DE2219513A1 - Dental care device - Google Patents

Description

Patrick John McGrath, Netherhall Gardens, London NW 3 (Great Britain)

Dental care device

The invention relates to a dental care device.

The invention is based on the object of creating a "new or improved dental care device which can be accommodated in a simple manner in a relatively small space and which can be carried along in a hygienically safe manner.

To solve this problem, a dental care device is proposed according to the invention, which is characterized in that the device has a cleaning device with two arms, of which the an arm is formed at its one end portion as a cleaning brush or the like, wherein the arms pivotable about a hinge axis are connected to one another in such a way that they can be folded apart into a position of use, and that the

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on the other facing and clamped together end faces of the ends of the two arms forming the joint Have recess or groove or a projection that when unfolding the two arms on the The end face of the other arm slides into the recess when the cleaning device is in use clicks into place.

When people are temporarily away from home, for example when they go to work, they usually maintain certain toiletries for the care of their appearance, such as Bring combs or cosmetics with you. Although it is for except There are washing facilities available to people in the house, these normally do not offer the possibility of Brush your teeth as each person has their own toothbrush and toothpaste or a different one Used dentifrices and in general there is no possibility of using your own toothbrush, toothpaste or the dentifrice in a communal washroom to leave. In addition, there is no device with which a toothbrush and toothpaste or a other dentifrice without difficulty and hygienically perfect from one person, for example, in one Bag, handbag or the like can be carried. On the other hand, the great importance of brushing your teeth known, and it is often pointed out that e.g. B. after a meal to eliminate between Teeth hanging food particles should be brushed if dental caries is prevented or stopped shall be.

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The invention preferably proposes a dental care device in which the arm that is not provided with the cleaning brush is designed as a handle and in which the arms are linked together so that they are in the deployed position of use run aligned to each other. It is the end section of the first arm which is remote from the brush and has a central opening for receiving it a pivot pin having, provided widened connecting part which has a recess for Receiving a disc-shaped holding member, the pivot pin through the central opening of the widened connecting part is passed. Furthermore, the inner end portion of the second Arm be equipped with similar connecting elements, the end of the second arm with a a central opening provided widened connecting part carries, one end face of which is a recess for receiving a second disk-shaped holding member, the two also widened Connecting parts assembled with flat surfaces and from the one at each end of the pivot pin fastened, disc-shaped holding members together «can be held together and by the facing End faces of the connecting parts one with a projection and the other with a corresponding recess can be provided, wherein the projection in the position of use of the toothbrush in the recess intervenes.

In an embodiment of the invention, the projection and the recess can have a hexagonal shape.

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A four-part joint arrangement is preferably provided, with two disc-shaped joint parts can be attached to each arm.

The bearing journal is expediently cylindrical or tubular.

In a further development of the invention, the joint part of the cleaning device can consist entirely of plastic.

The cleaning device designed as a toothbrush is expediently designed so that it is in a housing can be accommodated taking up a relatively small space and in a simple manner The toothbrush can be designed in this way to its full length be that her arms are also in the position of use stand at an angle to each other.

A housing that can be closed with a cover can preferably be provided to accommodate the cleaning device be, which at the same time to take a dentifrice suitable is. Such dentifrice can be in any suitable form. Appropriately however, it has such a composition that it can be used to clean teeth without adding water is suitable, it can be in the form of a viscous paste, for example, which is also under the influence the body heat does not leak, but is removed by wiping with the toothbrush and then can be applied to the teeth.

The container-like housing for the Reini-20984S / 010Q

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The supply device and the dentifrice can be designed so that a dentifrice received by the housing can be removed and the dentifrice supply can be replaced. For example, the dentifrice can optionally be stored in a push-in tube or the like. A disposable vessel or carrier is expediently provided for the dentifrice, which is held detachably inside the container, the arrangement being such that the vessel or the carrier can be replaced after the dentifrice has been used. '■ "- ■' - ■ ·...

In a preferred embodiment of the invention that is The cleaning device can be accommodated in the folded state by the housing and is rigid at least in the fully unfolded part of use.

The housing can be covered with a dentifrice Be provided with an inner flap or an inner lid. It can also have a flat, box-like shape, and a lid, which is connected to an edge of the Housing is articulated and is provided on its free edges with side walls »when closed Housing whose side walls overlap.

If necessary, the housing can have additional elements such as a mirror on the inside of the Contains lids and pockets in which other items can be carried. The inventive Dental care device has a compact shape with relatively small overall dimensions and has a low weight, so that it is without difficulty

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Skills can be carried in a pocket, briefcase, handbag or the like.

In the following, the invention is explained in more detail with reference to the exemplary embodiments shown in the drawing explained. Show in the drawing;

Fig. 1 is a perspective view of a

toothbrush designed according to the invention in the collapsed state and a container for holding the toothbrush and a dentifrice;

Fig. 2 is a perspective view of separated. te joint parts of the toothbrush according to Fig.

3 shows a vertical section through a joint part of a toothbrush according to a second embodiment of the invention}

FIG. 4 shows a representation similar to the view according to FIG. 2, in which separate joint parts a toothbrush according to a third embodiment of the invention are shown;

FIG. 5 shows a representation similar to FIG. 2 of the joint parts of a toothbrush according to a fourth embodiment of the invention;

6 shows a vertical section through the assembled joint parts of the embodiment according to FIG. 5, where the arrangement in the position of use or in the unfolded position of the toothbrush is shown; and

FIG. 7 is a view similar to that of FIG. 6, showing the joint arrangement, shows during the movement of the toothbrush from its collapsed position to its position of use.

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In the first exemplary embodiment shown in FIG. 1, a toothbrush designated as ganaes with 1 has two arms on, of which the first arm 2 spatulate is formed and with a widened end section 3 carries bristles forming a brush 4 ·. The other arm 5 has a rectangular cross-section and forms a handle with which the brush can be handled. The two arms 2 and 5 are around one. Hinge pins are pivotally connected to each other in such a way that they are in the position of use of the toothbrush of which they are in mutual alignment, are rigid, so that the brush for cleaning the teeth can be used without difficulty, but that it can be used around the journal in the manner shown in FIG can be folded up, turning the toothbrush into one Packing or folding position can be brought, with the äie in the below to be described Way can be carried in a container. The brush 4 · of the toothbrush lies between the two arms 2 and 5 in the folded position the two arms.

The end section of the first arm 2 which is remote from the brush ends has a substantially circular, double connecting part or enlarged extension with two disc-shaped joint parts 6 and 7, both with a central opening 8 for receiving a pivot pin, not shown, are provided. An end face of the disc-shaped joint part 7 is provided with a symmetrical, hexagonal projection 9, one axis of which is larger than that other is, and the opposite end face of the other so-disc-shaped joint part has a corresponding six-

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angular recess 10, the larger axis of which at approximately a right angle to the larger axis of the hexagonal projection 9 is located.

Two disc-shaped joint parts of the connecting part of the other arm 5 are similarly provided with a hexagonal projection 11 and a recess 12, respectively whose major axes are at right angles to each other.

The joint parts are made up of two with a central hole provided round metal strip 13 held in position, which in a shallow recess 14 in each outer end face 15 of the joint part are arranged, whereby a metal rivet penetrating the mutually aligned central openings or central bores 8, the ends of which are turned over at 16, which holds the metal disks in place.

The arrangement is such that the hexagonal projections are assembled in the one shown in FIG Condition with center bores aligned in a line only in two relative positions of the arms 2 and 5, namely in the folded state of the arms and in the aligned position of the arms (operating state of the toothbrush) in the neighboring ones hexagonal recesses. The resilience inherent in the metal disks enables the Arms are folded together and apart, with the projections on the recessed end faces slide until they fall into the recesses assigned to them, the facing forehead

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surfaces are braced against each other.

In the second embodiment shown in Fig. 3, the construction is similar to that according to FIG Pig. 2, but with only a pair of in assembled State adjacent end faces are provided with a hexagonal projection 16 or a recess 17 and a resilient washer 18 between the two disc-shaped parts 19 and 20 is used, the spring properties of which interact with that of a rivet 23 with folded over Ends 22 held metal disks 21, which span cup-shaped recesses 24, a folding out of the two arms, the hexagonal projection on the adjacent end face of the disk-shaped Component slides up to the position of use shown, in which the projection into the recess occurs. If necessary, the cup-shaped recesses 24 can be omitted, the When the washer is compressed, there is sufficient clearance for its intended purpose.

The third embodiment (see. Fig. 4) of the toothbrush is similar to that of FIG. 1 and has Arms 25 and 26 up.

The one from the brush-side end of the first arm 25 distal end portion has a substantially circular connecting portion or enlarged Extension 27, with a central bore 28 to Receiving a pivot pin is provided. An end face 29 of the connecting part 27 is excluded and

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takes on a disk-shaped retaining member 30 as a snap fit, which has a first part 31 of a two-part Pivot pin 'carries. The first part 31 of the pivot pin has the shape of a hollow cylinder section. pushed through the central bore 28 of the connecting part can be. The connecting part 27 is offset slightly downwards relative to the arm, with between a shoulder 32 is provided on the arm and the connecting part for a purpose to be explained below.

The inner end portion of the second arm 26 is provided with similar connecting means; he wears one with a central bore 34- provided circular Extension 331 of which one end face 35 for receiving a second disc-shaped holding member 36 excepted is. The second holding member 36 carries the second part 37 of the two-part pivot pin, which is pin-shaped is formed and can engage in the hollow cylindrical part 31. The enlarged process of the The second arm is also offset a little downwards from the arm, with one Shoulder 32 formed between the end of the arm and the extension is. The two connecting parts or extensions are composed and ^ n their flat end faces with the aid of the disk-shaped retaining members 30 and 36 held together, which via the two-part pivot pin, which is through the aligned holes or openings in the processes is carried out with each other are connected.

The arms 25 and 26 and the disc-shaped holding members 30 and 36 with the parts 31 and 37 of the pivot pin

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are molded plastic parts.

The flat end face of the connecting part 27 of the arm 25 has radial projections 38 and the flat End face of the connecting part or extension 33 of the arm 26 corresponding radial recesses or Grooves 39 in which the projections of the port set of the first arm can engage.

When the toothbrush is opened to its full length, i.e. in its position of use, the two arms 25 and 26 are arranged in one direction, and the projections 38 of the connecting part 27 of the arm 25 sit in the corresponding Nutenbzw. Recesses 39 of the extension 33 of the second arm 26, with the shoulders 32 articulated between them connected arms and the extensions are in contact, so that the toothbrush as a rigid construction is present. Similar shoulders are in the first and second embodiments described above intended. In any case, the brush part of the first arm is arranged so that the two shoulders be pressed against each other when using the toothbrush.

When the toothbrush according to the third embodiment is to be folded up to put it away, the two arms 25 and 26 of the toothbrush are around the pivot pin pivoted and folded on top of each other, with a first such a bending moment is brought into action on the arms that the radial projections 38 of the advancement

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set 27 of the first arm 25 from the radial grooves of the Extension 33 of the second arm 26 are disengaged. The projections then slide over the flat face of the port set of the second arm, the two extensions by a height corresponding to the height of the protrusion Be moved away from each other. This spreading or moving away is due to the resilience of the material of the discs 30, 36 and the extensions allows the discs in an outwardly slightly concave Force curvature while the two arms continue to be held together by the discs. In the fully collapsed Position the two arms of the toothbrush are essentially one on top of the other.

The toothbrush according to a fourth exemplary embodiment of the invention (see FIGS. 5 to 7) is similar to that constructed according to the first embodiment, but has a double joint arrangement with projections and recesses similar to that of the exemplary embodiment according to FIG. 4. In the fourth embodiment the arms are equipped with substantially circular connecting parts, wherein each arm 40, 41 has two disk-shaped joint parts 42, 43 and 44, 45, on each of which radial projections 46 or radial recesses 47 are provided.

A pivot pin 48 in the form of a rivet or hollow rivet is arranged in mutual alignment axial openings or bores 49 carried out in the connecting parts. An annular metal disc 50 is each in a circular recess 51 in arranged each of the outer end faces of the connecting parts .

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One end of the rivet or tubular pin is provided with a head 52 which is on the outer end face one of two metal disks 50 is applied. The other end area of the rivet is after passing through the Metal discs folded over a metal disc so that the latter holds the position. The elasticity The metal washers allow movement of the arms of the toothbrush from the folded position in the position of use and vice versa, as was explained with reference to the embodiment according to FIG.

It is obvious that the shape of the toothbrush can be varied as desired. So can he Handle can be tapered in the direction of the free end, and the two arms can be arranged be that in the position of use it is a curved one Have a shape with the brush part at an angle to the handle.

The toothbrush can be part of a toilet article accordingly be a fifth embodiment of the invention. This toilet article has a box-shaped Container 54 (Fig. 1) in which the Toothbrush can be accommodated. The container has a rectangular bottom wall 55 and in right Side walls 56 extending at an angle to this along the four edges of the bottom wall 55. Also belongs to The toilet article has a lid with that of the container box is closed. The cover is also rectangular and has a cover wall 58 which to one of the upper longitudinal edges of a side wall of the

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Container is hinged at 59. Along the free edges of the cover wall, cover side walls are provided which, when the container is closed, come to rest on the vertical side walls 56 of the container and overlap them. The side walls 60 at the side edges of the lid top cover panel 53 are made tapered in the sighting of the lid hinge.

In addition, fastening means are provided with which the lid can be fixed on the container box. In the exemplary embodiment shown, these are provided by one on the opposite of the lid hinge Side wall attached snap device 61 formed, which is in the manner of a Haste one on the front wall of the Container box attached projection 62 engages when the container is closed by the lid 57.

The container is preferably made in one piece from a suitable plastic material by injection molding, the hinge between the container box and the lid by a plastic strip is formed, which is formed in one piece with both the container box and the lid the strip being thinner and therefore more flexible than the remainder of the container.

In the container is a toothbrush kit 63 in the form of a viscous paste is provided, the carrier of which is a rectangular, trough-shaped insert 64 in the form of a pallet is trained. The insert 64 extends the full width of the container box and is through a Sliding fit fitted into the container box. The length

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of the insert is less than the corresponding dimension of the container box, so that between the from Container joint remote side wall of the insert and the front wall of the container box running parallel to this there is a space which forms a compartment 65 for receiving a toothbrush. The compartment 65 is defined by two vertically extending ribs 66 on the inside of the container side walls are arranged.

The two side walls of the container box can be parallel to the bottom wall just below their upper edge with one extending groove be provided, wherein the side walls of the insert with corresponding projections or ribs are provided, which when inserting the dentifrice-containing insert into the Container box come into engagement with the grooves, the front wall of the insert on the two vertical Ribs come to rest. This will hold the insert and the dentifrice it contains and if it slips or falls out of the container protected.

The bottom wall 55 of the container box is provided with a circular opening (not shown) provided, which is located centrally below the in the container box Use 64- lies and the possibility of introduction a tool to facilitate the introduction of the insert.

If necessary, it can also be used on the one adjacent to the container joint Insert edge a flat lid or one

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Flap be attached to the top of the Insert normally covers.

The new dental care device has such dimensions that it can be easily carried in a pocket, handbag or the like. carried along can be. For example, the housing can have dimensions of 9 x 6-7 x 1 »5 cm. A person can therefore carry the toilet article with you and clean your teeth if necessary, with the physical The shape and chemical composition of the dentifrice, if desired, is such that the dentifrice without additional water can be used. The toothbrush can be stored in the housing together with the dentifrice, housed, the whole being a hygienic. Toilet article forms. '

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Claims (11)

July 18, 1972 claims 1. Dental care device, characterized in that that the device is a cleaning device with two arms (2, 5; 25, 26; 40, 41), of which the an arm (2) at its one end portion as a cleaning brush (4) o. The like. Is formed, wherein the arms pivotable about a hinge axis are connected to one another in such a way that they are in a position of use can be unfolded, and that the facing and clamped end faces of the ends (6, 7; 27, 33; 42, 43, 44, 45) of the two arms have a recess or groove (10, 12; 17; 39; 47) or a projection (95 16; 38; 46), which slides on the face of the other arm when the two arms are unfolded and into the position of use of the cleaning device ^ engages in the recess (10, 12; 17; 39ί 47). 2. Dental care device according to claim 1, characterized in that the not with the cleaning brush (4) provided arm (5) is designed as a handle, that the two arms (2, 5; 25, 26; 40, 41) are connected to one another in such a way that they are in the unfolded position Division of use aligned with one another 2098Λ9 / 0100 to run; that the end portion of the first arm (2) which is remote from the brush has a central opening (8; 34; 49) for receiving a pivot pin (23; 31 »37; 48) having widened connecting part (6, 7; 27, 33; 42, 43, 44, 45) is provided which has a recess (24; 51) for receiving a disk-shaped Holding member (13; 21; 30, 36; 50), wherein the pivot pin through the central opening of the widened connecting part is carried out; that the inner end portion of the second arm (5) with similar Connecting elements is equipped, wherein the end of the second arm (5) one with a central opening provided widened connecting part carries, one end face of which has a recess for receiving a second disk-shaped holding member (13; 21; 30, 36; 50); that further the two widened Connecting parts assembled with flat surfaces and from the one at each end of the pivot pin (23; 31, 37; 48) attached disc-shaped holding members are held together; and that of each other facing end faces of the connecting parts one with a projection (9; 16; 38; 46) and the other with a corresponding recess (10, 12; 17; 39; 47) is provided, the projection engaging in the recess in the position of use of the toothbrush (1). 3. Dental care device according to one or both of the preceding claims, characterized in that the projection (9; 16) and the recess (10, 12; 17) have a hexagonal shape. 4. Dental care device according to one or more of the preceding claims, characterized in that the pivot pin (23; 31; 48) is cylindrical or tubular 20 9849/0100 is shaped. 5 * Dental care device according to one or more of the preceding claims, characterized in that a four-part joint arrangement is provided, wherein two disc-shaped joint parts (42, 43 and 44, 45) are attached to each arm (40, 41). 6. Dental care device according to one or more of the preceding claims, characterized in that a housing (54) which can be closed by a cover is provided, which is used to hold the cleaning device and a dentifrice is suitable. 7 * Dental care device according to one or more of the * preceding claims, characterized in that the housing (54) is designed so that one of it absorbed dentifrice is removable and the dentifrice stock is replaceable. 8. Dental care device according to one or more of the preceding claims, characterized in that the cleaning device is in the folded state is to be received by the housing (54) and is rigid at least in the fully unfolded position of use. 9 · Dental care device according to one or more of the The preceding claims, characterized in that an insert (64) is provided for a dentifrice, which is to be held with a friction fit in the housing (.54). 10. Dental care device according to one or more of the 209849/0100 ORIGINAL INSPECTED preceding claims, characterized in that the housing is provided with an inner flap "or an inner lid" covering the dentifrice. 11. Dental care device according to one or more of the preceding claims, characterized in that the housing has a flat, box-like shape and a cover (57) »with an edge (59) of the Housing (5 ^) is articulated and at his free edges are provided with side walls (60) which, when the housing is closed, overlap its side walls (56). 0 9849/0 100 Blank page