EP0556709B1 - Lamp - Google Patents
Lamp Download PDFInfo
- Publication number
- EP0556709B1 EP0556709B1 EP93102108A EP93102108A EP0556709B1 EP 0556709 B1 EP0556709 B1 EP 0556709B1 EP 93102108 A EP93102108 A EP 93102108A EP 93102108 A EP93102108 A EP 93102108A EP 0556709 B1 EP0556709 B1 EP 0556709B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- lamp housing
- opening
- hinge pin
- lamp
- lower portion
- 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.)
- Expired - Lifetime
Links
Images
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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
Definitions
- the invention relates to a lamp according to the preamble of claim 1.
- a luminaire has become known, see the luminaire type BWE 6 from ABB CEAG Licht- und Stromvervorgungstechnik GmbH, Soest, which has a lower part receiving a power supply device and a lamp housing rotatably connected to it via an articulated connection. So that the lamp housing can be fixed in certain positions in relation to the lower part, the articulated connection has latching means which permit a gradual and permanent adjustment of the lamp housing in relation to the lower part of the housing. In this case, an unlocking device is provided which also allows the latching to be released in such a way that the lamp housing can be pivoted through an angle of approximately 90 ° with respect to the lower part.
- a lamp which corresponds approximately to the lamp of the type mentioned at the outset has become known from EP 0 036 450 A1.
- This lamp has a lower part and a lamp housing, which are connected by means of an articulated connection.
- the articulated connection is formed in that bearing journals are formed on supports engaging in the lamp housing on oppositely lying surfaces which point outwards.
- Two first half-shells are molded on both sides of the lamp housing itself, which are placed on the pins; So that the lamp housing cannot be lifted off the lower part of the housing, additional half-shells are provided which cover the pins from below and are firmly connected to the half-shells on the light housing by means of screw connections.
- openings are provided in the supports and in the lamp housing, through which cable lines can be laid.
- the articulated connections are independent of the openings for the passage of the cable lines, which are also introduced in the area of both articulated parts in the supports or in the adjacent walls of the lamp housing.
- An actual braking device which can be easily adjusted if necessary, so that the lamp housing can be pivoted smoothly with respect to the lower part or can be pivoted with difficulty relative to the lower part, is not possible.
- the object of the invention is to provide a lamp of the type mentioned, in which the articulated connection allows the lamp housing to be fixed in any position, cable lines being able to be passed from the lower part into the lamp housing via the articulated connection.
- the joint connection has an opening for the passage of electrical conductors from the lower part to the lamp housing;
- the lower housing part has a conical surface and the counter cone is connected to the lamp housing, both of which are pressed resiliently against one another, so that the lamp housing can be moved relative to the lower housing part, but is braked into any position, so that the lamp housing is in any set position with respect to the lower part of the housing.
- the brake cone is located in the area of one end of the hinge pin and the opening for the passage of the lines at the other end of the hinge pin.
- the lamp housing can also be easily fixed in different positions.
- FIG. 1 is composed of a lower part 10, on which a lamp housing 11 is articulated.
- Side wall 13 is formed on an extension 14 which forms the shape of a double wall, with a front wall 15 adjoining the side wall 13 and a rear wall 16 arranged at a distance therefrom Lower part 10 towards open space 17, being in the front Wall 15 an opening 18 with a profiled cross-section, for. B. a square cross section and a circular opening 19 is provided in the rear wall 16, the central axes of which are aligned.
- a cone section 21 with a cone surface 21a is formed perpendicularly to the top wall 12 parallel to the walls 14, 15, 16, see also FIG. 2, which is circular.
- the lamp housing 11 has a connecting piece 22 which has two parallel side walls 23 and 24, the side wall 24 having a cylindrical extension 25 which is inserted into the opening 19 with the interposition of a seal 26 and is guided therein.
- a coupling part 60 is provided, which is circular in cross section and has a recess 27 which is open on one side and in which a through opening 29 is made in the bottom wall 28 which bears against the connecting piece wall.
- the coupling part 60 thus forms a bowl 30.
- a cylindrical projection 31 is provided parallel to the bowl walls and concentrically therewith and outside the bowl walls, on the free ends of which knobs 32 are formed, which are evenly distributed on the circumference. These knobs 32 engage in recesses 33 on the socket wall 23, so that the coupling part 26 is held in a form-fitting manner with respect to the lamp housing 11.
- the coupling part 60 has a counter-cone 34 which slides on the cone surface 21a when the lamp housing 11 pivots becomes.
- the nozzle 22 is located between the walls 14, 15, 16 and the cone section 21.
- the cylindrical extension 25 surrounds a circular opening 37.
- the profiled opening 18 in the wall 15 is penetrated by a hinge pin 38 which also penetrates a hole 39 in the nozzle wall 23 and the through opening 29; Within the recess 27, a spring assembly 40 and a washer 41 are pushed onto the hinge pin 38, which are screwed against the bottom wall 28 of the recess 27 by means of a nut 42. As a result, the counter cone 34 is pressed against the cone surface 21a and the brake cone is obtained in this way.
- the spring assembly 40 generates the desired braking or holding force according to its design.
- the hinge pin 38 has, in the area where it passes through the opening 18, an adapted profiled area 38a, so that the hinge pin 38 is held in a rotationally fixed manner with respect to the lower part 10.
- a seal 50 is provided, which rests against both the coupling part 60 and the hinge pin 38 sealing. In this way, an optimal seal of the articulated connection between the lower housing part 10 and the lamp housing 11 is achieved.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
Description
Die Erfindung betrifft eine Leuchte nach dem Oberbegriff des Anspruches 1.The invention relates to a lamp according to the preamble of claim 1.
Es ist eine Leuchte bekannt geworden, siehe die Leuchte Typ BWE 6 der Firma ABB CEAG Licht- und Stromvervorgungstechnik GmbH, Soest, die ein eine Stromversorgungseinrichtung aufnehmendes Unterteil und ein damit über eine Gelenkverbindung drehbar verbundenes Lampengehäuse aufweist. Damit das Lampengehäuse bezogen auf das Unterteil in bestimmten Stellungen festlegbar ist, besitzt die Gelenkverbindung Rastmittel, die eine stufenweise und bleibende Verstellung des Lampengehäuses bezogen auf das Gehäuseunterteil gestatten. Dabei ist eine Entriegelungseinrichtung vorgesehen, die darüberhinaus erlaubt, die Verrastung so zu lösen, daß das Lampengehäuse um einen Winkel von ca. 90° bezogen auf das Unterteil geschwenkt werden kann.A luminaire has become known, see the luminaire type BWE 6 from ABB CEAG Licht- und Stromvervorgungstechnik GmbH, Soest, which has a lower part receiving a power supply device and a lamp housing rotatably connected to it via an articulated connection. So that the lamp housing can be fixed in certain positions in relation to the lower part, the articulated connection has latching means which permit a gradual and permanent adjustment of the lamp housing in relation to the lower part of the housing. In this case, an unlocking device is provided which also allows the latching to be released in such a way that the lamp housing can be pivoted through an angle of approximately 90 ° with respect to the lower part.
Eine Leuchte, die etwa der Leuchte der eingangs genannten Art entspricht, ist aus der EP 0 036 450 A1 bekannt geworden. Diese Leuchte besitzt ein Unterteil und ein Lampengehäuse, welche mittels einer Gelenkverbindung verbunden sind. Die Gelenkverbindung wird dadurch gebildet, daß an in das Lampengehäuse eingreifenden Stützen an sich entgegengesetzt liegenden Flächen Lagerzapfen angeformt sind, die nach außen weisen. Am Lampengehäuse selbst sind beidseitig zwei erste Halbschalen angeformt, die auf die Zapfen aufgelegt werden; damit das Lampengehäuse nicht vom Gehäuseunterteil abgehoben werden kann, sind zusätzlich Halbschalen vorgesehen, die die Zapfen von unten überdecken und mit den Halbschalen am Leuchtengehäuse mittels Schraubverbindungen fest verbunden sind. Zur Durchführung der Leitungen von dem Unterteil in das Lampengehäuse sind in den Stützen und im Lampengehäuse miteinander fluchtende Öffnungen vorgesehen, durch die Kabelleitungen gelegt werden können. Die Gelenkverbindungen sind unabhängig von den Öffnungen für die Durchführung der Kabelleitungen, die darüberhinaus auch im Bereich beider Gelenkteile in den Stützen bzw. in den benachbarten Wänden des Leuchtengehäuses eingebracht sind. Eine eigentliche Bremseinrichtung, die auf einfache Weise ggf. nachgestellt werden kann, so daß sich das Lampengehäuse leichtgängig bezogen auf das Unterteil geschwenkt werden kann oder bezogen auf das Unterteil schwergängig verschwenkbar ist, ist nicht möglich.A lamp which corresponds approximately to the lamp of the type mentioned at the outset has become known from EP 0 036 450 A1. This lamp has a lower part and a lamp housing, which are connected by means of an articulated connection. The articulated connection is formed in that bearing journals are formed on supports engaging in the lamp housing on oppositely lying surfaces which point outwards. Two first half-shells are molded on both sides of the lamp housing itself, which are placed on the pins; So that the lamp housing cannot be lifted off the lower part of the housing, additional half-shells are provided which cover the pins from below and are firmly connected to the half-shells on the light housing by means of screw connections. To lead the lines from the lower part into the lamp housing, openings are provided in the supports and in the lamp housing, through which cable lines can be laid. The articulated connections are independent of the openings for the passage of the cable lines, which are also introduced in the area of both articulated parts in the supports or in the adjacent walls of the lamp housing. An actual braking device, which can be easily adjusted if necessary, so that the lamp housing can be pivoted smoothly with respect to the lower part or can be pivoted with difficulty relative to the lower part, is not possible.
Eine Anordnung, mit der die Gängigkeit der Drehbarkeit eines Teils bezogen auf ein anderes Teil verstellbar ist, ist aus der DE 35 11 991 A1 bekannt geworden. Dort ist zwar ein Bremskonus beschrieben, der Teil eines Gelenkbolzens ist; Kabelleitungen können dort aber nirgendwo durchgeführt werden.An arrangement with which the rotatability of a part with respect to another part can be adjusted has become known from DE 35 11 991 A1. There, a brake cone is described, which is part of a hinge pin; Cable lines cannot be routed anywhere.
Aufgabe der Erfindung ist es, eine Leuchte der eingangs genannten Art zu schaffen, bei der die Gelenkverbindung eine Festlegung des Lampengehäuses in jeder Stellung gestattet, wobei über die Gelenkverbindung Kabelleitungen vom Unterteil in das Lampengehäuse hindurchführbar sind.The object of the invention is to provide a lamp of the type mentioned, in which the articulated connection allows the lamp housing to be fixed in any position, cable lines being able to be passed from the lower part into the lamp housing via the articulated connection.
Diese Aufgabe wird erfindungsgemäß gelöst durch die kennzeichnenden Merkmale des Anspruches 1.This object is achieved according to the invention by the characterizing features of claim 1.
Erfindungsgemäß also besitzt die Gelenkverbindugn dabei eine Öffnung zum Durchführen elektrischer Leiter von dem Unterteil zum Lampengehäuse; das Gehäuseunterteil weist eine Konusfläche auf und am Lampengehäuse ist der Gegenkonus angeschlossen, die beide federnd gegeneinandergedrückt werden, so daß sich das Lampengehäuse gegenüber dem Gehäuseunterteil bewegen läßt, aber in jede Stellung abgebremst wird, so daß das Lampengehäuse jede eingestellte Position bezogen auf das Gehäuseunterteil beibehält. Der Bremskonus liegt im Bereich eines Endes des Gelenkbolzens und die Öffnung zum Durchführen der Leitungen am anderen Ende des Gelenkbolzens.According to the invention, the joint connection has an opening for the passage of electrical conductors from the lower part to the lamp housing; the lower housing part has a conical surface and the counter cone is connected to the lamp housing, both of which are pressed resiliently against one another, so that the lamp housing can be moved relative to the lower housing part, but is braked into any position, so that the lamp housing is in any set position with respect to the lower part of the housing. The brake cone is located in the area of one end of the hinge pin and the opening for the passage of the lines at the other end of the hinge pin.
Aufgrund der erfindungsgemäßen Trennung von Bremskonus und Öffnung zum Durchführen der Leitungen wird eine einfache Montage und darüberhinaus auch eine einfache Durchführungen der Leitungen ermöglicht; im Gegensatz zu der Ausführung nach der EP 0 036 450 A1 wird auch einfache Feststellung des Lampengehäuses in unterschiedlichen Stellungen ermöglicht.Due to the separation of the brake cone and the opening for the passage of the lines according to the invention, simple assembly and, moreover, simple passage of the lines is made possible; In contrast to the design according to EP 0 036 450 A1, the lamp housing can also be easily fixed in different positions.
Eine weitere vorteilhafte Ausgestaltung der Erfindung ist dem Anspruch 2 zu entnehmen.A further advantageous embodiment of the invention can be found in claim 2.
Aufgrund dieser Ausgestaltung ist es möglich, eine Abdichtung zwischen dem Unterteil und dem Lampengehäuse vorzusehen, indem zwischen dem zylindrischen Fortsatz und der Öffnung bzw. dem Durchbruch eine Dichtung angeordnet werden kann.Because of this configuration, it is possible to provide a seal between the lower part and the lamp housing, in that a seal can be arranged between the cylindrical extension and the opening or the opening.
Die besonders vorteilhafte Ausgestaltung des Kupplungsteils ist dem Anspruch 3 zu entnehmen.The particularly advantageous embodiment of the coupling part can be found in claim 3.
Anhand der Zeichnung, in der ein Ausführungsbeispiel der Erfindung dargestellt ist, sollen die Erfindung sowie weitere vorteilhafte Ausgestaltungen und Verbesserungen der Erfindung näher erläutert und beschrieben werden.Based on the drawing, in which an embodiment of the invention is shown, the invention and further advantageous refinements and improvements of the invention are to be explained and described in more detail.
Es zeigen:
- Fig. 1
- eine Schnittansicht durch eine Gelenkverbindung für eine Leuchte und
- Fig. 2
- eine Aufsicht auf das Gehäuseunterteil im Bereich des Bremskonus.
- Fig. 1
- a sectional view through an articulated connection for a lamp and
- Fig. 2
- a view of the lower housing part in the area of the brake cone.
Die Leuchte gemäß Fig. 1 ist zusammengesetzt aus einem Unterteil 10, an dem ein Lampengehäuse 11 gelenkig angebracht ist. An der oberen Deckwand 12 des Unterteils 10 und senkrecht zu ihr ist im Bereich seiner in der Zeichnung Fig. 1 links befindlichen Seitenwand 13 ein Fortsatz 14 angeformt, der die Form einer Doppelwandung bildet, mit einer an die Seitenwand 13 anschließenden vorderen Wandung 15 und einer in Abstand dazu angeordneten hinteren Wandung 16. Durch diese beiden Wandungen 15, 16 ist ein nach außen abgeschlossener, ins Innere des Unterteils 10 hin offener Raum 17 gebildet, wobei in der vorderen Wandung 15 ein Durchbruch 18 mit einem profilierten Querschnitt, z. B. einen quadratischen Querschnitt und in der hinteren Wandung 16 eine kreisförmige Öffnung 19 vorgesehen ist, deren Mittelachsen miteinander fluchten.1 is composed of a
Im Bereich der anderen Seitenwand 20 des Unterteils 10 ist an der Deckwand 12 senkrecht dazu ein parallel zu den Wandungen 14, 15, 16 ein Konusabschnitt 21 mit einer Konusfläche 21a angeformt, siehe auch Figur 2, die kreisförmig ausgebildet ist.In the area of the
Das Lampengehäuse 11 besitzt einen Stutzen 22, der zwei parallele Seitenwände 23 und 24 aufweist, wobei die Seitenwand 24 einen Zylinderfortsatz 25 besitzt, der unter Zwischenfügung einer Dichtung 26 in die Öffnung 19 eingesetzt und darin geführt ist. Auf der Außenseite der gegenüberliegenden Seitenwand 23 ist ein Kupplungsteil 60 vorgesehen, welches im Querschnitt kreisförmig ist und eine einseitig offene Vertiefung 27 aufweist, in deren gegen die Stutzenwand anliegenden Bodenwandung 28 eine Durchgangsöffnung 29 eingebracht ist. Damit bildet das Kupplungsteil 60 einen Napf 30. Parallel zu den Napfwänden und konzentrisch dazu sowie außerhalb der Napfwände ist ein zylindrischer Vorsprung 31 vorgesehen, an dessen freien Enden Noppen 32 angeformt sind, die gleichmäßig am Umfang verteilt sind. Diese Noppen 32 greifen in Vertiefungen 33 an der Stutzenwand 23 ein, so daß das Kupplungsteil 26 bezogen auf das Lampengehäuse 11 formschlüssig festgehalten ist.The
Außerhalb des zylindrischen Vorsprunges 31 besitzt das Kupplungsteil 60 einen Gegenkonus 34, der auf der Konusfläche 21a gleitet, wenn das Lampengehäuse 11 verschwenkt wird. Der Stutzen 22 befindet sich zwischen den Wandungen 14. 15, 16 und dem Konusabschnitt 21.Outside the
Der Zylinderfortsatz 25 umgibt eine kreisförmige Öffnung 37.The
Der profilierte Durchbruch 18 in der Wand 15 ist von einem Gelenkbolzen 38 durchgriffen, der auch ein Loch 39 in der Stutzenwand 23 sowie die Durchgangsöffnung 29 durchgreift; innerhalb der Vertiefung 27 ist ein Federpaket 40 und eine Unterlegscheibe 41 auf den Gelenkbolzen 38 aufgeschoben, die mittels einer Mutter 42 gegen die Bodenwandung 28 der Vertiefung 27 geschraubt sind. Dadurch wird der Gegenkonus 34 gegen die Konusfläche 21a gedrückt und man erhält auf diese Weise den Bremskonus. Das Federpaket 40 erzeugt entsprechend seiner Auslegung die gewünschte Brems- oder Haltekraft. Der Gelenkbolzen 38 besitzt in dem Bereich, wo er den Durchbruch 18 durchgreift, einen daran angepaßten profilierten Bereich 38a, so daß der Gelenkbolzen 38 bezogen auf das Unterteil 10 drehfest gehalten ist.The profiled
Im Unterteil 10 befinden sich elektrische bzw. elektronische Komponenten 43, die über Verbindungsleitungen 44 mit den elektrischen Komponenten (nicht dargestellt) des Lampengehäuses 11 verbunden ist, wobei die Verbindungsleitungen 44 durch die Öffnung 37 hindurchgeführt sind.In the
Man erkennt aus der Figur 1, daß der Bremskonus 21/34 von der Öffnung 37 räumlich getrennt ist, was eine Vereinfachung der Montage mit sich bringt.It can be seen from FIG. 1 that the
Zur Abdichtung zwischen dem Kupplungsteil 60 und dem Stutzen 22 sowie dem Gelenkbolzen 38 ist im Bereich des Loches 39 auf der Außenseite der Stutzenwand 23 eine Dichtung 50 vorgesehen, die sich sowohl gegen das Kupplungsteil 60 als auch gegen den Gelenkbolzen 38 dichtend anlegt. Hierdurch ist eine optimale Dichtung der Gelenkverbindung zwischen dem Gehäuseunterteil 10 und dem Lampengehäuse 11 erzielt.For sealing between the
Claims (5)
- Lamp with a lower portion (10) which receives a power supply device and a lamp housing (11) which is rotatably connected to the lower portion (10) by a hinge joint, wherein one hinge portion is mounted on the lamp housing (11) and the other on the lower portion (10) and the two are connected to each other by means of a hinge pin passing through both hinge portions, characterised in that the hinge joint comprises an opening (37) for feeding electrical wires (44) through from the lower portion (10) to the lamp housing (11), in that on the lower portion (10) is arranged a cone surface (21a) and coupled to the lamp housing (11) is a countercone (34) corresponding to the cone surface (21a), which are spring-biased towards each other and thus form a braking cone, and in that the braking cone is arranged in the region of one end of the hinge pin (38) and the opening (37) for feeding the wires (44) through is arranged at the other end of the hinge pin (38).
- Lamp according to claim 1, characterised in that on the lower portion (10) an extension (14) formed by a closed double wall (15, 16) runs parallel to the adjacent side wall in the region thereof, wherein the rear inner wall (16) comprises a circular aperture (19), in that in the circular opening (19) a cylinder extension (25) is formed integrally with a connecting piece (22) extending perpendicularly to the direction of radiation on the lamp housing (11), wherein the cylinder extension engages in the aperture transversely to the direction of radiation, in that in the outer front wall (15) coaxially with the opening (19) is provided a profiled aperture (18) through which the hinge pin (38) passes with a profile section (38a) and is held therein in form-locking relationship with the front wall (15) and non-rotatably, in that the countercone (34) is formed integrally with a coupling portion (60) which is connected in form-locking relationship with the connecting piece (22) on the lamp housing, and in that the coupling portion (60) is penetrated by the hinge pin (38) and biased towards the connecting piece (22) by means of a nut (42) with the interposition of a spring assembly (40).
- Lamp according to claim 2, characterised in that the coupling portion (60) at its end close to the connecting piece preferably comprises projections (32) which are evenly distributed over the circumference and which in the assembled state engage in recesses (33) on the connecting piece (22) and so form a form-locking connection between coupling portion (60) and lamp housing (11).
- Lamp according to any of the preceding claims, characterised in that the cylinder extension (25) defines an additional opening (37) between itself and the hinge pin (38), through which the connecting wires (44) pass between the lower portion (10) and the lamp housing (11).
- Lamp according to any of the preceding claims, characterised in that between the cylinder extension (25) and the opening (19) as well as between the coupling portion (60) and the connecting piece (22) and the hinge pin (38) are provided in each case a seal (26; 50).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4204672 | 1992-02-17 | ||
DE4204672A DE4204672A1 (en) | 1992-02-17 | 1992-02-17 | LAMP |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0556709A2 EP0556709A2 (en) | 1993-08-25 |
EP0556709A3 EP0556709A3 (en) | 1994-04-06 |
EP0556709B1 true EP0556709B1 (en) | 1997-04-16 |
Family
ID=6451877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP93102108A Expired - Lifetime EP0556709B1 (en) | 1992-02-17 | 1993-02-11 | Lamp |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0556709B1 (en) |
AT (1) | ATE151853T1 (en) |
DE (2) | DE4204672A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT247565Y1 (en) * | 1999-04-09 | 2002-09-09 | Sisti Lighting S P A De | BRAKE DEVICE FOR SUPPORT BRACKETS. |
BE1015959A3 (en) * | 2004-03-22 | 2005-12-06 | Brutsaert Trading Bv Met Beper | Clamp for rotary arm, has clamping mechanism formed by pair of brake cones between rotary arm and bearing arm |
DE202017101752U1 (en) * | 2017-03-27 | 2018-06-28 | Zumtobel Lighting Gmbh | Luminaire with adjustable light head |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB192388A (en) * | 1922-01-26 | 1923-11-01 | C & W Bohnert | Improvements in or relating to electric table, wall or like lamps |
DE440453C (en) * | 1923-09-11 | 1927-02-08 | Hoeck Franz | Fastening device for a support arm of electrical wall or ceiling lamps |
US1832564A (en) * | 1928-03-31 | 1931-11-17 | Kuhn White Lab Inc | Electric flash light |
US3275823A (en) * | 1964-04-13 | 1966-09-27 | Patent License Corp | Adjustable berth light |
FR2393649A1 (en) * | 1977-06-10 | 1979-01-05 | Cellier Emile | Demountable pin joint for instrument stand - with round and rectangular section bars joined by stub and washer using wedge and friction action |
JPS54120983A (en) * | 1978-03-13 | 1979-09-19 | Matsushita Electric Works Ltd | Water-proof type lighting apparatus |
JPS54156375A (en) * | 1978-05-31 | 1979-12-10 | Matsushita Electric Works Ltd | Water proof lighting apparatus |
DE3011096A1 (en) * | 1980-03-22 | 1981-10-15 | Robert Bosch Gmbh, 7000 Stuttgart | BATTERY LAMP, IN PARTICULAR HAND LAMP, WITH INTEGRATED WARNING FLASHING DEVICE |
DE3347614C2 (en) * | 1983-12-30 | 1993-10-21 | Gantenbrink Leuchten Ohg | Luminaire with non-rotating lamp holder |
JPS60122289U (en) * | 1984-01-24 | 1985-08-17 | 株式会社 津山金属製作所 | Lighting equipment for bicycles, etc. |
DE3511991A1 (en) * | 1984-07-04 | 1986-01-16 | Metallwerk Frese Gmbh, 5653 Leichlingen | Device for setting torque |
SU1326833A1 (en) * | 1985-07-02 | 1987-07-30 | Предприятие П/Я А-3064 | Waterproof luminaire |
US4777572A (en) * | 1986-11-25 | 1988-10-11 | Emilio Ambasz | Flashlight with adjustable lamp housing |
-
1992
- 1992-02-17 DE DE4204672A patent/DE4204672A1/en not_active Withdrawn
-
1993
- 1993-02-11 AT AT93102108T patent/ATE151853T1/en not_active IP Right Cessation
- 1993-02-11 DE DE59306147T patent/DE59306147D1/en not_active Expired - Lifetime
- 1993-02-11 EP EP93102108A patent/EP0556709B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE151853T1 (en) | 1997-05-15 |
EP0556709A2 (en) | 1993-08-25 |
EP0556709A3 (en) | 1994-04-06 |
DE59306147D1 (en) | 1997-05-22 |
DE4204672A1 (en) | 1993-08-19 |
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