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Patent Searching and Data


Matches 701 - 750 out of 2,165

Document Document Title
JP3942647B2
PURPOSE: To prevent damage to a luminaire, etc., by providing a detection means to detect when an object is caught between the luminaire and an elevation device during aseconding motion of the luminaire. CONSTITUTION: In an elevation dev...  
JP3931529B2
To provide a structure which can prevent scatter of fragments by a simple means when a discharge lamp in a concave reflector having an opening for ventilation should suffer a damage such as bursting. The light source unit comprises follo...  
JP2007507070A
The present invention relates to the lighting installation containing the lamp which has a burner containing mercury of an ionicity filling and predetermined quantity. In this, since mercury is fixed when explosion of a burner should tak...  
JP3931092B2
To surely secure safety in exchanging a discharge bulb. In this headlamp for a vehicle including an opening part 7 formed in rear position of a discharge bulb 6 and a cover 8 for covering the opening part, a power source side connector 1...  
JP2007059072A
To solve the problem of being difficult to mass-produce due to being difficult to take out dimensional accuracy since an inorganic insulator is large in a shrinkage factor generated in a sintering process and easily causes a twist and a ...  
JP3904571B2
To provide a highly reliable semiconductor light emitting device wherein no breakage or the like of wires takes place in the case that the semiconductor light emitting device used in place of an electric lamp and a fluorescent tube or th...  
JP2007012381A
To use a light source as a lighting system without any problem even if a part of light emitting diodes breaks down when the multiple light emitting diodes are used for the light source.This LED lighting system is structurally provided wi...  
JP2007005257A
To improve ease of maintenance by providing a plurality of blowout parts for interrupting power supply to a solid light-emitting element.This lighting system comprises a plurality of light-emitting units 1 connected in parallel to a DC p...  
JP2006350237A
To enhance cooling performance by enhancing the heat exchange properties of inside circulating air with the outside, in a light source device having an explosion-proof closure structure.In the light source device 30, a light source 21 is...  
JP3857727B2  
JP2006324216A
To provide a bulb type discharge lamp capable of suppressing the generation of heat from a chip part when reducing the size of a lighting unit by using the chip part.This bulb type discharge lamp is provided with the lighting unit for li...  
JP2006309996A
To provide an illumination device with improved safety capable of stably arranging an illumination lamp in a film structure against air pressure from a blower, having brightness higher than that of conventional product, capable of illumi...  
JP3854421B2
To enhance a shielding effect of an electromagnetic wave in a lighting fixture for vehicle of which light source is a discharge bulb, to reduce the number of parts of the lighting fixture, and to attain simplification of assemble work th...  
JP2006244964A
To provide an explosion-proof appliance and an explosion-proof luminaire each having a structure facilitating work for incorporating an electric component in a vessel as compared with a conventional structure and eliminating the need of ...  
JP2006244965A
To provide a luminaire restraining rotation of a discharge lamp in connecting the discharge lamp to sockets regardless of the outer diameter of the discharge lamp.This luminaire is provided with: a cylindrical cylinder 1 formed of a mate...  
JP2006520999A
A gas discharge lamp (1) has an electric discharge container (2) and an electrode (4, 5) projected in this electric discharge container (2). The conductive cover object (9, 23) has prepared in this gas discharge lamp (1) by 透光性 whi...  
JP2006216341A
To provide a light-emitting diode light source capable of illuminating a narrow gap part or a bent part, illuminating in liquid such as water, acid and/or alkali, which can be easily replaced.A stem mounting a light-emitting diode lumino...  
JP2006184452A
To provide a light source device with a mechanism for preventing scattering of the broken pieces of a bulb capable of detecting also the breakage mode of a bulb in such an extent that a reflector is not broken and closing an exhaust port...  
JP2006080044A
To provide a lamp device which can make it hard to leak outside the explosive sound of a discharge lamp and can improve cooling effect of a concave reflecting mirror.The lamp device comprises a discharge lamp 1, the concave reflecting mi...  
JP2006073815A
To provide a highly reliable semiconductor light emitting device wherein no breakage or the like of wires takes place in the case that the semiconductor light emitting device used in place of an electric lamp and a fluorescent tube or th...  
JP3779754B2
To keep a fluorescent lamp from the danger of dropping even in a disaster such as an earthquake. A straight bulb type fluorescent lamp 5 is stretched and mounted between lamp sockets 3 provided at each end of a luminaire main body 1. An ...  
JP2006066346A
To prevent a movable contact point from deforming by external force without fear of electric shock by touching fingertips to a fixing contact point at changing of lamp, and with a stability of contact of the movable contact point and the...  
JP2006066345A
To prevent a drop of contact pressure of a socket side terminal and a socket holder side terminal, and to obtain a stable electric connecting condition.The lighting fixture is equipped with a socket holder formed in a cylindrical body ha...  
JP2006507632A
[A subject and solution means] While having a concave antenna reflector with a symmetrical axis line, and a luminescence window demarcated by the circle peripheral edge which crosses the above-mentioned axis line, this invention, It exte...  
JP2006049255A
To provide a socket for an inner space illuminating explosion-proof-type lamp not disturbing global environment, capable of freely exchanging an electric bulb.The electric bulb socket is composed of a socket main body 3 with a sealed bot...  
JP2005347268A
To provide a protective cover for a discharge lamp usable in a lot of installation forms, and removable after installing the discharge lamp in a lot of existing arrangements.This protective cover for a lamp is soft and formed of a materi...  
JP2005302682A
To provide a lamp light source device having high cooling effect which can be continued for a long time, which can be used for a television receiver for rear projection etc.This lamp light source device of this invention is provided with...  
JP2005294037A
To provide an illumination fixture in which an embedding box is not needed and in which a construction cost can be reduced.This is provided with the main body part 11 which has a housing recess 11a for a discharge lamp La to be housed an...  
JP2005268162A
To easily and surely connect a lamp to a socket even when the diameter of the lamp is different without needing another member for positioning the lamp to the socket.A luminaire is provided with a lamp holding unit 5 with holders 4 for h...  
JP2005268227A
To provide a balloon with an expandable envelope (11) for housing a lighting system (12) including at least one bulb (22); and an expanding means (13) integrally having a fan (15) designed to suck air from outside and releasing it into a...  
JP2005268163A
To stabilize conduction of a lamp pin connected to a socket.A luminaire is provided with a lamp holding unit 7 with holders for housing sockets arranged at both ends of a cylinder 2 for housing a straight-tube fluorescent lamp 1; and the...  
JP2005235610A
To prevent a user from electric shock in spite of insulation failure if any.The adapter 6 is provided with a case 5 with hooking blades 3, 3 connected to a hooking rosette 2 to receive AC power source protruded on a top face and incorpor...  
JP2005235565A
To integrate a high-pressure discharge lamp and a lighting device with a suitable structure.This lighting device is provided with a DC power source circuit 3 converting AC input power 1 into a direct current, an inverter circuit 4 conver...  
JP2005222837A
To provide a lighting system capable of efficiently blocking leakage of microwave for lighting an electrodeless discharge lamp serving as a light source, with a high utilization rate, easy to manufacture, yet capable of securing excellen...  
JP2005222859A
To reduce depth size of a vehicle lighting fixture by devising direction of leading an outer cord for supplying signal and/or power to an actuator.The vehicle lighting fixture 1 comprises a lamp unit 50 with a light source 52, for contro...  
JP2005216845A
To provide a backlight assembly equipped with a radiator device, and also, a liquid crystal display equipped with a radiator device improving its brightness and operating with the optimal temperature.The backlight assembly is to be equip...  
JP2005522837A
The concave reflector (2) which the present invention is a lighting unit (1), and has an axis of symmetry (3), To this axis, with the circumference edge (20) of the direction to cross Eclipse る発光窓 with a boundary (21), the direct...  
JP2005182465A
To calculate the optimum maintenance period of a device and to analyze even a failure which is different from a secular change on the basis of an operation record.A diagnosis engine 40 refers to a risk assessment DB (DataBase) 22 and an ...  
JP2005166407A
To provide a spotlight, capable of confining scattering of bulb fragments to be within a reflector so that the small fragments of 3 mm or smaller will not scatter to the outside, even if the bulb is broken during use.Fragments of the bul...  
JP2005158738A
To provide a light projection device for an automobile; and to provide a method for mounting the device.This device is equipped with: light sources 1 and 11 having discharge bulbs 2 and 12, high tension modules 3 and 13, and bulb bases 4...  
JP2005150003A
To provide an explosion-proof lighting apparatus and an explosion-proof lighting system wherein generation of ignition source for igniting the inflammable gas flowed into the explosion-proof lighting apparatus is prevented, and the struc...  
JP2005129265A
To provide a front face protection glass and a reflecting mirror using it capable of preventing pieces from scattering forward even if a light source lamp of the reflecting mirror is exploded, and of realizing weight reduction and thinni...  
JP2005107464A
To provide a light source device used for, in particular, a projector in which the broken pieces of a reflector are prevented from scattering to the outside even when the reflector is broken by the shock of the breakage of a burner, irra...  
JP3667588B2
To provide a lamp house appropriately preventing a danger when a lamp bulb bursts. Ventilation ports 10, 20 for cooling a lamp bulb 40 provided in a casing 100 by ventilation is provided with an opening/closing plate 11 opening just inwa...  
JP2005093246A
To provide an explosion-proof lighting fixture which consumes low power, and can achieve compact size, simplification and cost reduction by using LEDs (light-emitting diodes) as a light source for the explosion-proof illumination fixture...  
JP2005093247A
To provide an explosion-proof lighting fixture which can restrain reduction in the luminous flux of the first fluorescent lamp when the first fluorescent lamp can turn on a light, and can function as an illuminator, even when the first f...  
JP3661688B2
To further improve the light use efficiency of a lighting device of a color re-capture system. In a lighting device 10 of the color re-capture system in which a color wheel 40 having dichroic films 41R to 41B is disposed at the aperture ...  
JP2005084585A
To provide a light source improved in its mechanical strength and coated without distorting the visible light reflector film.This light source consists of a high pressure discharge lamp 10 and a concave surface mirrors 20 enclosing it. T...  
JP3653394B2
To prevent damage to optical parts in a chassis at a detonation of a light emitter and relax the sound of the detonation of the light emitter leaking outside. A projector includes a light source 2 having a light emitter 20 and a frame 1 ...  
JP2004362981A
To solve such a problem that the wiring work for the conventional explosion-proof indicator lamp from a control board to an indicator lamp housed in a case with an explosion-proof specification is carried out by using a thick steel condu...  

Matches 701 - 750 out of 2,165