EP1389711B1 - Lampe à encastrer - Google Patents

Lampe à encastrer Download PDF

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Publication number
EP1389711B1
EP1389711B1 EP03017325A EP03017325A EP1389711B1 EP 1389711 B1 EP1389711 B1 EP 1389711B1 EP 03017325 A EP03017325 A EP 03017325A EP 03017325 A EP03017325 A EP 03017325A EP 1389711 B1 EP1389711 B1 EP 1389711B1
Authority
EP
European Patent Office
Prior art keywords
housing
lighting fixture
edge
recessed lighting
fixture according
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.)
Revoked
Application number
EP03017325A
Other languages
German (de)
English (en)
Other versions
EP1389711A3 (fr
EP1389711A2 (fr
Inventor
Bernhard Link
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.)
FKB FEINWERKTECHNIK und KUNSTSTOFFVERARBEITUNGS GmbH
Original Assignee
FKB FEINWERKTECHNIK und KUNSTSTOFFVERARBEITUNGS 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
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Application filed by FKB FEINWERKTECHNIK und KUNSTSTOFFVERARBEITUNGS GmbH filed Critical FKB FEINWERKTECHNIK und KUNSTSTOFFVERARBEITUNGS GmbH
Publication of EP1389711A2 publication Critical patent/EP1389711A2/fr
Publication of EP1389711A3 publication Critical patent/EP1389711A3/fr
Application granted granted Critical
Publication of EP1389711B1 publication Critical patent/EP1389711B1/fr
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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Classifications

    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • F21V15/013—Housings, e.g. material or assembling of housing parts the housing being an extrusion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • 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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/04—Recessed bases
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/026—Fastening of transformers or ballasts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/403—Lighting for industrial, commercial, recreational or military use for machines
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/37—U-shaped

Definitions

  • the invention relates to a recessed luminaire in which oblong luminous bodies, in particular fluorescent tubes, are housed with the associated holding devices and ballasts in a quadrangular, frontally open housing with pairwise parallel housing walls, wherein the front opening of the housing by a flat, laterally outwardly projecting , Transparency frame disposed transparent glass or acrylic glass is sealed and a rear wall attached to the back of the housing walls closes a rear housing opening.
  • Such recessed lights are usually installed in machine tools, which have in the housing wall in which this recessed light is to be attached, corresponding rectangular installation openings.
  • the luminaire housing is provided with a circumferential leadframe, which either depending on the application, either on the outside of the machine housing seated or can be applied on the inside to fastened with screws, which protrude through both the edge of the housing of the lamp and the wall of the machine housing become.
  • the housing consists of a one-piece plastic body with four right angles and in pairs parallel to each other side walls.
  • the rear edges of the walls are each provided with inwardly projecting strips on which a rear wall can be attached.
  • the front ends of the side walls are each provided with at right angles to the outside or inside projecting glass carrier strips on which a glass pane can be placed.
  • a metal frame is provided which surrounds the glass support strips on all sides and is provided at the front with a peripheral cover strip for the glass pane edge and with an outwardly projecting stop bar. This stop bar is applied in each case on the outside at the edge of the recess present in the housing wall of the machine tool and there by means of screws attached.
  • special connection means are required for the attachment of the lamp housing to this mounting frame.
  • Each housing size requires a special thermoforming mold.
  • the invention has for its object to provide a recessed light of the type mentioned, the housing allows for different embodiments and / or dimensions a particularly cost-effective production both in small batches and in large batches.
  • the housing walls are formed of a metal extruded profile body on the inside and near the edge of a extending over the housing height wall element at least approximately perpendicular projecting glass carrier strip for the transparency and on the same edge outside a right-angled, the has flat edge frame forming edge strip and the opposite peripheral edge is provided with a screw for screwing the rear wall.
  • housing sizes in any dimensions can be made quickly and inexpensively with the extruded body according to the invention, which is available by the meter. It only requires the cutting of the required sidewalls on miter and length.
  • the embodiment according to claim 2 serves to functionally place an adhesive strand (also called adhesive bead) for the attachment of the translucent lens on the glass support bar
  • the embodiment according to claim 3 offers the advantage that the translucent glass is arranged and fixed both outside and inside the glass carrier strip can be.
  • the advantage is achieved that a patch on the outside of the glass support strip transmitted light disk only minimally surmounted the front plane of the skirt and is bordered at least over part of its thickness.
  • the skirt receives a certain flexibility, by which it is possible to adapt to any existing unevenness of a housing wall of a machine tool.
  • support rib provides a simple way to position a Lichtleit- or anti-glare screen functionally.
  • the embodiment according to claim 9 allows the use of wire bow springs for mounting the recessed light in the wall of a machine tool housing, wherein the wire bow spring can be positively supported in the longitudinal groove.
  • the recessed light has a in Fig. 1 in a front view shown housing 1 with a rectangular basic shape and pairwise parallel longitudinal housing walls 2 and 3 and transverse housing walls 4 and 5.
  • the front side opening 8 formed by the side walls 2 to 5 is tightly sealed in all embodiments by means of a translucent lens 9, which may be made of glass or acrylic glass.
  • a Lichtleitgitter 14 is arranged in all embodiments, which serves as a glare shield.
  • the four side walls 2 to 5 of the housing 1 each consist of a metal extruded profile body 20, the in Fig. 1a in the cross section in the scale 2: 1 is shown.
  • This extruded profile body 20 has an inner side 21 and an outer side 22 and forms a wall element 23 extending over a housing height h with the surfaces of the inner side 21 and the outer side 22 running parallel to one another.
  • the flat frame 25 of the housing 1 forming edge strip 26 is arranged on the outside.
  • the opposite edge 27 of the wall member 23 is provided with a screw 28, the inner surfaces are each provided with staggered thread profiles.
  • This screw 28 is used for screwing the bores 51 provided with the rear wall 6 on the housing walls 2 to 5.
  • the bottom open screw 28 is disposed on a protruding on the outside 22 thickening 38 of the wall member 23.
  • This thickening 38 forms a shoulder, which is provided with a longitudinal groove 39.
  • the glass carrier strip 24 has, along its longitudinal edge facing away from the wall element 23, two beads 29 and 30 arranged symmetrically to the imaginary center plane of its cross-sectional profile, which prevent an adhesive bed 32, with which the transmitted-light disk 9 is attached to the glass carrier strip 24, from emerging beyond the peripheral edge.
  • the glass carrier strip 24 From the front end face 31 of the wall element 23 or the edge strip 26, the glass carrier strip 24 has a distance h1 which is smaller than the thickness d of an outside on the glass support strips 24 patched translucent 9th
  • a support rib 35 is arranged below the glass support strip 24 on the inner side 21 of the wall element 23 and runs parallel to the glass support strip 24. This support rib 35 serves as a support for the light guide 14th
  • the edge strip 26 is connected via a between two notches 33 and 34 lying cross-sectional tapered zone 36 with the wall member 23 so that it receives a certain flexibility and can adapt to the possibly uneven inner or outer surface of the edge of a mounting hole 40 of the housing wall 41 of a machine housing if to their attachment, as in the 3 and 4 is shown, screws 45 are used with or without nuts 46.
  • the wall element 23 has a Thickness d2 of 2.5 mm and height h of 57.5 mm. At a thickness d of 5 mm, the height h1 is 3 mm, with the two beads 29 and 30 each being 0.5 mm thick. The height h2 corresponding to the thickness d1 of the light guide grille 14 is 10 mm in this exemplary embodiment.
  • the extruded profile body 20 is produced by the meter in a suitable aluminum alloy and kept in stock.
  • the required four housing walls 2 to 5 are each mitred from the extruded profile body 20 in the appropriate length and in the in Fig. 1 assembled manner shown, wherein initially one of the short side walls 4 or 5 can be omitted. The other three walls are then first screwed onto the already equipped with the bulbs rear wall 6.
  • the rear wall 6 is provided on its longitudinal sides in each case with a perpendicularly to the front (in the picture above) curved edging strip 16 and 17 whose height h3 at least approximately the height h4 provided with the screw 28 thickening 38 of the wall element 23 corresponds, so that their Edge edges 18, 19 each flush with the approach formed by the thickening 38.
  • the housing 1 must be provided in this state only with the transmitted light disk 9.
  • the mitered cut edges 55 of the individual side walls are pressed together by suitable means.
  • a circumferential, self-contained adhesive bead or an adhesive strand is applied to the top or outside of the glass carrier strips, on which the transmitted-light disk 9 is then pressed or pushed with its edge surfaces until it assumes the correct position.
  • the usually fast-curing adhesive then establishes the connection between the translucent lens 9 and the individual side walls 2 to 5 ago, whereby the further cohesion of mitred cut abutting edges 55 is ensured by this adhesive connection with the transparency plate 9.
  • the Transmitted light disk 9 is mounted on the outside of the glass support strips 24.
  • the translucent lens 9 is arranged on the inside of the glass carrier strips 24 and embedded in the circumferential adhesive bed 32 which is also located inside.
  • the transmitted light disk 9 and the interposed between the transparency plate 9 and the support ribs 35 in space is reduced to about half. Therefore, it is necessary, also lying on the outer sides of the Lichtleitgitters 14 ribs 36 (see Fig. 6 ) accordingly, so that in the Fig. 2 and 4 shown position of the Lichtleitgitters 14 in the housing 1 results.
  • the recessed luminaire in the finished state in different ways in installation openings 40 a housing wall 41 of a machine tool used and attached.
  • the recessed light is inserted from the outside into a mounting hole 40 of the housing wall 41 of a machine tool and by means of wire bow springs 43, which are supported in the longitudinal grooves 39 and the housing wall 41, attached.
  • the edge strips 26 are on the outside on the edge of the mounting hole 40 of the housing wall 41.
  • the translucent lens 9 is arranged on the inside of the glass carrier strips 24 so that it does not protrude into the plane of the outer surface 42 'of the wall 41. This is also in the arrangement according to Fig. 3 the case.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Planar Illumination Modules (AREA)

Claims (10)

  1. Lampe à encastrer dans laquelle des corps longilignes d'éclairage revêtant notamment la forme de petits tubes fluorescents sont logés, avec les dispositifs de retenue (12) et les appareils de commutation préalable (13) associés, dans un boîtier rectangulaire (1) ouvert frontalement et offrant des parois (2 à 5) parallèlement appariées, l'ouverture frontale (8) dudit boîtier (1) étant obturée, de manière étanche, par un vitrage translucide (9) en verre ou en verre acrylique placé à l'intérieur d'un cadre aplati (25) de montage en applique, saillant latéralement vers l'extérieur, et une paroi postérieure (6), fixée à l'arrière des parois du boîtier, obturant une ouverture postérieure dudit boîtier,
    caractérisée par le fait
    que les parois (2 à 5) du boîtier sont constituées d'un corps métallique (20) profilé par extrusion qui comporte, sur la face intérieure, à proximité du bord frontal d'un élément de cloisonnement (23) s'étendant sur la hauteur (h) du boîtier, un listel porte-verre (24) saillant au moins approximativement à angle droit et destiné audit vitrage translucide (9) et, extérieurement sur le même bord, un listel marginal (26) dépassant à angle droit et matérialisant ledit cadre aplati (25) de montage en applique, l'arête marginale opposée (27) dudit corps étant munie d'un canal de vissage (28) permettant de rapporter la paroi postérieure (6) par vissage.
  2. Lampe à encastrer selon la revendication 1, caractérisée par le fait que le listel porte-verre (24) est pourvu d'au moins un bourrelet (29, 30) le long de son arête tournée à l'opposé de l'élément de cloisonnement.
  3. Lampe à encastrer selon la revendication 2, caractérisée par le fait que le listel porte-verre (24) présente une configuration de section transversale symétrique.
  4. Lampe à encastrer selon l'une des revendications 1 à 3, caractérisée par le fait que le listel porte-verre (24) est espacé, de la face frontale (31) de l'élément de cloisonnement (23), d'une distance (h1) inférieure à l'épaisseur (d) du vitrage translucide (9).
  5. Lampe à encastrer selon l'une des revendications 2 à 4, caractérisée par le fait que le listel marginal (26) est relié à l'élément de cloisonnement (23) par l'intermédiaire d'au moins une zone (36) de section transversale réduite.
  6. Lampe à encastrer selon l'une des revendications 1 à 5, caractérisée par le fait que l'élément de cloisonnement (23) est muni, du côté du listel porte-verre (24), d'une nervure d'appui (35) s'étendant parallèlement à ce dernier.
  7. Lampe à encastrer selon l'une des revendications 1 à 6, caractérisée par le fait que la paroi postérieure (6) est respectivement dotée, sur les deux côtés longitudinaux, d'une barrette d'encastrement (16, 17) entourant l'élément de cloisonnement (23) dans la région du canal de vissage (28).
  8. Lampe à encastrer selon la revendication 7, caractérisée par le fait que le canal de vissage (28) est situé dans un renflement (38) de l'élément de cloisonnement (23) qui fait saillie sur la face extérieure (22) et se trouve, au moins approximativement, dans l'affleurement de l'arête marginale de la barrette d'encastrement (16, 17) de la paroi extérieure (6).
  9. Lampe à encastrer selon la revendication 8, caractérisée par le fait que le renflement (38) forme, à la face extérieure (22) de l'élément de cloisonnement (23), un gradin muni d'une rainure longitudinale (39).
  10. Lampe à encastrer selon la revendication 1 ou l'une des revendications 2 à 9, caractérisée par le fait que le vitrage translucide (9) est fixé aux listels porte-verre (24), sur l'intégralité des quatre parois (2 à 5) du boîtier, au moyen d'une masse d'adhésif (32) offrant une structure cohérente, en particulier dans les zones de rencontre desdits listels porte-verre (24) sectionnés en onglet.
EP03017325A 2002-08-13 2003-07-31 Lampe à encastrer Revoked EP1389711B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20212411U DE20212411U1 (de) 2002-08-13 2002-08-13 Einbauleuchte
DE20212411U 2002-08-13

Publications (3)

Publication Number Publication Date
EP1389711A2 EP1389711A2 (fr) 2004-02-18
EP1389711A3 EP1389711A3 (fr) 2008-02-06
EP1389711B1 true EP1389711B1 (fr) 2010-01-27

Family

ID=7974037

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03017325A Revoked EP1389711B1 (fr) 2002-08-13 2003-07-31 Lampe à encastrer

Country Status (3)

Country Link
EP (1) EP1389711B1 (fr)
DE (2) DE20212411U1 (fr)
ES (1) ES2337562T3 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005002837U1 (de) * 2005-02-22 2005-05-04 Deckel Maho Pfronten Gmbh Werkzeugmaschine mit Schutzkabine und Beleuchtungssystem
DE102007063335A1 (de) 2007-12-27 2009-07-02 Herbert Waldmann Gmbh & Co. Kg Leuchte
DE202008004842U1 (de) 2008-04-08 2008-06-12 Fkb Gmbh Metallgehäuse mit Glasscheibe
DE202008006765U1 (de) 2008-05-17 2008-07-31 Fkb Gmbh Einbauleuchte
ES2646602T3 (es) * 2014-03-14 2017-12-14 HELLA GmbH & Co. KGaA Dispositivo de iluminación y procedimiento de montaje para un dispositivo de iluminación

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1582188A (fr) * 1968-07-17 1969-09-26
GB2294752A (en) * 1994-10-20 1996-05-08 Michael John Furnell Lighting unit
DE19615276A1 (de) * 1996-04-18 1997-10-23 Friedrich Brueck Leuchtengehäuse

Also Published As

Publication number Publication date
EP1389711A3 (fr) 2008-02-06
EP1389711A2 (fr) 2004-02-18
DE20212411U1 (de) 2002-11-21
ES2337562T3 (es) 2010-04-27
DE50312374D1 (de) 2010-03-18

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