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Patent Searching and Data


Matches 701 - 750 out of 2,147

Document Document Title
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 γ‚‹η™Ίε…‰ηͺ“ 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...  
JP2004335113A
To provide a light source device which does not prevent cooling at normal use, completely completely trapping fragments inside the lighting device in case of the explosion of a lamp.A vent hole 24 for cooling the lamp 12 and an another o...  
JP2004335418A
To provide an automatic power supply on/off control device capable of easy wiring, installing in any place, simplifying installation operation, protecting a breaker and a solar time switch from an ambient environment and facilitating con...  
JP2004327333A
To provide a lighting device capable of repeating an off-state and a dark-lighted state to make a person sharing a room not rouse from sleep carelessly.A general fluorescent lamp for a household use has a lighting cycle with a sequence o...  
JP2004281395A
To reduce a jamming electromagnetic wave at a connector for the light of an automobile.On a lighting device, composed of at least one complementary module receiving a set of signal through a first electricity connection part (213) and at...  
JP2004254760A
To provide a light source unit for an endoscope which achieves the work of replacing the lamps easily and in safety by energizing an electrode part on the side of a lamp house in the direction of pulling off a lamp unit.The light source ...  
JP2004245901A
To provide a good light source device which eliminates scattering of a lamp constitution material even during light emitting tube rupture, and has high safety for business and for home without any rupture sound generated by collapse of a...  
JP3547933B2  
JP2004206949A
To provide a light source device capable of emitting visible light having sufficiently high intensity as compared with that of visible light emitted from a short arc lamp.A reflector 10 for reflecting light emitted from the short arc lam...  
JP2004207064A
To provide a luminaire for use in liquid, prevented from breakage even if a lighting lamp is neglected to be turned off in atmosphere.The luminaire for use in liquid 10 is used for lighting in liquid, and comprises a power source 40, a l...  
JP3575040B2
PURPOSE: To make possible operation of a check switch without removing its opening frame and prevent shading of a check operation piece from being formed on a light transmission panel by operating the check switch by means of a plate-sha...  
JP2004198711A
To provide a compact light source device capable of emitting illuminating luminous flux having an appropriate NA (numerical aperture).The light source device is provided with a light valve 12, an elliptical reflection mirror 14 where the...  
JP2004158405A
To quickly turn off the light of an incandescent lamp stand when it generates abnormal heat.A shade portion is composed of a metallic reflecting plate 2 for covering a lamp 1 and a synthetic resin-made enclosure 6 for covering the reflec...  
JP2004087181A
To provide a lighting stand which can be reduced in size while enhancing energy saving performance and in which power consumption can be reduced for the substantially same level of brightness as compared with a conventional lighting stan...  
JP2004063237A
To provide a lighting apparatus using a light emitting device, and to provide a lighting apparatus using a light emitting device easy to connect, adaptable to difference in numbers of connecting light emitting devices and color differenc...  
JP2004505413A
The fluorescent light lamp which does not disperse at the time of breakage in the thing containing the glass tube (12) and cap (15) of a fluorescent light lamp, and for which it pushes out so that macromolecule material (32a, 32b, 32c) m...  
JP2004004516A
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 2...  
JP2003347703A
To prevent a tracking phenomenon between lands caused by a blowing- out fuse. Holes 16a and 16b are provided in which lead wires of the fuse are inserted. Lands 17a and 17b are formed around the holes for fixing the lead wire with solder...  

Matches 701 - 750 out of 2,147