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WO2018069188A1 - Dispositif destiné à freiner le mouvement d'un système de fermeture - Google Patents

Dispositif destiné à freiner le mouvement d'un système de fermeture Download PDF

Info

Publication number
WO2018069188A1
WO2018069188A1 PCT/EP2017/075515 EP2017075515W WO2018069188A1 WO 2018069188 A1 WO2018069188 A1 WO 2018069188A1 EP 2017075515 W EP2017075515 W EP 2017075515W WO 2018069188 A1 WO2018069188 A1 WO 2018069188A1
Authority
WO
WIPO (PCT)
Prior art keywords
tether
electrically conductive
conductive material
sensor
deflection
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.)
Ceased
Application number
PCT/EP2017/075515
Other languages
German (de)
English (en)
Inventor
Markus Herdering
Michael Linner
Janosch Jordan
Christian Zammert
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.)
Witte Automotive GmbH
Original Assignee
Witte Automotive GmbH
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 Witte Automotive GmbH filed Critical Witte Automotive GmbH
Priority to EP17780731.0A priority Critical patent/EP3494269A1/fr
Publication of WO2018069188A1 publication Critical patent/WO2018069188A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/003—Power-actuated devices for limiting the opening of vehicle doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
    • E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
    • E05C17/12—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod
    • E05C17/20—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide
    • E05C17/203—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide concealed, e.g. for vehicles

Definitions

  • the present invention relates to a device for braking the movement of a closing device, in particular of a motor vehicle, with a longitudinal center axis having a tether for limiting the movement of the closing device.
  • the device may for example comprise at least one brake lever.
  • Tethers are used to limit the movement of a closing device, such as a side door, tailgate or hood of a motor vehicle, and thus define a maximum opening position of the closing device.
  • a closing device such as a side door, tailgate or hood of a motor vehicle.
  • a current deflection of the brake lever of interest to carry out an effective braking operation.
  • An object of the invention is therefore to provide a device of the type mentioned, in which the aforementioned properties can be determined precisely and reliably. To solve the problem, a device having the features of claim 1 is provided.
  • the device according to the invention for braking the movement of a closing device in particular of a motor vehicle, comprises an electrically conductive material comprehensive and a longitudinal central axis exhibiting tether for limiting the movement of the closing, at least one brake lever, which is mounted deflectable about a deflection axis and which an actuating portion and a in Having direction of the tether deflectable clamping portion, and an abutment, which serves together with the clamping portion for clamping the tether.
  • the device further comprises at least one inductive sensor, which is designed to detect one of the following parameters: a position of the tether, a deflection of the brake lever, an axial force acting on the tether, which is directed at least approximately parallel to the longitudinal center axis of the tether.
  • the invention is based on the general idea to determine a position of the tether, a deflection of the brake lever and / or acting on the tether axial force with the aid of an inductive sensor. Since the tether is connected to the closing device, it is possible to deduce the position of the tether on a position of the closing device. It is likewise possible to determine a force acting on the closing device by determining the axial force acting on the tether. In addition, an inductive sensor can also be used to detect a deflection of the brake lever.
  • Inn generally generates an inductive sensor by means of an electrical resonant circuit an electromagnetic field, which causes eddy currents in a conductive material, such as a metal or an electrically conductive plastic, whereby the oscillation properties of the electrical resonant circuit change.
  • a conductive material such as a metal or an electrically conductive plastic
  • the change in the oscillation properties of the distance of the sensor to the electrically conductive material depending on the amount of electrically conductive material and material properties of the electrically conductive material.
  • the closing device it is possible to prevent the closing device from colliding with an object located in the opening region and / or that the closing device is unintentionally greatly accelerated as a result of a force acting on it, for example, from outside.
  • An unintentionally strong acceleration of the closing device can, for example, when opening the closing device cause that upon reaching the maximum open position bearing points of the closing device are claimed on the measures.
  • a powerful slamming or closing of the closing device can be detected, which makes it possible to still moderately close the closing device by braking the catching strap and thereby in turn causing premature wear of the closing device and a noise occurring when the closing device closes. reduce development.
  • a force exerted by the user on the closing device can also be detected, so that in the case of a catching strap clamped by the brake lever, the brake lever is released can to allow movement of the closing device by the user.
  • inductive sensors are largely insensitive to environmental influences, a reliable function of these sensors and thus the device as a whole is permanently ensured.
  • an inductive sensor can be easily integrated into the device due to its compact design, without undue stress on space, which contributes to a compact overall design of the device.
  • a particularly compact construction of the device can be achieved, for example, if a sensor for detecting the position of the tether (hereinafter position sensor) is arranged in a fixed position for the tether passage of a mounting unit of the device.
  • position sensor a sensor for detecting the position of the tether
  • the electrically conductive material is distributed differently on or in the tether. Additionally or alternatively, an amount of the electrically conductive material along the longitudinal center axis of the tether in the direction of one end of the tether increase, in particular continuously increase. It is understood that the electrically conductive material can also be present in segments of different sizes and / or different distances. It is also conceivable that each segment may have an electrically conductive material with different electrical conductivity.
  • the position of the tether can be determined even if a position sessssensor and a top of the electrically conductive material are at a distance from each other and the distance is changed in a movement of the tether in the direction of its longitudinal central axis.
  • a different distance between the position sensor and the upper side of the electrically conductive material can be realized, for example, by the tether comprising a base body of electrically conductive material, the top of which runs obliquely to a direction of movement of the tether. If the direction of movement and the longitudinal central axis of the tether are substantially rectified, then the top of the conductive material in this case also extends obliquely to the longitudinal central axis.
  • the tether may include a base body of electrically conductive material, which is wedge-shaped in the direction of the longitudinal center axis of the tether.
  • the basic body can have different cross-sectional shapes, such as, for example, a U-shaped, T-shaped, H-shaped or rectangular cross-section.
  • the horizontal section of the U, T or H form can run between the clamping section of the brake lever and the anvil and the vertical sections of the U, T or H shape can be seen wedge-shaped seen in the direction of the longitudinal center axis of the tether.
  • the base body may be embedded in non-electrically conductive material, for example in an insulating plastic or ceramic sheath of the tether.
  • the outer surfaces of the plastic or ceramic sheath which at the same time form the clamping surface and the abutment facing outer surfaces of the tether, preferably at least approximately aligned parallel to each other.
  • the base body embedded in the plastic or ceramic sheath can have at least approximately constant dimensions along its longitudinal central axis.
  • the main body should be embedded obliquely with respect to the longitudinal center axis of the tether in the non-electrically conductive material so that there is a changing distance seen between the position sensor and the electrically conductive material in the direction of the longitudinal central axis of the tether.
  • a sensor for detecting an axial force acting on the tether (hereinafter force sensor) may be provided which detects a deflection of a first lever arm of a two-armed lever.
  • the deflection of the first lever arm is caused by a movement of a second lever arm of the two-armed lever, which is connected to the anvil.
  • the first lever arm may be formed longer than the second lever arm, so that a small movement of the second lever arm causes a large deflection of the first lever arm, whereby the sensitivity of the force measurement is increased.
  • the first lever arm has an electrically conductive material at least in a region facing the sensor for detecting the axial force.
  • the lever and the anvil are at least approximately aligned perpendicular to each other and the anvil extends at least approximately parallel to the longitudinal center axis of the tether.
  • the brake lever at least in the region of a stationary mounted sensor for detecting the deflection of the brake lever (hereinafter deflection sensor) comprises an electrically conductive material.
  • the deflection sensor may also be attached to the brake lever and detect a distance to a stationary arranged in the detection range of the deflection sensor electrical material.
  • the device comprises a control unit which is designed to detect signals from the at least one sensor and to generate a control signal for a drive of the brake lever as a function of the detected signals.
  • the control unit may further receive data from other sensors.
  • another sensor may detect environmental factors, such as moisture.
  • the control unit may be connected to a sensor which detects objects in the immediate vicinity of the closing device and in particular in the opening region of the closing device.
  • FIG. 1 shows a perspective partial sectional view of a device according to the invention according to a first embodiment
  • FIG. 2 shows a longitudinal sectional view of a device according to the invention in accordance with a second embodiment.
  • Fig. 1 shows a first embodiment of a device for braking a closing device, not shown here, in particular a side door of a motor vehicle.
  • the device comprises an electrically conductive tether 10 having a longitudinal central axis A, a brake lever 12 and an abutment 14.
  • the brake lever 12 is mounted so as to be deflectable about a deflection axis C and has an actuating section 16 and a clamping section 18.
  • the counter-bearing 14 is used together with the clamping portion 18 for clamping the tether 10.
  • the brake lever 12 is disposed below the tether 10 and the anvil 14 above the tether 10.
  • the brake lever 12 can also be arranged on the other side above the tether 10 and the counter bearing 14 below the tether 10.
  • the tether 10 serves to limit an opening movement of the closing device and has for this purpose at its one end a stop 20, which defines a maximum open position of the closing device.
  • the tether 10 is rotatably mounted on a frame, not shown here of the motor vehicle about an at least approximately perpendicular to the longitudinal central axis A of the tether 10 rotational axis B, in the present Embodiment to an at least approximately vertical axis of rotation B.
  • the brake lever 12 and the anvil 14 are fixedly attached to the closing such that the brake lever 12 and the anvil 14 move during a movement of the closing along the tether 10. It is understood, however, that the other way around, the brake lever 12 and the anvil 14 mounted on the frame of the motor vehicle stationary and the tether 10 can be rotatably mounted on the closing device.
  • the device For attaching the brake lever 12 and counter bearing 14 on the closing device, the device has a mounting unit 22 with a passage 24 for the tether 10.
  • an inductive sensor 26 for detecting the position of the tether 10 (hereinafter position sensor 26) is arranged stationary.
  • the tether 10 has a main body 28 of electrically conductive material, which is embedded in a sheath 30 made of a non-electrically conductive material, such as plastic.
  • the main body 28 has in the rich of the stop 20 on an upwardly curved top 32, which gradually flattens in the direction of the axis of rotation B of the tether 10.
  • the upper side 32 of the basic body 28 is at least approximately planar.
  • the mounting unit 22 is used to support the brake lever 12, wherein the bearing point of the brake lever 12 on the mounting unit 22 defines the deflection axis C of the brake lever 12.
  • a drive 34 is provided, which is formed here in the form of an electric motor. A rotational movement of the drive 34 is converted via a transmission 36 into a deflection of the actuating portion 16 and thus ultimately in a deflection of the brake lever 12 in total, which detected by an inductive sensor 38 for detecting a deflection of the brake lever 12 (hereinafter deflection sensor 38) becomes.
  • the brake lever 12 in an area 40 of the brake lever 12, which is formed between the actuating portion 16 and the clamping portion 18, an electrically conductive material.
  • the deflection sensor 38 is fixedly attached to a housing 42 in the illustrated embodiment, which surrounds the drive 34 and the gear 36 and protects against external influences, such as dust and / or moisture. It is understood that the deflection sensor 38 but could also be attached to the brake lever 12 and, for example, the housing 42 then electrically should have conductive material in the detection range of the deflection sensor 38.
  • the anvil 14 is formed in the passage 24 of the mounting unit 22 on a bearing arm 44 which extends at least approximately parallel to the longitudinal center axis A of the tether 10 and which is supported by a web 46 on a side facing away from the tether 10.
  • the web 46 also ensures that a formed between the bearing arm 44 and the mounting unit 22 gap from contamination, for example, abrasion of the anvil 14 and / or the tether 10, is protected.
  • the anvil 14 is connected by the bearing arm 44 with a two-armed lever 48 which is aligned perpendicular to the anvil 14 and the bearing arm 44 (FIG. 2) and which is located on a side facing away from the tether 10 of the anvil 14.
  • the lever 48 comprises a free first lever arm 50 and a second lever arm 52 connected to the bearing arm 44.
  • the first lever arm 50 has a region 56 which faces away from a bearing point 54 of the lever 48 and which comprises an electrically conductive material.
  • the region 56 is opposed by an inductive sensor 58 (hereinafter force sensor 58), which detects a deflection of the first lever arm 50, which is caused by acting on the tether 10 axial force, which via the anvil 14, the bearing arm 44 and the second Lever arm 52 is transmitted to the first lever arm 50.
  • force sensor 58 an inductive sensor 58
  • the first lever arm 50 has a greater length than the second lever arm 52.
  • FIG. 2 shows a second embodiment of a device according to the invention, which differs from the first embodiment, in the manner of the fishing band. of the 10 differs and the other in that the anvil 14 extends deeper into the passage 24.
  • the tether 10 according to the second embodiment is formed solely by the main body 28, i. the main body 28 is not embedded in a non-conductive material unlike the first embodiment.
  • the base body 28 has a U-shaped cross section, wherein a base 60 of the U-shaped main body 28 extends between the clamping portion 18 and the anvil 14. From the base 60 resulting legs 62 of the U-shaped body 28 have seen in the direction of the longitudinal center axis A of the tether 10 each have a varying height relative to the base 60 of the body 28. Specifically, the height of the legs 62 continuously increases in the direction of the stop 20.
  • the operation of the position sensor 26, the deflection sensor 28 and the force sensor 58 will be explained below.
  • the tether 10 If the tether 10 is moved in the direction of its longitudinal central axis A, then the distance between the inductive position sensor 26 and the upper side 32 of the electrically conductive main body 28 changes, as a result of which the oscillation properties of the oscillatory circuit of the position sensor 26 change. By changing the oscillation properties can thus be deduced the position of the tether 10 and thus ultimately on a position of the tether 10 connected to the closing device.
  • the anvil 14 In order to detect an axial force acting on the tether 10, the anvil 14 is frictionally engaged with the tether 10. If a force is exerted on the tether 10 in the axial direction, ie in the direction of the longitudinal center axis of the tether 10, the abutment 14 and thus also the second lever arm 52 are deflected in the axial direction. This deflection is transmitted to the first lever arm 50 and reinforced due to the greater compared to the second lever arm 52 length of the first lever arm 50, whereby by the inductive force sensor 58 and minimal axial forces can be detected.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

L'invention concerne un dispositif destiné à freiner le mouvement d'un système de fermeture, notamment d'un véhicule automobile, comprenant une bande de retenue, présentant un axe médian longitudinal, destinée à limiter le mouvement du système de fermeture, au moins un levier de frein, lequel est monté de façon à pouvoir être dévié autour d'un axe de déviation et lequel comprend une partie d'actionnement et une partie de serrage pouvant être déviée dans le sens de la bande de retenue, et une butée, laquelle sert à serrer la bande de retenue conjointement avec la partie de serrage. Le dispositif selon l'invention est caractérisé par au moins un capteur inductif, lequel est conçu pour détecter l'un des paramètres suivants : une position de la bande de retenue, une déviation du levier de frein, une force axiale agissant sur la bande de retenue, laquelle force est orientée au moins approximativement parallèlement à l'axe médian longitudinal de la bande de retenue.
PCT/EP2017/075515 2016-10-12 2017-10-06 Dispositif destiné à freiner le mouvement d'un système de fermeture Ceased WO2018069188A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17780731.0A EP3494269A1 (fr) 2016-10-12 2017-10-06 Dispositif destiné à freiner le mouvement d'un système de fermeture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016119467.0 2016-10-12
DE102016119467.0A DE102016119467A1 (de) 2016-10-12 2016-10-12 Vorrichtung zum Bremsen der Bewegung einer Verschließeinrichtung

Publications (1)

Publication Number Publication Date
WO2018069188A1 true WO2018069188A1 (fr) 2018-04-19

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ID=60037606

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/075515 Ceased WO2018069188A1 (fr) 2016-10-12 2017-10-06 Dispositif destiné à freiner le mouvement d'un système de fermeture

Country Status (3)

Country Link
EP (1) EP3494269A1 (fr)
DE (1) DE102016119467A1 (fr)
WO (1) WO2018069188A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209876A1 (de) * 1992-03-26 1993-09-30 Scharwaechter Gmbh Co Kg Steuerbarer, stufenloser Türfeststeller
DE4425799A1 (de) * 1994-07-21 1996-01-25 Scharwaechter Gmbh Co Kg Steuerung für einen stufenlosen Türfeststeller
JP2003003717A (ja) * 2001-06-26 2003-01-08 Fumio Suai ドア開位固定装置
WO2015048876A1 (fr) * 2013-10-01 2015-04-09 Warren Industries Ltd. Système de commande de portière de véhicule
DE102014211559A1 (de) * 2014-06-17 2015-12-31 Volkswagen Aktiengesellschaft Bestimmen einer Schwenkposition einer Fahrzeugtür

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209876A1 (de) * 1992-03-26 1993-09-30 Scharwaechter Gmbh Co Kg Steuerbarer, stufenloser Türfeststeller
DE4425799A1 (de) * 1994-07-21 1996-01-25 Scharwaechter Gmbh Co Kg Steuerung für einen stufenlosen Türfeststeller
JP2003003717A (ja) * 2001-06-26 2003-01-08 Fumio Suai ドア開位固定装置
WO2015048876A1 (fr) * 2013-10-01 2015-04-09 Warren Industries Ltd. Système de commande de portière de véhicule
DE102014211559A1 (de) * 2014-06-17 2015-12-31 Volkswagen Aktiengesellschaft Bestimmen einer Schwenkposition einer Fahrzeugtür

Also Published As

Publication number Publication date
DE102016119467A1 (de) 2018-04-12
EP3494269A1 (fr) 2019-06-12

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