[go: up one dir, main page]

EP2194831B1 - Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage - Google Patents

Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage Download PDF

Info

Publication number
EP2194831B1
EP2194831B1 EP08785013.7A EP08785013A EP2194831B1 EP 2194831 B1 EP2194831 B1 EP 2194831B1 EP 08785013 A EP08785013 A EP 08785013A EP 2194831 B1 EP2194831 B1 EP 2194831B1
Authority
EP
European Patent Office
Prior art keywords
cleaning tool
cleaning
sensor element
sensor
base body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP08785013.7A
Other languages
German (de)
English (en)
Other versions
EP2194831A1 (fr
Inventor
Michael Schütz
Jürgen Walz
Wilhelm Eisenmann
Alexander Fuchs
Markus Dünne
Ruwantha De Silva
Andreas Van De Ven
Rainer Schäfer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alfred Kaercher SE and Co KG
Original Assignee
Alfred Kaercher SE and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
Publication of EP2194831A1 publication Critical patent/EP2194831A1/fr
Application granted granted Critical
Publication of EP2194831B1 publication Critical patent/EP2194831B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4002—Installations of electric equipment
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4041—Roll shaped surface treating tools

Definitions

  • the invention relates to a cleaning tool for a cleaning device having the features of the preamble of claim 1.
  • the invention relates to a cleaning device for cleaning a surface, in particular a bottom surface, with at least one such cleaning tool.
  • Cleaning tools of surface cleaning devices wear during their operation. When reaching a certain degree of wear they must be replaced, otherwise there is a risk of damage to the surface to be cleaned and / or the achievable cleaning result is insufficient.
  • the wear of the cleaning tool is usually controlled by the user by inspecting the cleaning tool mounted on the cleaning tool. However, this is in many cases associated with difficulties, since the cleaning tool is often mounted in a housing of the cleaning device and therefore can not be readily viewed by the user from the outside.
  • the cleaning tool which is in the form of a disc or roller brush, surrounded by housing and sealing elements.
  • US 5,922,968 A is a cleaning device in the form of a sweeper known with a sweeping brush held on movable holding parts.
  • the sweeping brush is subject to wear during its operation.
  • the pressure exerted by the sweeping brush on the ground is monitored by means of a pressure sensor, which may be designed, for example, as a strain gauge or as a piezoelectric sensor.
  • a potentiometer is used, which is arranged between the movable holding parts of the sweeping brush.
  • Object of the present invention is to develop a cleaning tool and a corresponding cleaning device of the type mentioned in such a way that wear of the cleaning tool can be easily detected.
  • the cleaning tool is equipped with a sensor device which has a sensor element which has a specific physical characteristic.
  • This parameter changes depending on the degree of wear of the cleaning tool.
  • a physical characteristic of the sensor element is understood to be a specific physical property, for example a mechanical, optical, thermal, magnetic or electrical characteristic of the sensor element, which changes with the wear of the cleaning tool.
  • the characteristic change can be detected with the aid of a detector device and displayed visually and / or acoustically on a display device.
  • the coupling of the detector device with the sensor device of the cleaning tool can be wired or even carried out wirelessly, that is, the characteristic change of the sensor element can be detected by the detector device via a wired or wireless transmission channel.
  • the sensor element comprises an electrical conductor loop which can be interrupted upon reaching a predetermined degree of wear of the cleaning tool. As long as the conductor loop is not interrupted, a current can flow through the conductor loop. This current flow is interrupted as soon as the predetermined degree of wear of the cleaning tool is reached. The current flow can be detected contactless or contact-related by an associated detector device. The interruption of the current flow can be evaluated by the detector device as reaching the predetermined degree of wear.
  • the equipment of the cleaning tool with a sensor element thus provides a simple way to detect the wear of the cleaning tool, without requiring the cleaning tool must be inspected by the user.
  • the sensor device has a coil to which the sensor element is connected.
  • the coil can be short-circuited, for example via the sensor element, that is, the sensor element can connect the two coil ends together. If, due to the wear of the cleaning tool, the ohmic resistance, the inductance or the capacitance of the sensor element changes, so does the corresponding parameter of the overall system consisting of the coil and the sensor element also change.
  • the coil allows inductive coupling of the sensor element with an associated detector device the cleaning device, wherein the detector device may also include a coil which interacts inductively with the coil of the sensor device.
  • the cleaning tool is rotatable about an axis of rotation and the coil of the sensor device surrounds a preferably cylindrical section of a main body of the cleaning tool aligned coaxially with the axis of rotation in the circumferential direction.
  • the integrated in the cleaning tool spool rotates during operation of the cleaning tool.
  • the detector device of the cleaning device may comprise a corresponding coil, which is fixed to the device. The coil of the sensor device, which rotates together with the main body of the cleaning tool, can then induce an electrical voltage in the coil of the detector device, which voltage can be evaluated by evaluation electronics of the detector device.
  • the characteristic change has an influence on the voltage induced in the coil of the detector device so that the characteristic change can be detected in a simple manner by the evaluation electronics of the detector device, without a galvanic coupling between the sensor device of the cleaning tool and the detector device of the cleaning device is required.
  • the cleaning tool comprises a detector device associated with the detector device, which is connectable to a display device and which detects the change in the physical characteristic of the sensor element.
  • the cleaning tool not only has the sensor device but additionally also the detector device coupled to the sensor device.
  • the detector device can be designed in the form of an evaluation electronics, which is installed in the cleaning tool.
  • the cleaning tool also includes the display device and / or an energy source.
  • the display device can be embodied in particular in the form of an optical and / or acoustic signal device, for example in the form of a warning light, which is connected to the detector device and can be easily recognized by the user.
  • the indicator light is aligned coaxially to a rotational axis of the cleaning tool and arranged behind a transparent cover of the cleaning device. The illumination of the indicator light can give the user the indication that a maximum degree of wear of the cleaning tool is reached and this must therefore be replaced.
  • an electric battery is preferably used, in particular a so-called button cell.
  • the life of the battery can be selected to be considerably greater than the life of the cleaning tool, so as to ensure that the battery provides sufficient energy when a maximum degree of wear of the cleaning tool is achieved and visually and / or visually inform the user by means of the display device incorporated into the cleaning tool should be displayed acoustically.
  • the sensor device has electrical contact elements for connecting the sensor device to an external detector device, which detects the change in the physical parameter of the sensor element.
  • electrical contact elements are preferably sliding contacts are used, through which an electrical connection between the sensor device of the cleaning tool and the associated external detector device is ensured during operation of the cleaning tool.
  • the cleaning tool is rotatable about an axis of rotation, wherein the rotary drive via a rotatably connected to the cleaning tool drive pin takes place, which is connected via transmission elements, for example via a belt drive, with a motor of the cleaning device.
  • the drive pin may be made at least partially of an electrically conductive material and thus form a first electrical conductor.
  • the drive pin can be penetrated by a second electrical conductor which is insulated from the drive pin. An electrical connection between the sensor device installed in the cleaning tool and the external detector device can be established via the two electrical conductors.
  • the sensor device preferably has electrical coupling elements for wireless coupling of the sensor device to an external detector device, which detects the physical parameter of the sensor element.
  • electrical coupling elements for wireless coupling of the sensor device to an external detector device, which detects the physical parameter of the sensor element.
  • optical, inductive or capacitive coupling elements may be used or coupling elements that are sensitive to an alternating electromagnetic field, such as antennas.
  • a wireless transmission channel between the sensor device of the cleaning tool and the external detector device can be established. In particular, this gives the possibility of establishing a radio link between the two devices.
  • the sensor device has at least one electrical storage element, for example a writable and readable write / read memory.
  • a writable and readable write / read memory This makes it possible to store tool-specific data or even a computer program in the sensor device.
  • an identification number of the cleaning tool can be stored in the sensor device, wherein the identification number uniquely characterizes the cleaning tool. This identification number can be read out and evaluated by the detector device which is assigned to the sensor device.
  • the sensor device is programmable.
  • the sensor device may comprise, for example, a microelectronic circuit which is electrically connected to the sensor element.
  • the sensor device has a transponder, that is to say a radio communication element which receives and answers incoming signals.
  • a transponder By means of the transponder, a wireless transmission channel between the sensor device of the cleaning tool and an external detector device be achieved.
  • the transponder has a data memory in the form of a read / write memory and may additionally include a control logic. It can be in electrical connection with a transmitting and receiving antenna.
  • the transponder has an antenna coil.
  • the transponder can be supplied with energy and its data memory can be read out.
  • the transponder is equipped with its own power source.
  • RFID Radio Frequency Identification
  • the sensor element has an electrical conductor loop, which is connected in the antenna of the transponder and which can be interrupted upon reaching a predetermined degree of wear of the cleaning tool. If the cleaning tool has reached the predetermined degree of wear, the electrical conductor loop is interrupted. This has the consequence that the data transmission between the transponder and an associated reading device is at least impaired or even completely interrupted. The impairment or interruption of the data transmission can be detected by the associated detector device, which has the reader interacting with the transponder. It can then be displayed on a display device connected to the detector device that the cleaning tool has reached its predetermined degree of wear. Since a lack of data transmission between the reader and the transponder is present even if no cleaning tool was installed in the cleaning device, the user can also be displayed due to the lack of data transmission that accidentally no cleaning tool has been installed in the cleaning device and its operation is therefore not possible.
  • the transponder has an electrical circuit to which the sensor element and the antenna are connected, wherein by means of the electrical circuit, the change in the physical characteristic of the sensor element can be detected and a corresponding signal can be output to the antenna.
  • the sensor element may for example be designed as a conductor loop, which is interrupted in the presence of a predetermined degree of wear of the cleaning tool. The interruption of the conductor loop is detected by the electrical circuit of the transponder and reported via the antenna to the associated reader.
  • the antenna is not affected by the sensor element, regardless of the degree of wear of the cleaning tool, a radio connection between the reader and the transponder is ensured by means of the antenna.
  • the transponder can thus be queried at any time by the reader, data can be exchanged, such as identification numbers, and independently of this, the change in the physical characteristic of the sensor element can be reported to the reader.
  • the arrangement of the transponder on or in the cleaning tool can be done in various ways. It is favorable if, after installation of the cleaning tool in the cleaning device, the smallest possible distance between the antenna of the transponder and the antenna of the associated reading device of the detector device is present.
  • the cleaning tool is rotatable about an axis of rotation and a Basic body has arranged with an annular, coaxial with the axis of rotation aligned area and the antenna of the transponder in this area.
  • the annular region of the basic body can dip into an associated receiving ring of the cleaning device, and the antenna of the reading device of the detector device cooperating with the transponder can be integrated in the receiving ring.
  • the annular region of a support plate of the cleaning device is opposite in the assembled state of the cleaning tool.
  • the antenna of the reader can be arranged so that a good signal transmission between the transponder and the reader can be achieved.
  • the cleaning tool is rotatable about an axis of rotation and has a coaxially aligned with the axis of rotation base body from which the sensor element projects radially or axially relative to the axis of rotation.
  • the sensor element can be mounted, for example, on a holder, which can be inserted into a corresponding receptacle of the base body and latched thereto.
  • the sensor element is preferably made flexible, that is, it is deformable, in particular, it may be formed bendable.
  • the cleaning tool can be configured, for example, in the form of a disk or roller brush with a base body, from which protrude a plurality of cleaning bristles.
  • the cleaning bristles form cleaning elements, between which the sensor element is arranged and on which the sensor element can be supported upon rotation of the disc or roller brush.
  • a denser bristles be provided, i. a higher density of cleaning bristles.
  • the sensor element is arranged on a foil board.
  • a film board is understood to be a flexible electrical circuit board, that is to say a thin, flexible film which can be bent.
  • a transponder electrically connected to the sensor element is arranged on the foil board, that is to say the foil board carries both the sensor element and the transponder.
  • the foil plate is held on a carrier which is axially insertable into a base body of the cleaning tool.
  • the carrier can form a sleeve on which the foil plate can be fixed, in particular wound up.
  • the carrier may be configured, for example, annular and with respect to the axis of rotation of the body in the axial direction with this connectable.
  • the carrier has a support element against which the sensor element rests.
  • the cleaning tool can be configured as a rotatably mounted roller brush with a cylindrical base body, from which a plurality of cleaning bristles project outwards, wherein the sensor element is arranged between the cleaning bristles.
  • the cleaning tool can be designed as a rotatably mounted disc brush with a plate-like base body, projecting from the underside of a plurality of cleaning bristles, wherein the sensor element is arranged between the cleaning bristles.
  • the invention also relates to a cleaning device for cleaning a surface, in particular a floor surface, with a cleaning tool that is subject to wear during its operation.
  • the cleaning device has at least one cleaning tool of the type described above and a detector device which is coupled to detect the change in the physical characteristic of the sensor element with the sensor device, and the cleaning device also has a display device which is connected to the detector device and to the one Wear of the cleaning tool can be visually and / or acoustically displayed.
  • the cleaning device allows a user to easily detect a wear of the cleaning tool.
  • the cleaning tool as described above, equipped with a sensor element which has a depending on the wear of the cleaning tool changing physical characteristic.
  • the characteristic change can be detected by the detector device of the cleaning device, which is for this purpose contactless or contact-coupled with the sensor device of the cleaning tool.
  • the user can be displayed in the presence of a characteristic change, the achievement of a certain degree of wear of the cleaning tool.
  • the detector device preferably has evaluation electronics integrated into a control device of the cleaning device and is connected via contactless or contact-type contact elements to the sensor device integrated in the cleaning tool.
  • the detector device is connected to the sensor device via electrical lines.
  • the detector device preferably comprises electrical coupling elements for the wireless coupling of the detector device to the sensor device of the cleaning tool.
  • electrical coupling elements for the wireless coupling of the detector device to the sensor device of the cleaning tool.
  • the detector device comprises a coil which surrounds an annular portion of a base body of the cleaning tool in the circumferential direction.
  • the coil allows inductive coupling of the detector device with the sensor device of the cleaning tool.
  • the detector device has a reading device for reading out a transponder of the cleaning tool.
  • the reading device comprises an antenna, preferably an antenna coil, by means of which a bidirectional contactless transmission channel can be established between the reading device and the transponder.
  • a data memory of the transponder can be read or written by means of the reading device.
  • the antenna of the reading device is preferably arranged in the shortest possible distance from the antenna of the transponder of the cleaning tool.
  • the reading device antenna is arranged on or in a housing of the cleaning device accommodating the cleaning tool, in particular on or in a cover wall of the housing covering the cleaning tool.
  • the antenna of the reading device is arranged on or in a ring which surrounds a cylindrical edge section of a main body of the cleaning tool in the circumferential direction.
  • the edge section of the Base body is preferably arranged co-linear with the ring of the cleaning device, in particular it can be provided that the edge portion of the base body dips into the ring.
  • the antenna of the transponder of the cleaning device can be positioned on or in the edge section, and the associated antenna of the reading device can be arranged on or in the ring surrounding the edge section.
  • the cleaning tool is rotatably mounted on a bearing of the cleaning device and the antenna of the reader is positioned on or in a ring surrounding the bearing in the circumferential direction. This allows a particularly short distance between the antenna of the reader and the antenna of the transponder and thus a particularly interference-insensitive signal transmission.
  • the ring surrounding the bearing of the cleaning device is configured as a thread deflector.
  • Fadenabweiser prevent winding around a drive shaft or a bearing axis of the cleaning tool threads, cords or other elongated objects, thereby affecting the rotation of the cleaning tool.
  • Thread deflectors are used, for example, in scrubber driers and sweepers whose cleaning tools are designed as roller brushes.
  • the roller brushes have a cylindrical base body, whose end-side end portions are each surrounded by an annular Fadenabweiser in the mounted state.
  • the distance between the thread deflector and the base body is very small, for example, it can be a maximum of 10 mm, in particular about 5 to about 10 mm.
  • One of the edge sections of the basic body can receive a transponder of the sensor device and the Fadenabweiser surrounding this edge portion can record the associated reader, so that signals can be exchanged between the reader and the transponder in a simple way by radio. Due to the small distance between the transponder and the reader small antennas can be used and still a good signal transmission can be achieved.
  • the sensor element preferably in the form of a conductor loop, can be connected to the transponder.
  • the conductor loop is interrupted when a predetermined degree of wear is reached, this can result, for example, in an impairment or even complete interruption of the signal transmission between the reading device and the transponder and can be detected by the detector device, and then an optical or acoustic signal can be generated on the display device the user indicates the achievement of the predetermined degree of wear of the cleaning tool.
  • the interruption of the conductor loop from the transponder can be reported to the detector device via the reading device, which then generates a corresponding signal on the display device.
  • FIG. 1 a first embodiment of a cleaning device according to the invention in the form of a scrubber 10 is shown with a cleaning tool according to the invention in the form of a roller brush 12.
  • the roller brush 12 is rotatably mounted about a rotation axis 15 in a customary manner in a partially shown, underside open housing 14 and comprises a cylindrical base body 17, from which a plurality of cleaning bristles 18 protrude radially outward.
  • the roller brush 12 can be rotated about the rotation axis 15 in rotation.
  • a drive shaft 20 dips axially into the base body 17, designed as a hollow cylinder, which is rotatably mounted in a bearing sleeve 24 by means of a first ball bearing 21 and a second ball bearing 22 and is connected non-rotatably to the base body 17 in the usual way.
  • the drive shaft 20 rotatably carries a pulley 25, in the usual manner via a drive belt, not shown in the drawing is coupled with a drive motor of the scrubber 10 also not shown in the drawing to achieve a better overview.
  • the roller brush 12 can be rotated about the pulley 25 and the drive shaft 20 about the rotation axis 15 in rotation.
  • the drive shaft 20 has a coaxial with the axis of rotation 15 extending through hole 27 and is made of an electrically conductive material, preferably made of a metal.
  • the through hole 27 is penetrated by a metal rod 29 which is held by means of a first insulating sleeve 31 and a second insulating sleeve 32 at a distance from the drive shaft 20 and thus insulated from this.
  • the metal rod 29 protrudes in the axial direction via the drive shaft 20 both with its first end facing away from the roller brush 12 and with its second end immersed in the base body 17 of the roller brush 12. At its first end, the metal rod 29 carries a first contact ring 34 and at its second end the metal rod 29 carries a second contact ring 35.
  • the main body 17 defines a cavity 37.
  • the base body 17 has a radially aligned passage 38, which is penetrated by a sensor element 40.
  • the latter comprises a foil plate 41, on which a U-shaped conductor loop 42 is arranged.
  • the conductor loop has a first leg 43 and a second leg 44, which are connected to one another in the region between the cleaning bristles 18 outside of the main body 17 via a web 47.
  • a first sliding contact 48 is connected, which contacts the outside of the drive shaft 20 within the main body 17, and to the second leg 44, a second sliding contact 49 is connected, which contacts the front side of the second contact ring 35.
  • a first sliding contact 48 is connected, which contacts the outside of the drive shaft 20 within the main body 17, and to the second leg 44, a second sliding contact 49 is connected, which contacts the front side of the second contact ring 35.
  • about the sliding contacts 48 and 49 is thus the conductor loop 42 with the drive shaft 20 and the metal rod 29 in electrical connection.
  • the scrubber 10 has a control device 50, to which a display device in the form of a display 52 is connected.
  • a transmitter 55 of a detector device 54 is integrated, which is connected via a first connecting line 56 and a third sliding contact 58 with the pulley 25, which in turn is in electrical connection with the drive shaft 20.
  • the transmitter 55 is connected via a second connecting line 59 and a fourth sliding contact 60 with the first contact ring 34 which is electrically connected to the metal rod 29 in connection.
  • the evaluation electronics 55 is thus connected via the first connecting line 56, the third sliding contact 58, the pulley 25, the drive shaft 20 and the first sliding contact 48 with the first leg 43 of the conductor loop 42, and via the second connecting line 59, the fourth sliding contact 60, the first contact ring 34, the metal rod 29, the second contact ring 35 and the second sliding contact 49 is the evaluation electronics 55 with the second leg 44 of the conductor loop 42 in electrical connection.
  • the cleaning bristles 18 of the roller brush 12 gradually wear, that is, they are increasingly shorter. This has the consequence that with prolonged operation of the roller brush 12, the cleaning bristles 18 with their free end practically the same distance to the outer side 46 of the body 17 as the outwardly projecting end of the film board 41. This causes the film board 41 in further operation the same way as the cleaning bristles 18 contacted the surface to be cleaned.
  • the foil plate 41 is mechanically impaired and after a short time the conductor loop is interrupted in the region of the web 47. The interruption of the conductor loop 42 is detected by the transmitter 55 due to the now missing connection between the first connection line 56 and the second connection line 49 via the conductor loop 42.
  • a signal is transmitted to the display 52, so that the user on the display 52 reaching the predetermined by the radial positioning of the film plate 41 in the passage 38 degree of wear of the roller brush 12 is displayed.
  • the user does not need to check the roller brush 12 to see if the cleaning bristles 18 are worn so far that damage to the floor surface to be cleaned or at least an insufficient cleaning result, but rather the user Reaching the predetermined degree of wear on the display 52 is displayed. Should the scrubber 10 be mistakenly put into operation without the roller brush 12 is mounted in the housing 14, this would also be displayed to the user on the display 52, since in this case there is no electrical connection between the two connecting lines 56 and 59.
  • FIG. 2 A second embodiment of a cleaning device according to the invention in the form of a scrubber-drier 65 with a cleaning tool according to the invention in the form of a roller brush 67 is shown in FIG FIG. 2 shown schematically.
  • the roller brush 67 is rotatably mounted in a housing 69 which is open at the bottom about a rotation axis 70.
  • the rotary drive of the roller brush 67 is carried out in the same manner as in the FIG. 1 illustrated roller brush 12 by means of a drive shaft.
  • the drive shaft is not shown, but rather shows the FIG.
  • This end face is rotatably mounted on a bearing sleeve 75 of the housing 69 by means of a ball bearing 72, which surrounds a bearing journal 73 of the main body 74 of the roller brush 67.
  • a plurality of cleaning bristles 77 radially outward, and between the cleaning bristles 77 is a sensor element 40 is formed identical to the sensor element 80 arranged with a foil plate 81, the a conductor loop 82 carries.
  • a sensor device 85 is arranged with the sensor element 80, but also a detector device 86 with an evaluation 87 and an energy source in the form of a battery 89.
  • the roller brush 67 also has a display device in the form of a warning light 90, which at the free end of Trunnion 73 is arranged and can be observed by the user through a sight glass 91 therethrough.
  • the indicator light 90 is connected on the one hand to the battery 89 and on the other hand to the transmitter 87.
  • the transmitter is connected to the first leg 94 and the second leg 93 of the conductor loop 82 in electrical connection and is connected to the battery 89.
  • the film board 81 st mechanically impaired until the conductor loop 82 is interrupted.
  • the interruption of the conductor loop 82 is detected by the detector device 86, which then activates the control lamp designed, for example, in the form of an incandescent lamp or a light-emitting electrode, so that it emits an optical signal which can be recognized by the user.
  • the user thus receives the signal that the predetermined by the radial position of the sensor element 80 degree of wear of the roller brush 67 is reached and this must be replaced.
  • FIG. 3 a third embodiment of a cleaning device according to the invention in the form of a scrubber 100 is shown with a erfindunlicen cleaning tool in the form of a roller brush 102.
  • the scrubber 100 and the roller brush 102 are substantially the same design as the above with reference to FIG. 1 shown scrubber 10 or roller brush 12. Identical components are therefore in FIG. 3 with the same reference numerals as in FIG. 1 and with respect to these components, reference is made to the foregoing explanations to avoid repetition.
  • the detector device 54 is connected via inductive coupling elements to the sensor device 103 installed in the roller brush 102.
  • the scrubber 100 has a first coil 105 which surrounds a ring-shaped coil carrier 107, projecting like a collar from a housing wall 106, in the direction of contact.
  • the bobbin 107 is aligned coaxially with the bearing sleeve 24 and a cylindrical edge portion 109 of the base body 17 of the roller brush 102 dives into the annular bobbin 107.
  • the edge portion 109 carries a second coil 110 whose ends are connected via connecting lines 111 and 112 to the conductor loop 42 of the sensor element 40 of the roller brush 102.
  • the second coil 110 forms a component of the sensor device 103 installed in the roller brush 102, which sensor element comprises the sensor element 40 in addition to the second coil 110. Via the conductor loop 42 of the sensor element 40, the second coil 110 is short-circuited.
  • the roller brush 102 rotates about its axis of rotation 15, and the second coil 110 performs a corresponding rotational movement within the first coil 105.
  • the rotational movement of the second coil 110 has the consequence that in the first coil 105, an electrical voltage is induced, which can be detected by the detector device 55.
  • the conductor loop 42 Upon reaching a predetermined degree of wear, as explained above, the conductor loop 42 is interrupted. This changes abruptly the ohmic resistance of the conductor loop 42 and thus a physical characteristic of the sensor element 40. This characteristic change is, as explained above, via the electrical contact elements in the form of the first coil 105 and the second coil 110 inductively detected by the detector device 54 and then displayed on the display 52 to the user.
  • FIG. 4 a fourth embodiment of a cleaning device according to the invention in the form of a scrubber 120 is shown with a cleaning tool according to the invention in the form of a roller brush 122.
  • the scrubber 120 and the roller brush 122 are substantially identical to those described above with reference to FIG. 1 explained scrubber 10 or roller brush 12.
  • FIG. 4 the same reference numerals as in FIG. 1 and with respect to these components, reference is made to the foregoing explanations to avoid repetition.
  • the roller brush 122 has a sensor device 123 with a sensor element 40, which, as already explained in detail, has a conductor loop 42.
  • the sensor device 123 comprises a transponder 125 FIG. 5 is clear, the transponder 125 includes an antenna coil 126, a read / write memory 127 and a control logic 128. Read / write memory 127 and control logic 128 are part of a microelectronic circuit 129, as well as the antenna coil 126 and the conductor loop 42 of the sensor element 40th is arranged on a common foil plate 131.
  • the conductor loop 42 is connected in series with the antenna coil 126. If the conductor loop 42 is interrupted when a predetermined degree of wear of the roller brush 122 has been reached, as explained above, the transmission and reception properties of the antenna coil 126 change with it.
  • the sensor device 123 integrated into the roller brush 122 is also assigned an external detector device 133.
  • the reading device 135 is arranged on a ceiling wall 137 of the roller brush 122 accommodating the housing 14. With the help of the reading device 135, the read / write memory 127 of the transponder 125 can be read out without contact. In the read / write memory 127 tool-specific data can be stored to identify the roller brush 122nd
  • the conductor loop 42 of the sensor element 40 is interrupted when a degree of wear of the roller brush 122 determined by the radial arrangement of the sensor element 40 in the base body 17 of the roller brush 122 is reached, then the transmission and reception properties of the antenna coil 126 abruptly change, so that radio signals are possibly worse Quality between the reader 135 and the transponder 125 can be transmitted.
  • the reading device 135 can no longer recognize the transponder 125 at all, since it no longer receives a response signal from the transponder 125.
  • the impaired or even completely interrupted signal transmission between the reading device 135 and the transponder 125 is detected by the evaluation electronics 134 of the detector device 133.
  • the display 52 connected to the control device 50 of the scrubber 120 visually indicates to the user the achievement of the predetermined degree of wear.
  • the absence of a roller brush 122 is also indicated in the event that the scrubber 120 has been erroneously put into operation without the roller brush 122 being previously mounted in the housing 14.
  • FIG. 6 an alternative interconnection of the transponder 125 is shown schematically.
  • the conductor loop 42 is not connected in series with the antenna coil 126 but connected to separate inputs 130, 138 of the control logic 128. If the conductor loop 42 is interrupted when a predetermined degree of wear is reached, this is detected by the control logic 128 and reported to the reading device 135 by means of the antenna coil 126. Even with interrupted conductor loop 42 can in the in FIG. 6 shown interconnection of the read / write memory 127 are read out by the reader 135, because the signal transmission between reader 135 and transponder 125 is not affected by the interruption of the conductor loop 42.
  • FIG. 7 schematically a first arrangement and mounting option on a main body 140 is shown schematically.
  • the main body 140 may be made of a plastic material, for example, on which cleaning bristles 18 and 77 are set to project radially outwards in a later production step, which is not shown in the drawing.
  • the main body 140 has a recess 141 extending over a partial region of its circumference and also a partial region of its axial extension, which is covered by a cover 142.
  • a foil plate 143 is fixed to the underside of the lid 142, which has a stamped, strip-shaped board region 144 which is folded radially outward.
  • the stamped-out board area 144 protrudes with a free end portion 145 on the outside 146 of the lid 142 and the remaining portion of the board area 144 extends between the lid 142 and the edge of the recess 141.
  • Die punched board area 144 then forms the above-described sensor element 40 or 80 and carries the conductor loop 42 and 82, whereas within the base body 140 on the remaining foil plate 143 further electrical components of a sensor device can be arranged, in particular the above with reference to FIG. 4 explained transponder 125.
  • FIG. 8 A second advantageous possibility of arranging and mounting a radially outwardly projecting sensor element on a base body of a roller brush is in FIG. 8 shown.
  • a base body 150 is used with a slot-shaped recess 151 extending over a partial region of its longitudinal extent, which extends from an axial end 152 of the base body 150 and extends over a partial region of the entire length of the base body 150.
  • a stamped-out blank area 153 of a foil plate 154 is inserted.
  • the punched-out board area 152 accommodates the above-explained conductor loop 42 or 82, and the remaining area of the foil board 154 accommodates further electrical components of the sensor device within the base body 150; in particular, it can carry a transponder 125.
  • a two-part main body 160 is used with a first basic body part 161 and a second basic body part 162, which can be inserted into one another in the axial direction. Both basic body parts 161 and 162 are hollow.
  • the first body part 161 similarly has the same design as described above with reference to FIG FIG. 6 already at the base body 150 has been explained, extending over a portion of its length extending slot-shaped recess 163 which extends from the second base body portion 162 facing the end 164 of the first body portion 161.
  • punched out board area 165 may receive a conductor loop that will break when a predetermined degree of wear of the corresponding roller brush is reached, and the remaining area of foil board 166 may receive, for example, a transponder that may be contacted by an associated reader as long as the conductor loop is not interrupted is.
  • the two main body parts 161 and 162 can be inserted into each other after inserting the foil plate 166 in the first base body part 161, and then in a further manufacturing step, a plurality of cleaning bristles on the outer sides of the two basic body parts 161 and 162 are set to form a roller brush for a scrubber.
  • FIG. 10 Another arrangement and mounting possibility of a sensor element in the main body of a roller brush is in FIG. 10 illustrated by the example of a base body 170, which is designed in the form of a hollow cylinder.
  • An annular carrier 171 can be inserted into the main body 170 on the front side, wherein the carrier 171 can be pressed with the main body 170.
  • the carrier 171 comprises a ring member 172, to which an inner sleeve 173 is integrally formed, which is insertable into the base body 170.
  • an outer sleeve 174 is pressed, after previously on the inner sleeve 173 a film board 175 was wound up.
  • a stamped-out board portion 176 of the film board 175 is guided by a passage slot of the outer sleeve 174 not shown in the drawing in the manner of a flag to the outside and held by trunnions 177 on a plate-like web 178 which is integrally formed on the ring member 172.
  • the web 178 can be inserted into a slot 179 of the base body 170, wherein then an end portion of the punched-out board area 176 projects radially outward from the base body 170.
  • the web 178 supports the punched-out board area 176, which is clamped in a defined manner after insertion of the carrier into the base body 170 between one side of the slot 179 and the web 178, ie the position of the fixation of the board area 176 is uniquely predetermined by the web 178.
  • the stamped-out board area 176 can carry a conductor loop in a corresponding manner, as already described, which is preferably electrically connected to a transponder arranged on the remaining area of the foil board 175, in particular with its antenna coil, as already explained above.
  • the carrier 171 can be used in combination with the stamped-out board area 176 and the remaining area of the film board 175 for bodies of different thicknesses.
  • FIGS. 11A to 11C schematically another arrangement and mounting possibility of a sensor element in the main body of a roller brush on the example of a base 180 is shown.
  • This one is in the FIGS. 11A to 11C only partially illustrated. It is clear that it is in the form of a hollow cylinder and has a diametrically extending, stepped recess 181 with a first recess portion 182, which merges via a step 183 in a second recess portion 184, wherein the second recess portion 184 is considerably smaller than the first Recess portion 182.
  • the first recess portion 182 extends through a cylinder wall 185 of the base body 180 and extends diametrically approximately to the center of the opposite cylinder wall 186. In the cylinder wall 186, the step 183 and the second recess portion 184 extend.
  • a holder 188 can be inserted into the recess 181, which carries on its front side 189 a foil plate 190 with a foil strip 191 projecting forward from the front side 189.
  • the holder 188 is made of an elastically deformable material, in particular of a plastic material and has on opposite outer sides in each case a latching wing 192 or 193.
  • the holder 188 On the rear side 194 facing away from the front side 189, the holder 188 carries a lid 195.
  • the foil strip 191 reaches through the second recess section 184 and protrudes with its free end over the outside of the main body 180 radially outward, and at the same time engage the elastic locking wings 192 and 193, the cylinder wall 185 and the lid 195 closes the first recess portion 182.
  • the foil plate 190 is thus reliably fixed inside the hollow cylindrical body 180, wherein the outwardly projecting film strip 191, such as already described above, can carry a conductor loop, which is interrupted upon reaching a predetermined degree of wear of the corresponding roller brush.
  • the remaining area of the foil plate 190 arranged within the basic body 180 can in turn carry a transponder, which is electrically connected to the conductor loop.
  • FIG. 12 A corresponding embodiment of a cleaning device according to the invention in the form of a scrubber-drier 200 with a cleaning tool in the form of a roller brush 202 is shown in FIG. 12 shown schematically.
  • the scrubber-drier 200 is designed substantially identical to the above with reference to the FIGS. 1 . 3 and 4 explained Scrubber 10, 100 and 120.
  • FIG. 10 the same reference numerals as in the FIGS. 1 . 3 and 4 and with respect to these components, reference is made to the foregoing explanations to avoid repetition.
  • the scrubber-drier 200 has an annular Fadenabweiser 203, which has a cylindrical edge portion 204 of a base 205 of the Roller brush 202 circumferentially surrounds.
  • a reader 207 a detector device 208 is integrated, which in addition to the reader 207 has a transmitter 209, which is integrated into the control device 50 of the scrubber 200.
  • the reader 207 is associated with a transponder 211, which is injected into a sleeve 212 of plastic surrounding the cylindrical edge portion 204 of the base body 205 and is in electrical connection with a sensor element 213 projecting axially from the sleeve 212.
  • the sensor element 213 is designed as a foil board, which, as already explained several times, carries a conductor loop.
  • the arrangement of the transponder 211 in the cylindrical edge portion 204 arranged sleeve 212, which is surrounded by the annular Fadenabweiser 203 which receives the associated reader 207, has the advantage that between the reader 207 and the transponder 211, a very small distance can be achieved , In particular, a distance of less than 10 mm. This ensures a particularly good signal transmission between the reader 207 and the transponder 212.
  • FIG. 13 schematically, the main body 205 of the roller brush 202 is shown with pressed onto the cylindrical edge portion 204 sleeve 212 from which protrudes the foil plate with the sensor element 213 in the axial direction.
  • FIG. 14 is a sixth embodiment of a cleaning device with a cleaning tool illustrated schematically in a partial view, wherein the cleaning tool is configured in the form of a disc brush 220.
  • the disk brush 220 is rotatably mounted about a rotation axis 226 on a carrier plate 222 of a cleaning device 224 shown only in part. It comprises a base body in the form of an annular disc 228, which on the underside, that is, facing away from the carrier plate 222, carries a multiplicity of cleaning bristles 230.
  • the annular disc 28 has a central passage opening 232, which is penetrated by a driver 234 which is rotationally fixed to a drive shaft 236 is held.
  • the drive shaft can be rotated in the usual way by a known per se and therefore not shown in the drawing motor of the cleaning device 224 in rotation.
  • the annular disc 228 carries a sensor device 238 with a transponder 239 and a sensor element 240, which is designed according to the above-described embodiments as a conductor loop and is arranged together with the transponder 239 on a flexible film board.
  • the sensor element 240 passes through a passage 241 of the annular disc 228 and protrudes with its free end on the underside of the annular disc 228.
  • the free end region of the sensor element 240 is arranged between the cleaning bristles 230.
  • the transponder 239 is arranged on the cleaning bristles 230 facing away from the upper side of the annular disc 228.
  • the carrier plate 222 carries on its underside, facing the transponder 239, an antenna 243 of an upper side arranged on the support plate 222 Reader 244.
  • the reader 244 is connected to an evaluation of the cleaning device 224 according to the above-described embodiments. By means of the reader 244, a read / write memory of the transponder 239 can be read.
  • the respective cleaning device has a cleaning tool with a sensor element which abruptly changes a physical characteristic, for example an electrical characteristic, in particular an ohmic resistance, for a given degree of wear of the cleaning tool, and this characteristic change can be detected by an associated detector device become.
  • a physical characteristic for example an electrical characteristic, in particular an ohmic resistance

Landscapes

  • Brushes (AREA)
  • Machine Tool Sensing Apparatuses (AREA)

Claims (22)

  1. Outil de nettoyage pour un appareil de nettoyage, destiné en particulier à nettoyer une surface, l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220) subissant une usure pendant son fonctionnement et comportant un système de détection (62 ; 85 ; 123 ; 238) pourvu d'un élément détecteur (40 ; 80 ; 240) présentant une grandeur caractéristique physique variant en fonction du degré d'usure de l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220), caractérisé en ce que l'élément détecteur (40 ; 80) comprend une boucle conductrice électrique (42), laquelle peut être interrompue lorsqu'un degré d'usure prédéfini de l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220) est atteint.
  2. Outil de nettoyage selon la revendication 1, caractérisé en ce que le système de détection comprend une bobine (110) à laquelle l'élément détecteur (40) est raccordé.
  3. Outil de nettoyage selon la revendication 2, caractérisé en ce que l'outil de nettoyage (102) peut tourner autour d'un axe de rotation (15) et en ce que la bobine (110) entoure dans la direction circonférentielle une partie (109) cylindrique, orientée de manière coaxiale par rapport à l'axe de rotation (15), d'un corps de base (17) de l'outil de nettoyage (102).
  4. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'outil de nettoyage (65) comprend un dispositif de détection (86) associé au système de détection (85), pouvant être relié à un dispositif d'affichage (90) et détectant la variation de la grandeur caractéristique physique de l'élément détecteur (80).
  5. Outil de nettoyage selon l'une quelconque des revendications 1 à 4, caractérisé en ce que le système de détection comprend des éléments de couplage électriques (110 ; 125) permettant le couplage sans fil du système de détection à un dispositif de détection externe (54), lequel détecte la variation de la grandeur caractéristique physique de l'élément détecteur (40).
  6. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que le système de détection (123) comprend un élément de mise en mémoire électrique (127).
  7. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que le système de détection (123) comprend un transpondeur (125 ; 139).
  8. Outil de nettoyage selon la revendication 7, caractérisé en ce que l'outil de nettoyage (202) peut tourner autour d'un axe de rotation (15) et comprend un corps de base (205) pourvu d'une zone (204) annulaire, orientée coaxialement par rapport à l'axe de rotation (15) et sur laquelle le transpondeur (211) est disposé.
  9. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220) peut tourner autour d'un axe de rotation (15 ; 226) et comprend un corps de base (17 ; 74 ; 140 ; 205 ; 228) orienté coaxialement par rapport à l'axe de rotation (15 ; 226) et duquel l'élément détecteur (40 ; 80 ; 240) fait radialement ou axialement saillie par rapport à l'axe de rotation (15 ; 226).
  10. Outil de nettoyage selon la revendication 9, caractérisé en ce que l'élément détecteur (40 ; 80) peut être encliqueté ou bloqué avec le corps de base (180).
  11. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément détecteur (40 ; 80) est flexible.
  12. Outil de nettoyage selon la revendication 11, caractérisé en ce que l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220) est monté rotatif, des éléments de nettoyage (18 ; 77 ; 230) de l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 202 ; 220) étant disposés dans le sens de rotation de l'outil de nettoyage (12 ; 67 ; 102 ; 122 ; 220) devant et derrière l'élément détecteur (40 ; 80 ; 240).
  13. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément détecteur (40 ; 80 ; 240) est disposé sur une platine filmée (41 ; 81 ; 131 ; 143 ; 154 ; 166 ; 177 ; 190).
  14. Outil de nettoyage selon la revendication 13, caractérisé en ce qu'un transpondeur (125) connecté électriquement à l'élément détecteur est disposé sur la platine filmée (131).
  15. Outil de nettoyage selon la revendication 13 ou 14, caractérisé en ce que la platine filmée (177) est retenue sur un support (172 ; 212), lequel peut être inséré axialement dans un corps de base (170 ; 205) de l'outil de nettoyage (202 ; 220).
  16. Outil de nettoyage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'outil de nettoyage est réalisé sous la forme d'une brosse circulaire (12 ; 67 ; 102 ; 122 ; 202) montée rotative et pourvue d'un corps de base cylindrique (17 ; 74 ; 205) dont une pluralité de brosses de nettoyage (18 ; 77) font saillie vers l'extérieur, l'élément détecteur (40 ; 80) étant disposé entre les brosses de nettoyage (18 ; 77).
  17. Outil de nettoyage selon l'une quelconque des revendications 1 à 15, caractérisé en ce que l'outil de nettoyage est réalisé sous la forme d'une brosse circulaire (220) montée rotative pourvue d'un corps de base (228) du type plaque, de la face inférieure duquel font saillie une pluralité de brosses de nettoyage (230), l'élément détecteur (240) étant disposé entre les brosses de nettoyage (230).
  18. Appareil de nettoyage permettant de nettoyer une surface, en particulier une surface de sol, pourvu d'au moins un outil de nettoyage selon l'une quelconque des revendications précédentes, et d'un dispositif de détection (55 ; 86 ; 133 ; 208), lequel est couplé au système de détection (62 ; 85 ; 123) pour détecter la variation de la grandeur caractéristique physique de l'élément détecteur (40 ; 80), et d'un dispositif d'affichage (52), lequel est relié au dispositif de détection (55 ; 86 ; 133 ; 208).
  19. Appareil de nettoyage selon la revendication 18, caractérisé en ce que le dispositif de détection (54) comprend une électronique d'évaluation (55), laquelle est intégrée dans un dispositif de commande (50) de l'appareil de nettoyage (10 ; 100) et peut être reliée par des conduites électriques (56, 59) au système de détection (62).
  20. Appareil de nettoyage selon la revendication 18, caractérisé en ce que le dispositif de détection comprend des éléments de couplage électriques (105 ; 135 ; 207) permettant un couplage sans fil du dispositif de détection au système de détection (123).
  21. Appareil de nettoyage selon la revendication 20, caractérisé en ce que le dispositif de détection est couplé au système de détection par une bobine (105), la bobine (105) entourant une partie cylindrique (109) d'un corps de base (17) de l'outil de nettoyage (102) dans la direction circonférentielle.
  22. Appareil de nettoyage selon la revendication 20, caractérisé en ce que le dispositif de détection (133 ; 208) comprend un appareil de lecture (135 ; 207) permettant de lire un transpondeur (125 ; 211) de l'outil de nettoyage (122, 102, 220).
EP08785013.7A 2007-10-11 2008-07-24 Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage Not-in-force EP2194831B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007050351A DE102007050351A1 (de) 2007-10-11 2007-10-11 Reinigungswerkzeug und Reinigungsgerät mit einem derartigen Reinigungswerkzeug
PCT/EP2008/006060 WO2009049699A1 (fr) 2007-10-11 2008-07-24 Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage

Publications (2)

Publication Number Publication Date
EP2194831A1 EP2194831A1 (fr) 2010-06-16
EP2194831B1 true EP2194831B1 (fr) 2014-07-16

Family

ID=40120094

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08785013.7A Not-in-force EP2194831B1 (fr) 2007-10-11 2008-07-24 Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage

Country Status (6)

Country Link
US (1) US7992245B2 (fr)
EP (1) EP2194831B1 (fr)
CN (1) CN101820807B (fr)
DE (1) DE102007050351A1 (fr)
DK (1) DK2194831T3 (fr)
WO (1) WO2009049699A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008009221A1 (de) 2008-02-06 2009-08-13 Alfred Kärcher Gmbh & Co. Kg System zur Bevorratung und Abgabe von flüssigem Reinigungszusatz für Hochdruckreinigungsgerät
DE102009018121A1 (de) * 2009-04-09 2010-10-14 Alfred Kärcher Gmbh & Co. Kg Verfahren zum Betreiben eines Reinigungsgerätes sowie Reinigungsgerät und Reinigungswerkzeug zur Durchführung des Verfahrens
DE102009033944A1 (de) 2009-07-14 2011-01-20 Alfred Kärcher Gmbh & Co. Kg Reinigungsvorrichtung sowie Verfahren zur Kontrolle des Zugriffs auf eine Reinigungsvorrichtung
US8332983B1 (en) * 2009-10-13 2012-12-18 Prohoroff Phillip W Rotary brush assembly for street sweeper
US20110260834A1 (en) * 2010-04-21 2011-10-27 Danny Keith Chapman Tracking the Usage of Wear Components by an Embedded RFID System
US8839478B2 (en) * 2010-09-02 2014-09-23 Swingmaster Corporation Railroad track cleaning assemblies and apparatus
DE102010042347A1 (de) * 2010-10-12 2012-04-12 Alfred Kärcher Gmbh & Co. Kg Verfahren zum Betreiben eines Reinigungsgerätes und Reinigungsgerät zur Durchführung des Verfahrens
DE102013111330A1 (de) * 2013-10-14 2015-04-16 Alfred Kärcher Gmbh & Co. Kg Reinigungswerkzeug für ein Bodenreinigungsgerät
DE102013224546A1 (de) * 2013-11-29 2015-06-03 Bayerische Motoren Werke Aktiengesellschaft Waschutensil für eine Fahrzeughandwäsche
US9907449B2 (en) 2015-03-16 2018-03-06 Irobot Corporation Autonomous floor cleaning with a removable pad
US9265396B1 (en) 2015-03-16 2016-02-23 Irobot Corporation Autonomous floor cleaning with removable pad
CN107003219B (zh) 2015-04-07 2020-07-10 新罕布什尔球轴承股份有限公司 具有磨损传感器的支承件
KR20210080399A (ko) * 2018-10-19 2021-06-30 비쎌 인코포레이티드 근접 트리거식 사용자 인터페이스를 갖는 표면 청소 장치
CN111096709A (zh) * 2018-10-29 2020-05-05 添可智能科技有限公司 地刷及清洁设备
CN110326998B (zh) * 2019-07-10 2024-03-29 北京小狗吸尘器集团股份有限公司 一种滚刷、地刷、吸尘器以及颗粒物的清扫方法
CN110226896B (zh) * 2019-07-10 2023-10-03 北京小狗吸尘器集团股份有限公司 一种吸尘器用地刷、吸尘器以及颗粒物的清扫方法
DE102020120541A1 (de) * 2020-08-04 2022-02-10 Canon Production Printing Holding B.V. Verfahren und Vorrichtung zur Überprüfung einer Reinigungseinheit
CN113118338B (zh) * 2021-04-18 2022-12-16 南京盛大重工机械有限公司 一种便于零件加工用具有废料收集机构的折弯机
CN118766353B (zh) * 2024-09-10 2024-11-15 南京特沃斯清洁设备有限公司 用于洗地机刷盘系统的处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3309967A1 (de) * 1983-03-19 1984-09-20 Rolf Dr.Phil. Dipl.-Ing. 7300 Esslingen Garnich Bodenreinigungsmaschine
US4679271A (en) * 1986-03-14 1987-07-14 Tennant Company Automatic tool force compensator for a surface maintenance machine
DE3841177A1 (de) * 1988-12-07 1990-06-13 Schoerling Waggonbau Verfahren und vorrichtung zur einstellung einer vorgewaehlten kehrspiegelbreite eines walzenbesens
US5455979A (en) * 1993-10-20 1995-10-10 Windsor Industries, Inc. Apparatus for monitoring cleaning element wear
GB2305360A (en) * 1995-09-06 1997-04-09 William Anthony Briscoe Brush pressure system for a floor cleaning machine
US5922968A (en) * 1995-09-06 1999-07-13 Briscoe; William Anthony Brush pressure system
US6493896B1 (en) * 1998-10-22 2002-12-17 Alto U.S. Inc. Brush head positioning system
JP3547636B2 (ja) * 1999-01-29 2004-07-28 アマノ株式会社 床面艶出機
US7120961B2 (en) * 2002-09-06 2006-10-17 Tennant Company Brush wear adjustment system and method
WO2006053028A2 (fr) * 2004-11-12 2006-05-18 Tennant Company Communication de donnees a partir d'un appareil a recurer les parquets

Also Published As

Publication number Publication date
WO2009049699A1 (fr) 2009-04-23
US20100263141A1 (en) 2010-10-21
WO2009049699A8 (fr) 2009-06-18
DK2194831T3 (da) 2014-10-13
US7992245B2 (en) 2011-08-09
DE102007050351A1 (de) 2009-04-16
EP2194831A1 (fr) 2010-06-16
CN101820807A (zh) 2010-09-01
CN101820807B (zh) 2013-01-02

Similar Documents

Publication Publication Date Title
EP2194831B1 (fr) Outil de nettoyage et appareil de nettoyage doté de cet outil de nettoyage
EP3469224B1 (fr) Palier lisse, élément de glissement en matière plastique, système et procédé de détection de l'usure
EP0901881B1 (fr) Outil ou porte-outil
DE102007027917B4 (de) Drehübertragervorrichtung, ausgestattet mit eingebautem Lenkungswinkelsensor
DE102008008072A1 (de) Sensor
EP2683561B1 (fr) Système et procédé de détection d'usure
EP3293677B1 (fr) Transpondeur rfid pour un instrument médical et/ou pour un endoscope, instrument médical et/ou endoscope et procédé de montage
EP3265830A2 (fr) Système de capteur pour un palier de roulement ainsi qu'ensemble formant palier de roulement comprenant un système de capteur de ce type
EP1805695B1 (fr) Systeme transpondeur
DE102013226516A1 (de) Messanordnung
EP3057483B1 (fr) Outil de nettoyage pour dispositif de nettoyage de sols
DE602004006015T2 (de) Maschinenausführung
EP4029127A1 (fr) Machine électrique
WO2008065183A1 (fr) Cassette à ressort spiral
EP2948058B1 (fr) Appareil de mesure portatif
EP3994339B1 (fr) Ensemble rotatif à palettes ainsi que procédé pour surveiller l'usure d'une palette dans un tel ensemble
WO2007071354A1 (fr) Dispositif et procede pour le contrôle et la transmission sans fil de l'etat d'un generateur de signaux
WO2024189029A1 (fr) Système de connexion, en particulier système de connexion à fiche, aux fins d'une transmission inductive sans contact de signaux d'alimentation en données et/ou de signaux d'alimentation en énergie, et combinaison
EP3696923B1 (fr) Ensemble connecteur permettant de fabriquer une liaison de transmission d'énergie et/ou de données détachable
EP1873480B1 (fr) Dispositif de vérification et/ou de montage
DE102016008472A1 (de) Elektrodensonde zur Befundung auf Feuchtigkeit
EP4177010B1 (fr) Bobinoir préliminaire cylindrique creux pour un outil d'installation d'un insert hélicoïdal en fil métallique
DE102014118359A1 (de) Rotoranordnung für eine Schleifringbaugruppe und Drehkupplungsanordnung mit einer solchen Rotoranordnung
AT524189B1 (de) Lagerelement
WO2025021796A1 (fr) Dispositif chirurgical avec puce rfid et antenne rfid

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20100319

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20140225

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: CH

Ref legal event code: NV

Representative=s name: ISLER AND PEDRAZZINI AG, CH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 677031

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140815

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502008012020

Country of ref document: DE

Effective date: 20140828

REG Reference to a national code

Ref country code: DK

Ref legal event code: T3

Effective date: 20141006

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20140716

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141016

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141016

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141117

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141017

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141116

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502008012020

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20150417

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20141016

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502008012020

Country of ref document: DE

Representative=s name: HOEGER, STELLRECHT & PARTNER PATENTANWAELTE MB, DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20141016

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140724

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 677031

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140724

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140724

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140724

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140716

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20080724

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140731

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 10

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 11

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502008012020

Country of ref document: DE

Representative=s name: HOEGER, STELLRECHT & PARTNER PATENTANWAELTE MB, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 502008012020

Country of ref document: DE

Owner name: ALFRED KAERCHER SE & CO. KG, DE

Free format text: FORMER OWNER: ALFRED KAERCHER GMBH & CO. KG, 71364 WINNENDEN, DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502008012020

Country of ref document: DE

Representative=s name: HOEGER, STELLRECHT & PARTNER PATENTANWAELTE MB, DE

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20190619

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190829

Year of fee payment: 12

Ref country code: IT

Payment date: 20190719

Year of fee payment: 12

Ref country code: DK

Payment date: 20190710

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20190718

Year of fee payment: 12

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502008012020

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DK

Ref legal event code: EBP

Effective date: 20200731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200731

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200731

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210202

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200724