EP1110483A1 - Handle and a furniture part with a handle - Google Patents

Abstract

The handle element (23) consisting of a plastic material and accommodating in its hollow interior a switchable light source illuminating at least parts of the handle element is provided with a surface (18, 19) which at least in certain parts has a mat finish for reflection of light. Also claimed is an item of furniture, in particular, a chest of drawers with such handle elements.

Description

The present invention relates to a handle element and a furniture part with a such grip element.

Numerous handle elements are known with which the opening and closing of a Component, such as a door, drawer, gate or the like is made possible. Next this grip or hold function, however, it is often desirable if the Recognizability of such grip elements in the dark is improved to the operation to facilitate or to be easier to find in emergency situations. In public Buildings as well as bars, discos and cinemas must have emergency exits, Escape routes and escape corridors are clearly marked. For identification an illuminated sign is usually used above the escape door, whereas the Opening mechanism of the door is not marked separately. In other areas too the recognizability of grip elements in the dark is an advantage, for example on front doors or commercial buildings. Furthermore, the keyhole is often difficult to see below a grip element.

DE 299 14 936 U1 describes a bumper strip mounted on a piece of furniture with an integrated one Lighting known. The bumper strip is designed as a U-shaped hollow profile in which an elongated lighting device is mounted. With the shown Lighting device can achieve a signal effect, aesthetically In this respect, however, there is a lack that the bumper strip does not emit evenly and therefore the use for the furniture area is limited. Furthermore, the lighting device large volume and cannot be used for smaller components become.

It is therefore an object of the present invention to provide an illuminated handle element for to create the furniture area that is clearly visible and as pleasant as possible provides even radiation of light without the functionality of the handle element to affect.

This object is achieved by a grip element with the features of claim 1 solved. If the grip element has a cavity in which a switchable Illuminant is provided which at least partially illuminates the grip element, and the grip element has a reflective surface that at least is partially matted, the illumination of the handle element or the illuminated Area in the dark much improved. Preferably the surface is more than 50% matted. Due to the matting part of the in the Handle element radiated light is radiated back into the handle element, which is why the entire handle element glows pleasantly matt. The handles can one hand can be used as furniture handles to have an appealing aesthetic effect to unfold. In addition to this effect, the lighting can also be functionally one Represent relief, for example, around drawer handles in poorly lit areas To mark houses. Such grip elements can preferably be can also be used in kitchens where there is already electrical in the furniture Connections and connections are provided.

In a preferred embodiment of the invention, the grip element is made of colored plastic manufactured. This allows a particularly beautiful aesthetic Achieve effect, with the body of the handle element illuminated can be. In addition, information such as Company logos, operating instructions or the like can be identified.

To minimize the loss of brightness of the light when entering the handle element hold, the inner surface of the grip element facing the cavity is preferred particularly smooth or polished. To avoid excessive heat on the Handle element mostly small LEDs with low voltage used even a small light output can be used for illumination of the grip element.

The cavity is preferably left out in a shaft of the grip element a metal sleeve with a reflective inner surface is arranged around the shaft. Thereby a reflection of the light can also be perpendicular or at an angle to the shaft axis be provided, for example, to illuminate the side edges the handle element to be used.

The grip element is preferably formed from a plastic, such as acrylic glass, wherein reflective moldings can also be embedded in the handle elements. For a shimmering appearance in the dark, the grip element can be made from one fluorescent material can be formed.

According to a further embodiment of the invention, there is a on the grip element Plate with several lamps attached. Preferably, the Illuminants electrically interconnected by means of conductor tracks arranged on the plate connected. This enables the lamps to be pre-assembled on the plate can then be mounted as a module on a furniture front. By the arrangement a narrow construction can also be realized on a plate, wherein the plate simply directly or indirectly via an adapter on the handle element is mountable. This means that standard handle elements can also be used for the illuminated handle made of plastic.

For a modular structure, the plate is preferably with a plug electrical supply to the illuminant is connectable. This allows the cables can be individually tailored to the furniture in question, with the An electrical connection can be produced in a simple manner.

In order to be able to mount the handle element quickly, the handle element is on one Side of a furniture front is attached, the illuminant in a recess the furniture front are attached. When the bulbs are placed on a plate are with a single screw, the plate with the bulbs and the handle element can be fixed on a furniture front.

A piece of furniture, in particular a drawer chest, is also according to the invention provided, in which a handle element according to the invention is provided. A such drawer chest can be used, for example, in poorly lit bars be used to facilitate the operation of the drawers. Preferably the lamp can be switched off when the drawer is pulled out, so that only the inserted drawers have an illuminated handle. It it is also possible to keep the handle illuminated continuously. This means on the one hand simplify operation and, on the other hand, an original aesthetic effect achieve.

Fig. 1A, 1B

zwei perspektivische Ansichten zweier Ausführungsbeispiele eines erfindungsgemäßen Möbelteils;

Fig. 2

eine geschnittene Seitenansicht eines erfindungsgemäßen Griffelementes;

Fig. 3

eine geschnittene Seitenansicht eines weiteren Griffelementes;

Fig. 4A, 4B

zwei Türen mit einem erfindungsgemäßen Griffelement;

Fig. 5

ein erfindungsgemäßes Griffelement als Türklinke;

Fig. 6, 7

zwei Ausführungsbeispiele eines Griffelementes an einer Fassadenfront;

Fig. 8A, 8B

ein Ausführungsbeispiel eines erfindungsgemäßen Haltegriffes;

Fig. 9A - 9E

verschiedene Formen von Griffelementen;

Fig. 10A - 10C

mehrere erfindungsgemäße Relinggriffe;

Fig. 11

eine geschnittene Seitenansicht eines erfindungsgemäßen Griffelementes;

Fig. 12A, 12B

zwei Ansichten eines weiteren Griffelementes;

Fig. 13A, 13 B

zwei Ansichten eines weiteren Griffelementes;

Fig. 14A - 14C

mehrere Ansichten eines weiteren Griffelementes mit einer Metallhülse als Reflektionsverstärker;

Fig. 15

eine geschnittene Seitenansicht eines Griffelementes mit Linsenform;

Fig. 16

eine geschnittene Seitenansicht eines Griffelementes mit konkaver Form;

Fig. 17, 18

zwei weitere Ausführungsbeispiele eines Griffelementes;

Fig. 19A, 19B

zwei perspektivische Ansichten eines Ausführungsbeispieles eines erfindungsgemäßen Griffelementes mit einer Platte mit Leuchtmitteln, und

Fig. 20A, 20B

zwei perspektivische Ansichten eines zu Fig. 19A und 19B modifizierten Griffelementes mit einer Platte mit Leuchtmitteln.

The invention is explained in more detail below using several exemplary embodiments with reference to the accompanying drawings. Show it:

1A, 1B

two perspective views of two exemplary embodiments of a furniture part according to the invention;

Fig. 2

a sectional side view of a handle element according to the invention;

Fig. 3

a sectional side view of another handle element;

4A, 4B

two doors with a handle element according to the invention;

Fig. 5

a handle element according to the invention as a door handle;

6, 7

two embodiments of a handle element on a facade front;

Figures 8A, 8B

an embodiment of a handle according to the invention;

Figures 9A-9E

different forms of grip elements;

Figures 10A-10C

several railing handles according to the invention;

Fig. 11

a sectional side view of a handle element according to the invention;

Figures 12A, 12B

two views of a further grip element;

Figures 13A, 13B

two views of a further grip element;

14A-14C

several views of a further grip element with a metal sleeve as a reflection amplifier;

Fig. 15

a sectional side view of a grip element with a lens shape;

Fig. 16

a sectional side view of a grip element with a concave shape;

17, 18

two further embodiments of a grip element;

19A, 19B

two perspective views of an embodiment of a handle element according to the invention with a plate with lamps, and

20A, 20B

two perspective views of a handle element modified to FIGS. 19A and 19B with a plate with illuminants.

1A and 1B is a drawer chest 1 and a display cabinet 2 shown, each having a plurality of drawers 5 and 6, each with a handle elements 3 and 4 according to the invention are provided. The display cabinet 2 is equipped with two doors 7 in the upper area, each of which also has one Handle element 4 is provided.

The operation of the handle elements is explained with reference to FIGS. 2 and 3. On the front of the drawer 5, a handle element 23 is provided in which a lighting device is installed, which is inserted when the drawer is pushed in and if necessary. even with the drawer pulled out, the plastic handle element 23 illuminated. This handle element 23 made of colored plastic has a bore on, in which an LED 17 is mounted. The LED 17 is on lines 15 powered, with the contact paths, not shown, on the drawer are connected. To protect the light-emitting diode 17 from environmental influences a housing 16 is at least partially installed in the grip element 23.

The grip element 23 has a smooth surface 19 and a matt surface 18. The matt surface 18 ensures that light rays partially reflect and illuminate the body (at 22), but also partially the handle element Leave 23 (at 21). The light rays appear on the smooth surface 19 20 without major reflections to the outside. This can help on the surface of the grip element 23 markings are applied. It is also possible, to fully illuminate the body of the grip element 23 by a everywhere matt surface is provided.

In Fig. 3, a modified grip element 23 'is shown, which on a housing sleeve 16 'is screwed on. The light emitting diode 17 shines in a receptacle of the handle element 23 'on a polished surface 185 to reduce brightness loss upon entry to keep low in the grip element 23 '.

The surface of the grip element 23 'can be partially polished (at 181), whereby then the material of the grip element 23 'is preferably colored. In addition is the surface is roughened partly silk matt (at 180) or matt (at 183) to a to achieve better distribution of the light within the grip element 23 '. The surface can also be profiled, finely structured or dotted (at 182) to obtain special light effects with a light-dark shade, which is particularly evident in the area of the light cone 184.

Thermoplastics are preferably used as the material for the grip element 23 or 23 ' or thermosets used. It is also possible to have molded articles in the handle material insert, as for example in the utility model DE 200 00 772.6 of the applicant is disclosed. This allows the light inside the body of the Handle element 23 or 23 'are reflected and particularly attractive optical effects produce. Through the use of acrylic glass (PMMA = polymethyl methacrylate) transmission losses can be kept extremely low (approximately below 8%), with the refractive index a good scattering of the light within the Handle element 23 or 23 'is reached. The reflection losses at the light entry and light emission area are kept small.

Furthermore, the handle elements 23 and 23 'made of a fluorescent plastic material be formed to absorb the incident light less and output it again as light.

A handle element according to the invention can also be used according to FIGS. 4A and 4B Insert doors 24 and 27, the handle element 25 being a lighting cone 26 generated to facilitate unlocking the door. The lighting cone 26 can be triggered, for example, by a distance sensor, so that only for Unlocking the door lighting takes place. Alternatively, it can for security reasons be meaningful, a grip element 28 or a keyhole 29 permanently to illuminate in order to actuate the grip element 28 more safely in emergencies shape.

5, the grip element 25 is shown enlarged. In the rotating shaft of the grip element 25, a window 30 is recessed, through which a in the grip element 25 built-in illuminant can radiate to produce a lighting cone 26, by arranging a keyhole 31.

Another possible application is shown in FIGS. 6 and 7. Here is an inventive Handle element 33 and 34 attached to a facade front 32 of a house to make the entrance area more beautiful and useful with Mark house numbers or company logos.

Furthermore, it is possible to design a handle element according to the invention as a handle 35 (Figures 8A and 8B). The handle 35 has an illumination slot 36, through which a lamp 37 illuminates the surface of a furniture wall 38 can. This creates an approximately rectangular light field on the handle 35, so that it can be seen easily. Instead of using it as a handle 35, it is also possible to illuminate a hallway or a piece of furniture in this way to design.

9A to 9E are various exemplary embodiments of the invention Handle elements shown. A particularly suitable for the furniture sector square grip element 39, a grip element 40 with a face shape or a grip element 41 with button shape. In the commercial sector, it is desirable if the grip element 42 or 43 is provided with a company logo, which by the Illumination in the grip element 42 or 43 a highlighted aesthetic impression leaves.

In addition to the small-volume handle elements, FIGS. 10A to 10C can also a railing handle 44 is provided, on which lighting elements 45 are provided are. This design also allows a connection between two grip elements 44 Corner, whereby an illuminated corner element 46 can be used.

In Fig. 11, a handle element 47 is mounted on a drawer front 5 and with a Illuminant 50 provided. For this purpose, there is a bore 49 in the grip element 47 recessed, which is threaded in the front area. In the thread a holder 48 is screwed in, so that the drawer front 5 between the bracket 48 and the grip member 47 is clamped. The illuminant 50 is as in Fig. 2 connected to an electrical power source.

12A and 12B, a handle element 51 is shown, which is used as an illuminated furniture knob can be used. For this there is only one hole in the grip element 51 intended. 13A and 13B, a handle element 52 is shown on the two bases 53, each with a bore for lighting means, are provided.

In the embodiment shown in FIGS. 14A, 14B and 14C, there is a grip element 54 is provided, the shaft of which is received in a metal sleeve 55. As a result, the light from the light-emitting diode 17 becomes oblique to the shaft axis and in a radial direction Direction reflects, so that light penetrates into the side areas of the handle member 54. By means of this reflection, it is possible to remove the side edges 56 of the grip element 54 to illuminate so that the side edges 56 relative to the adjacent one Front 57 are illuminated. The grip element is preferably made of one flexible material so that the side edges 56 are bent slightly forward can (shown in dashed lines). In order to make the handle element flexible, Plastic softener included. The flexibility is increased by the fact that Wall areas of the grip element 54 can be made thin. To the lighting effects Reinforcing at the side edges are preferred in the plastic material fluorescent substances added. Recesses 58 are provided in the front 57 caused by the reflections at an angle to the shaft axis of the grip element 54 are also illuminated on the side edges.

15 shows a grip element 60 in the form of a lens. The grip element is on a metal sleeve 55 is mounted, in which a light-emitting diode 17 is arranged. Through the Lens shape, the light is focused, which is the case with an opposite one Surface creates a special visual effect. Alternatively, according to Fig. 16 also provide a handle member 62 with a concave shape to a to achieve greater scattering of light.

As shown in FIG. 17, a grip element 64 can also be a combination of one Plastic part with a corner deflection 66 made of metal. Through the Corner deflection 66 is the light of the light emitting diode 17 by means of a reflection surface 67 steered into the grip element 64. As a result, the front edge of the grip element 64 emphasized and any recesses 65 on the side edges illuminated.

18 is a grip element 68 with illumination on both sides by light-emitting diodes 17 shown. The light-emitting diodes 17 are mounted in metal bases 69 and 70, so that only the grip element 68 lights up for the viewer.

19A and 19B is one mounted on a front panel 200 of a drawer Handle element 201 shown. The grip element 201 is mushroom-shaped and has a cavity 202 facing the front panel 200. In the front panel 200, an opening 203 is provided which opens into an elongated recess 204.

The lamps are arranged on a plate 205, which with conductor tracks for electrical connection of the individual lamps is provided. The illuminants are arranged in a ring around an opening 206 and integrated into the plate 205.

The lamps are operated with low voltage, so that the heating of the Plate 205 is low.

To mount the plate 205 is made of transparent plastic material Adapter 208 is provided, in which openings 213 and 214 are recessed. On the back to the plate 205, a housing element 216 is provided, the shape of the elongated recess 204 is adapted.

The plate 205 can be connected to a plug 209 which contacts the conductor tracks, to supply the light sources with electricity. The plug 209 has one for this Slit 210, which partially engages around the plate 205. Extend from connector 209 cable 211, which is connected to a power source, not shown, in the low-voltage range are connected.

For installation, the plate 205 with the plug 209 is first between the Adapter 208 and the housing element 216 mounted, a screw 212 through openings 213 and 207. This screw ends in one Threaded opening in the housing element 216. This unit made of housing element 216, plate 205 and adapter 208 is inserted into the recess 204. For fixation This unit on the front panel 200 has a screw on the back through an opening 215 on the housing element 216, through an opening 206 in the plate and an opening 214 in the adapter 208 and through the opening 203 in the front panel 200 performed. The front threaded portion of the screw 217 is one Internal thread screwed into the cavity 202 of the grip element 201. in the assembled state illuminate the illuminants through the adapter 208 and Opening 203 into the grip element 201, with the use of several lamps in the form of a ring, a particularly uniform illumination of the Handle element 201 generated.

20A and 20B is an alternative embodiment of an inventive one Handle element 201 shown with lighting. In this embodiment identical elements are provided with the same reference numerals as in the in 19A and 19B embodiment shown.

A door element 220 of a piece of furniture has an opening 203 and a side one Provide recess 221. In this embodiment, therefore, the Illuminated plate 205 powered from the side, the Plug 209 with the cables 211 is received in the recess 221. The Mounting the handle element 201 on the door element 220 and the adapter 208, the Plate 205 and housing member 216 is the same as that in Figs. 19A and 19B shown embodiment.

Claims (11)

Handle element, in particular made of plastic, with a cavity and / or a surface facing a furniture front, on or in which a switchable illuminant (17, 50) is provided, which the handle element (3, 4, 13, 23, 25, 33 , 47, 51, 52, 54, 60, 201) at least partially illuminated, characterized in that the handle element (3, 4, 13, 23, 25, 33, 47, 51, 52, 54, 60, 62, 201) has a surface (18, 19, 180-183) which is at least partially matted to reflect the light. Handle element according to claim 1, characterized in that the handle element (3, 4, 13, 23, 25, 33, 47, 51, 52, 54, 60, 62, 201) consists of colored plastic. Handle element according to one of the preceding claims, characterized in that the inner surface of the handle element (3, 4, 13, 23, 25, 33, 47, 51, 52, 54, 60, 62, 201) facing the cavity, smooth, preferably polished, is. Handle element according to one of the preceding claims, characterized in that on the handle element (3, 4, 13, 23, 25, 33, 47, 51, 52, 54, 60, 62) an internal thread for mounting on a fastening sleeve (16, 16 ') is provided. Handle element according to one of the preceding claims, characterized in that a light-emitting diode (17, 50) is installed in the cavity of the handle element. Handle element according to one of the preceding claims, characterized in that the cavity is recessed in a shaft of the handle element and a metal sleeve (55) with a reflective inner surface is arranged around the shaft. Handle element according to one of the preceding claims, characterized in that a plate (205) with a plurality of lamps is attached to the handle element (201). Handle element according to claim 7, characterized in that the illuminants are electrically connected to one another by means of conductor tracks arranged on the plate (205). Handle element according to claim 7 or 8, characterized in that the plate (205) can be connected to a plug (209) for the electrical supply of the lamps. Handle element according to one of the preceding claims, characterized in that the handle element (201) is attached to one side of a furniture front and the illuminants are attached in a recess (204, 221) in the furniture front. Furniture part, in particular drawer or wing element, characterized in that a handle element according to one of the preceding claims is provided on the furniture part.

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