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Patent Searching and Data


Matches 301 - 350 out of 2,148

Document Document Title
WO/1998/038708A1
A lighting apparatus and a socket for discharge lamps is provided for blocking power supply to the socket if the discharge lamp or the shield are not properly installed making it possible to use conventional discharge lamps. Socket (1) h...  
WO/1998/033360A1
An overheating protection device for a control device in gas discharge lamps, comprising a control mechanism and a DC/DC converter, resulting in regulation of the power supply fed to the gas discharge lamp. According to the invention, th...  
WO/1998/027627A1
A specification is given of an apparatus for making contact with a part having a base, in particular a gas discharge lamp, which is constructed in a particularly simple manner, the apparatus having a two part housing (1) which is made of...  
WO/1998/016778A1
A lamp (10) incorporating one or more safety features for reducing the risk of fire or heat damage associated with improper operation of the lamp (10). One safety feature can be an automatic safety switch (20) for terminating power to th...  
WO/1998/016942A1
A halogen torchiere lamp comprises a grid-like guard (13) arranged across the lampshade (10) opening for preventing flammable material (8) from making contact with the hot glass shield (6) of the bulb (4) or the bulb itself. A temperatur...  
WO/1998/012472A1
A fitting such as a light fitting (15) in an opening in a panel (14) of a suspended ceiling has retaining means (22, 23, 24, 25, 26) which extends laterally from the fitting above the panel to engage the support structure (11, 13) of the...  
WO/1998/009112A1
A light fixture apparatus (10) is configured to be mounted to a wall (46). The apparatus (10) includes support frame (34) configured to be mounted to the wall (46). The support frame (34) is formed to include a track (26). The support fr...  
WO/1998/003817A1
An embedded lighting equipment is constituted by combining a light body (12) with a light body mounting base (11), which is to be mounted to a mount surface. The light body (12) comprises a light body frame (101) of plastics, a lamp sock...  
WO/1997/047920A1
The luminaire has a housing (1) having a pair of lamp holders (5) and a pair of contact members (20) for mechanically respective electrically mounting a double-ended electric lamp (50) transversely to the optical axis (4) of reflector me...  
WO/1997/033144A1
The disclosure concerns a safety device for mechanical motor-driven systems operating with rods and cables, such as devices used for moving stage or studio lights, suspended telescopes, pantographs, point hoists etc. The aim is to make t...  
WO/1997/022165A1
A contact-making assembly, in particular for making contact with gas discharge lamps, is specified which is safe in operation even with the lamp not having been introduced. The assembly has a housing made of a dielectric material, having...  
WO/1997/020168A1
A motor vehicle headlight with a high-pressure gas discharge lamp (6) arranged inside a reflector contains an electronic choke (8) arranged in a housing (1) to operate the high-pressure gas discharge lamp. The housing (1) is heat-conduct...  
WO/1997/015853A1
A modular fiber optic illumination system (10) which includes an independent light source or lamp (12), an optical fiber light transmission media (14) such as an optical fiber bundle, a port (15) for receiving and supporting the light tr...  
WO/1996/023113A1
A fire resistant cover for an electrical fitting to be recessed into a supporting structure comprises a fabric hood coated or impregnated with a liquid based intumescent material and includes a top (2) supported by one or more upstanding...  
WO/1996/018845A1
Equipment using a mounting hole of a ceiling as a fixing element and its accessory devices, in which a feeding port-carrying electric connecting means capable of being connected by a simple operation, and a mechanical locking means capab...  
WO/1996/012138A1
A lamp (1) is inserted from the rear into an aperture (2) in the reflector (3) of a motor vehicle headlight. The base (4) of the lamp (1) lies against the bearing surface (5) of the reflector (3) and is covered by a retaining unit (7) fi...  
WO/1996/005467A1
A quartz lamp that permits the bulb (12) to be replaced from a side port (17) without disassembling the lamp housing, and without having to touch the quartz envelope of the bulb. The lamp has an access port (17) in a side wall of the lam...  
WO/1995/029739A1
A balloon (1) including a gas-inflatable bag (2) connectable to the ground via an elongate member (27) and containing a lighting device connectable to an electric power source, including control members (7, 15) responding to changes in t...  
WO/1994/014632A1
A holographic center mounted stop light (CHMSL) is disclosed which employs a linear lamp source comprising a long and narrow cylindrical gas discharge bulb (52), a non-imaging light concentrator cavity (56), a plastic light guide (58) an...  
WO/1993/024789A1
A torch (118) having a lamp (12), a pair of thermistors (134, 136) secured to the outer centre of the lamp (12) and connected to an electric circuit (10), the electric circuit (10) being arranged to switch off the power supply to lamp (1...  
WO/1993/011387A1
The disclosed projector is comprised of an optical unit (10) provided with a discharge type lamp (13). An integrated electric unit provides power for the lamp, and comprises least a high voltage ignitor, the optical unit and the electric...  
WO/1993/009584A1
An open circuit monitor (14) is disclosed which is configured to detect an undercurrent condition on the primary winding of a transformer (10) caused by an open circuit condition on the secondary winding. The monitor (14) is configured t...  
WO/1993/006415A1
In so-called cold light halogen spotlights in particular, the IR radiation generated by the halogen lamp (6) represents a problem, since on the one hand it should not be forwardly reflected in a parallel direction to the visible radiatio...  
WO/1993/005337A1
An electroluminescent light and an intrinsically safe lighting system for use in hazardous areas. The light has controlled dielectric strength and capacitance, which when matched with the low current and voltage from an intrinsically saf...  
WO/1992/013433A1
This is a portable, flameproof light source for use in hazardous (explosive) atmospheres. It requires only electrical input and has an integral cooling system. The unit comprises a case (10) with lid (ii), designed with the internal air ...  
WO/1992/002757A1
The headlamp has a reflector (10) into which a gas discharge lamp (12) is inserted from the rear via a lamp holder (11). The gas discharge lamp (12) is powered at high voltage via a ballast (14). The rear of the gas discharge lamp (12) i...  
WO/1991/019938A1
The headlight proposed has a reflector (10) in which a gas-discharge lamp (11) is mounted. Located in the path of the light beam reflected by the reflector is a lens (17) by means of which one edge (15) of a shutter (14), used as a brigh...  
WO/1991/019937A1
A headlamp has a discharge lamp (14) inserted in a lamp holder (13) in its reflector (11). The discharge lamp (14) is surrounded by a pot-shaped glass enveloping piston (19) at a distance such that the UV light emitted by the discharge l...  
WO/1991/015711A1
The headlight proposed comprises a reflector (10) in which a discharge lamp (11) is mounted. The light exit aperture of the headlight is covered over by a pane (12). In order to screen the headlight with respect to the interference emitt...  
WO/1989/007734A1
A grounding device (34) for a fluorescent lamp of the type having a tubular envelope (10) with electrodes (18, 20) at the ends between which an electric discharge occurs. Radiation shields (30, 32) around the electrodes (18, 20) prevent ...  
WO/1982/003260A1
An electrical power unit is provided particularly for use in underground mining insulations, where fire risks are especially serious. An electric generator (42) is driven by an hydraulic motor (41), each of which is in a flameproof housi...  
WO/1980/001944A1
A lantern intended to be worn on the head provides protection against fire-damp and explosions. It is comprised of one head piece (4), a connection cable (3), a receptacle (1) containing a plurality of removable batteries (8) and a conne...  
JP2018084616A
[Subject] It realizes fixing a mesh member in a channel of a duct, without producing shakiness with easy composition. [Means for Solution] It is the duct structure which consists of a mesh member and a holder in which a mesh member is at...  
JP2018085330A
[Subject] In a lighting installation which has a semiconductor light source which generates a primary optical beam, and the fluorescent substance volume which changes primary light into secondary light, a means to detect fault of fluores...  
JP6331252B2  
JP2018077994A
[Subject] A lighting installation which is easy to check a state of a storage battery is provided. [Means for Solution] Attachment board 40 which lighting installation 10 has the principal surface to which the first light-emitting part 3...  
JP2018066850A
[Subject] Light from a solid light source is prevented from leaking from an open covering device. [Means for Solution] Solid light source 124 which is used in order to be graphic display device 104 with which covering device 114 was prov...  
JP6314553B2  
JP6314353B2  
JP6303542B2  
JP2018045987A
[Subject] Even if an error occurs for a part of a plurality of LED elements contained in an LED package, a compensatory system changed so that the function that an LED element which adjoins is the same may be performed is provided. [Mean...  
JP6293326B2  
JP2018029051A
[Subject] Explosion-proof light which has improved waterproof performance is provided. [Means for Solution] A junction box electrically connected with converter 200 and a converter which change electric power supplied to a body in which ...  
JP2016173451A5  
JP6281321B2  
JP6281322B2  
JP2018503949A
A manifold assembly for cooling fluid distribution constituted so that it may be used with a light source is provided. A manifold assembly is provided with the following. A fluid manifold which supplies cooling fluid to a lamp head assem...  
JP2018016191A
[Subject] Even if it is a case where voltage impressed to a lighting installation for vehicles falls, it is providing a lighting installation for vehicles and a light implement for vehicles which can secure needed total luminous flux and...  
JP6266649B2  
JP2017224545A
[Subject] A skiing slope lighting installation of a skiing area kept from being subject to influence of thunder serge as much as possible should provide. [Means for Solution] LED lighting 12 is allocated in skiing slope 40 of a skiing ar...  

Matches 301 - 350 out of 2,148