EP3088795B1 - Dispositif d'éclairage - Google Patents

Dispositif d'éclairage Download PDF

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Publication number
EP3088795B1
EP3088795B1 EP16166564.1A EP16166564A EP3088795B1 EP 3088795 B1 EP3088795 B1 EP 3088795B1 EP 16166564 A EP16166564 A EP 16166564A EP 3088795 B1 EP3088795 B1 EP 3088795B1
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EP
European Patent Office
Prior art keywords
optical arrangement
light
lighting device
arrangement
optical
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.)
Active
Application number
EP16166564.1A
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German (de)
English (en)
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EP3088795A1 (fr
Inventor
Wolfgang Rüf
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.)
Zumtobel Lighting GmbH Austria
Original Assignee
Zumtobel Lighting GmbH Austria
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 Zumtobel Lighting GmbH Austria filed Critical Zumtobel Lighting GmbH Austria
Publication of EP3088795A1 publication Critical patent/EP3088795A1/fr
Application granted granted Critical
Publication of EP3088795B1 publication Critical patent/EP3088795B1/fr
Active legal-status Critical Current
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/002—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for interchangeability, i.e. component parts being especially adapted to be replaced by another part with the same or a different function
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/008—Combination of two or more successive refractors along an optical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an elongated lighting device, in particular a continuous line luminaire, and an optical arrangement for releasable attachment to an elongate lighting device.
  • elongated lighting devices are known from the prior art, see for example in the form of elongated continuous line lights with elongated fluorescent tubes or elongated LED arrays US2010 / 0135027 or WO2006 / 087198 ,
  • the known lighting devices are typically constructed or assembled by means of individual lighting modules having a predefined length.
  • such lighting devices often include optical arrangements, such as reflectors or frosted glass panes, in order to be able to emit a directed or diffused light through the lighting device.
  • the individual lighting modules of the elongated lighting device can result from the replacement of the lighting modules unwanted lighting gaps that adversely affect the lighting impression of the elongated lighting device.
  • the replacement of the lighting modules is relatively complex, especially since in this case the electrical contacts of the light module to be replaced must first be removed and reapplied to the light module to be used.
  • the electrical contacts often also arranged only at predefined positions on the elongated lighting device, which further limits the positioning options for the alternative lighting modules.
  • the present invention has the object to provide an elongated lighting device on which in a simple manner in individual areas a modified emission, preferably a radiator function, can optionally be provided.
  • An elongate lighting device in particular a continuous-line luminaire, comprises: at least one light source; at least one first optical arrangement, which is arranged in the emission direction of the light source (seen) behind the light source; at least one separate second optical arrangement, which is arranged in the emission direction of the light source (seen) behind the first optical arrangement detachably on the lighting device, in such a way that the light emerging from the first optical arrangement can partially enter the second optical arrangement, so in that the lighting device can emit light from the first optical arrangement and light from the second optical arrangement.
  • the present invention proposes to detachably arrange a second, separate optical arrangement on a first optical arrangement of the elongate lighting device, for example a reflector arrangement, a diffusing screen or another diffuser, and, unlike the known solutions, no longer replace the lighting modules ,
  • the term of the second optical arrangement is to be understood broadly and includes not only optical elements, such as lenses, light guide, but also housing, fasteners and the like.
  • the second optical arrangement means the entire unit which can be arranged on the elongate lighting device.
  • the second optical arrangement is a housing with at least one optical element, which in Longitudinal extension at any position on the elongated lighting device can be clipped.
  • the light emitted by the light source of the elongate lighting device can be quasi branched off and guided through the optical element of the second optical arrangement.
  • the optical element of the second optical arrangement for example a converging lens or a Fresnel lens, is selected such that a bundled light output is generated by the second optical arrangement, in order to be able to additionally provide at least one radiator function on the elongate lighting device.
  • the detachable attachment of the second optical arrangement in the beam path behind the first optical arrangement has the particular advantage that the existing lighting device does not need to be structurally changed in order to provide a region with a modified radiation characteristic can. Also, no electrical contacts are necessary for the second optical arrangement, since the second optical arrangement uses the radiated light of the elongated lighting device and does not comprise its own active light sources. In comparison to the previously known solutions, an elongated lighting device with a further emission characteristic, in particular a radiator function, can thus be provided in a simple manner and this while avoiding the disadvantages described above.
  • the elongated lighting device comprises a housing in which the at least one light source and the at least one first optical arrangement are fixed, wherein the light source of the elongated lighting device is preferably an elongated LED array or an elongate fluorescent tube.
  • the second optical arrangement on the housing of the elongate lighting device or on the first optical arrangement is detachably arranged or can be arranged.
  • the second optical arrangement has at least one latching / spring element in order to releasably connect it to a corresponding latching / spring element of the housing and / or the first optical arrangement.
  • the latching / spring element of the housing and / or the first optical arrangement extends substantially over the entire longitudinal extension of the elongate lighting device, so that the second optical arrangement can be arranged detachably substantially over the entire longitudinal extent of the elongate lighting device is.
  • the locking / spring elements are preferably designed as tongue and groove connections, as clip connections and / or as spring pin connections.
  • the second optical arrangement in the longitudinal extent of the elongated lighting device is slidably disposed on the housing and / or on the first optical arrangement. This can be done for example by an over the entire longitudinal extent of the elongated lighting device provided undercut / detent groove on which the second optical arrangement can be arranged by means of correspondingly formed locking means.
  • the second optical arrangement and / or the lens element of the second optical arrangement is arranged rotatable and / or tiltable in order to be able to change the light emission direction of the light emerging from the second optical arrangement.
  • Such mobility can be provided in particular by turning or tilting mechanisms.
  • the lens element may be a Fresnel lens, which is rotatably attached to the second optical arrangement, for example in the housing of the second optical arrangement.
  • the second optical arrangement preferably comprises light-guiding means, such as at least one reflector surface, and a lens element adapted to guide the light entering the second optical arrangement to the lens element.
  • light-guiding means such as at least one reflector surface
  • a lens element adapted to guide the light entering the second optical arrangement to the lens element.
  • reflective coatings / surfaces can be provided on or in the housing of the second optical arrangement in order to guide the light obtained from the light source of the elongate lighting device to the optical element of the second optical arrangement.
  • further light-conducting means such as lens arrangements, prisms, optical waveguides and the like in the second optical arrangement.
  • the second optical arrangement or the housing of the second optical arrangement is preferably substantially funnel-shaped, cylindrical or rod-shaped.
  • a substantially funnel-shaped embodiment it is particularly preferred that this is a funnel shape with a rectangular base surface, which corresponds to the surface of the elongated lighting device on which the second optical arrangement is arranged on the elongate lighting device / is.
  • the possibility exists of the optical element of the second optical Arrangement for example, designed as a cylindrical or rod-shaped light guide, such form and rotatably arranged in the cylinder that a light output can be carried out in dependence of the angular positioning of the optical element.
  • a cylindrical design of the second optical arrangement it is also possible to mount the entire arrangement rotatably on the elongate lighting device and to vary a light output according to the angular positioning of the second optical arrangement.
  • the light entrance surface of the second optical arrangement at which light enters from the first optical arrangement into the second optical element, has a substantially rectangular shape when seen in plan view
  • the light exit area of the second optical arrangement at which light emerges from the second optical arrangement or is guided to the lens element of the second optical arrangement, seen in plan view has substantially a circular shape.
  • the present invention relates to a second optical arrangement described above, wherein the optical arrangement is arranged to be arranged on the elongated lighting device comprising at least one light source and a first optical arrangement, releasably attached to the lighting device in the emission direction behind the first optical arrangement in such a way that the light emerging from the first optical arrangement can partly enter the second optical arrangement, so that the lighting device emits light from the first optical system
  • Dispense arrangement and light from the second optical arrangement Dispense arrangement and light from the second optical arrangement.
  • FIG. 1 shows a schematic view of a preferred embodiment of a second optical arrangement 10 according to the invention, which in the FIGS. 2 to 4 is releasably secured to an elongated lighting device 100.
  • the preferred embodiment of the second optical arrangement 10 comprises a substantially funnel-shaped main body 11, wherein a lens element 12 is arranged in the form of a Fresnel lens on a lower side provided for emitting light, which bundles the light and emits with a lens-dependent angle to the vertical.
  • the optical arrangement 10 On the opposite side of the lens element 12, the optical arrangement 10 has two opposing locking lugs 13, with which the optical arrangement 10 at the in the FIGS. 2 to 4 shown elongated lighting device 100 can be releasably secured.
  • the upper side of the optical device 10 is formed open so that light from the elongated lighting device 100 can enter the optical device 10 in this region.
  • the light entry surface formed in the upper region can enter light from the elongated lighting device 100 in the optical assembly 10, seen in plan view formed substantially rectangular.
  • the light exit surface, on which light can exit from the optical arrangement 10 or from the lens element 12, is substantially circular in plan view.
  • the lens element 12 bundles the light entering the optical arrangement 10 such that the optical arrangement 10 is perceived as light point sources, such as a radiator module or a spotlight module, and can be used accordingly.
  • optical elements such as a reflector arrangement, a lens arrangement or other light-guiding elements can be provided, which serve to light the light entering at the upper light entry surface up to the lens element 12 to lead it out of the optical arrangement can escape.
  • the lens element 12 is preferably rotatably arranged on the base body 11, so that the exact light emission direction of the radiation cone can be changed accordingly.
  • the illustrated substantially rectangular shaped light entry surface of the optical arrangement 10 represents a particularly preferred form of the light entry surface, as this can be done by a particularly simple attachment of the light entry surface on the elongated lighting device 100.
  • the optical arrangement and / or the lens element essentially cylindrical, for example by means of cylindrical or rod-shaped light-guiding elements.
  • the optical arrangement or the lens element of the optical arrangement can be arranged to be rotatable so that a light emission can occur depending on the angular positioning of the lens element or the optical arrangement.
  • the elongate lighting device 100 comprises, on the light exit side, an optical arrangement 110 in the form of diffuser elements.
  • the elongate lighting device 100 may comprise further optical elements / devices, such as, for example, reflector arrangements, diffusing screens, milk glass panes or the like.
  • the elongated lighting device 100 further comprises at least one elongated light source (not shown) provided behind the optical assembly 110.
  • the optical arrangement 110 and the at least one light source are arranged in a housing 113 of the elongate lighting device 100.
  • the elongated lighting device 100 comprises two opposing locking grooves 111, in which the correspondingly formed locking lugs 13 of the optical assembly 10 is engaged can be and thus the optical assembly 10 can be attached to the elongated lighting device 100.
  • the latching grooves 111 of the elongated lighting device 100 extend substantially over the entire longitudinal extent of the elongated lighting device 100, so that the positioning of the optical arrangement 10 is essentially freely selectable.
  • detent connections 13, 111 shown can be provided in order to detach the optical arrangement 10 to the housing 113 or to the optical arrangement 110 the elongated lighting device 100 to connect.
  • the detachable attachment of the optical arrangement 10 in the beam path behind the optical arrangement 110 of the elongated lighting device 100 thus provides an easy way to provide an elongated lighting device 100 with an additional radiation characteristic without having to structurally modify the existing lighting device. Also, no electrical contacts are necessary because the optical assembly 10 does not require active light sources and utilizes only the radiated light of the elongated light emitting device 100. As a result, an elongated lighting device with a further emission characteristic, in particular a radiator function, can thus be provided in a simple manner and this while avoiding the known disadvantages. It is also possible to retrofit already built-in elongated lighting devices in a simple way with an additional emission characteristics.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Claims (14)

  1. Dispositif d'éclairage allongé (100), plus particulièrement luminaire à bande lumineuse comprenant :
    - au moins une source de lumière ;
    - au moins une première disposition optique (110), qui est disposée derrière la source de lumière dans la direction d'émission de la source de lumière ;
    - au moins une deuxième disposition optique (10) distincte, qui est disposée, de manière amovible, derrière la première disposition optique (110), dans la direction d'émission de la source de lumière, sur le dispositif d'éclairage (100), de façon à ce que la lumière sortant de la première disposition optique (110) puisse entrer partiellement dans la deuxième disposition optique (10), de façon à ce que le dispositif d'éclairage (100) puisse émettre la lumière provenant de la première disposition optique (110) et la lumière provenant de la deuxième disposition optique (10),
    caractérisé en ce que
    la deuxième disposition optique (10) concentre la lumière entrant à partir de la première disposition optique (110) et l'émet de manière dirigée ; et
    une surface d'entrée de lumière de la deuxième disposition optique (10), au niveau de laquelle la lumière provenant de la première disposition optique (110) entre dans la deuxième disposition optique (10), présente, en vue de dessus, une forme globalement rectangulaire et
    une surface de sortie de lumière de la deuxième disposition optique (10), au niveau de laquelle la lumière sort de la deuxième disposition optique (10) ou est guidée vers l'élément à lentille (12) de la deuxième disposition optique (10), présente, en vue de dessus, une forme globalement circulaire.
  2. Dispositif d'éclairage allongé (100) selon la revendication 1, le dispositif d'éclairage (100) comprenant un boîtier (113), dans lequel ou sur lequel sont disposées l'au moins une source de lumière et l'au moins une première disposition optique (110).
  3. Dispositif d'éclairage allongé (100) selon l'une des revendications 1 ou 2, la source de lumière étant une matrice de LED allongée pou un tube fluorescent allongé, et/ou
    la première disposition optique (110) comprenant un élément diffuseur, plus particulièrement un verre diffuseur, un dispositif réfléchissant.
  4. Dispositif d'éclairage allongé (100) selon l'une des revendications précédentes, la deuxième disposition optique (10) comprenant au moins un élément à lentille (12), la deuxième disposition optique (10) comprenant en outre de préférence des moyens de conduction de lumière, par exemple un dispositif réfléchissant, qui sont conçus pour guider la lumière entrant dans la deuxième disposition optique (10) vers l'élément à lentille (12), l'élément à lentille (12) de la deuxième disposition optique (10) présentant de préférence une structure de Fresnel.
  5. Dispositif d'éclairage allongé (100) selon l'une des revendications précédentes, la deuxième disposition optique (10) présentant globalement la forme d'un entonnoir, une forme cylindrique ou une forme de tige.
  6. Dispositif d'éclairage allongé (100) selon l'une des revendications précédentes, la deuxième disposition optique (10) et/ou l'élément à lentille (12) de la deuxième disposition optique (10) est disposé de manière rotative et/ou basculante afin de pouvoir modifier la direction d'émission de la lumière sortant de la deuxième disposition optique (10).
  7. Dispositif d'éclairage allongé (100) selon l'une des revendications 2 à 6, la deuxième disposition optique (10) étant disposée de manière amovible sur le boîtier (113) du dispositif d'éclairage allongé (100) ou de manière amovible sur la première disposition optique (110),
    la deuxième disposition optique (10) comprenant de préférence au moins un élément d'encliquetage/à ressort (13) afin de relier la deuxième disposition optique (10) de manière amovible avec un élément d'encliquetage/à ressort (111) du boîtier (113) et/ou de la première disposition optique (110),
    de préférence, les éléments d'encliquetage/à ressorts (111) du boîtier (113) et/ou de la première disposition optique (110) s'étendant globalement sur toute l'extension longitudinale du dispositif d'éclairage allongé (100), de façon à ce que la deuxième disposition optique (10) puisse être disposée de manière amovible globalement sur toute l'extension longitudinale du dispositif d'éclairage allongé (100), de préférence les éléments d'encliquetage/à ressorts (13, 111) étant conçus comme des liaisons à rainures et languettes, comme des liaisons à clips et/ou comme des liaisons à goupilles élastiques.
  8. Dispositif d'éclairage allongé (100) selon l'une des revendications précédentes, la deuxième disposition optique (10) étant disposée de manière coulissante dans l'extension longitudinale sur le boîtier (113) et/ou sur la première disposition optique (110).
  9. Disposition optique (10) destinée à être fixée sur un dispositif d'éclairage (100), plus particulièrement sur un luminaire à bande lumineuse, la disposition optique (10) étant conçue pour être disposée de manière amovible sur le dispositif d'éclairage allongé (100), qui comprend au moins une source de lumière et une première disposition optique (110), derrière la première disposition optique (110) dans la direction d'émission, sur le dispositif d'éclairage (100), de façon à ce que la lumière sortant de la première disposition optique (110) puisse entrer partiellement dans la disposition optique (10), de façon à ce que le dispositif d'éclairage (100) puisse émettre la lumière provenant de la première disposition optique (110) et la lumière provenant de la disposition optique (10),
    caractérisé en ce que
    la disposition optique (10) est conçue pour concentrer la lumière entrant à partir de la première disposition optique (110) et pour l'émettre de manière dirigée ; et
    une surface d'entrée de lumière de la disposition optique (10), au niveau de laquelle la lumière provenant de la première disposition optique (110) peut entrer dans l'élément optique (10), présente, en vue de dessus, globalement une forme rectangulaire et une surface de sortie de lumière de la disposition optique (10), au niveau de laquelle la lumière provenant de la disposition optique (10) peut sortir ou peut être guidée vers l'élément à lentille (12) de la disposition optique (10), présente, en vue de dessus, globalement une forme circulaire.
  10. Disposition optique (10) selon la revendication 9,
    la disposition optique (10) comprenant au moins un élément à lentille (12) et de préférence des éléments de conduction de lumière, par exemple une surface réfléchissante, qui sont conçus pour pouvoir guider la lumière entrant dans la disposition optique (10) vers l'élément à lentille (12), de préférence l'élément à lentille (12) de la disposition optique (10) présentant une structure de Fresnel.
  11. Disposition optique (10) selon l'une des revendications 9 ou 10, la disposition optique (10) présentant globalement la forme d'un entonnoir, une forme cylindrique ou une forme de tige.
  12. Disposition optique (10) selon l'une des revendications 9 à 11, la disposition optique (10) et/ou l'élément à lentille (12) de la disposition optique (10) étant disposé de manière rotative et/ou basculante afin de pouvoir modifier la direction d'émission de lumière de la lumière sortant de la disposition optique (10).
  13. Disposition optique (10) selon l'une des revendications 9 à 12, la disposition optique (10) pouvant être disposé de manière amovible sur un boîtier du dispositif d'éclairage allongé (100) ou sur la première disposition optique (110),
    la disposition optique (10) comprenant de préférence au moins un élément d'encliquetage/à ressort (13) afin de relier la disposition optique (10) de manière amovible avec un élément d'encliquetage/à ressort (111) du boîtier (113) et/ou de la première disposition optique (110), de préférence l'au moins un élément d'encliquetage/à ressort (13) étant conçu comme une liaison à rainures et languettes, comme une liaison à clips et/ou comme une liaison à goupilles élastiques.
  14. Disposition optique (10) selon la revendication 13, la disposition optique (10) pouvant être disposée de manière coulissante dans la direction longitudinale sur le boîtier (113) et/ou sur la première disposition optique (110).
EP16166564.1A 2015-04-30 2016-04-22 Dispositif d'éclairage Active EP3088795B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015207987.2A DE102015207987A1 (de) 2015-04-30 2015-04-30 Leuchtvorrichtung

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EP3088795A1 EP3088795A1 (fr) 2016-11-02
EP3088795B1 true EP3088795B1 (fr) 2018-03-14

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Publication number Publication date
AT16244U1 (de) 2019-05-15
EP3088795A1 (fr) 2016-11-02
DE102015207987A1 (de) 2016-11-03

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