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Patent Searching and Data


Matches 751 - 800 out of 2,174

Document Document Title
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...  
JP2003535437A
(57) A summary and subject Offer of the safe lamp which has a protection layer which can be manufactured easily in the thickness of any requests without using a solvent substantially. Solution means The safe lamp of the present invention...  
JP2003234002A
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 16...  
JP2003524860A
(57) A summary and subject The equipment which changes the operation system of the lighting using a fluorescent light into an electronic formula from a guidance type is offered. Solution means This equipment consists of assembly parts fo...  
JP2003187628A
To control a lamp so as not to be lit as it is fitted with a protecting cover, by seeing to it that debris will not litter even if the lamp blows out.With the lighting device for illuminating an illuminated face with a lamp 1 as a light ...  
JP3418179B2  
JP2003132727A
To provide a reflector in which when a gas discharge lamp is exploded damages of this optical parts and other component parts are made less or preferably eliminated in an illumination device provided with the reflector and the gas discha...  
JP2003511814A
(57) Lighting setup equipment (10) which has a summary support frame (36), and the transilluminator (12) combined to the support frame (36) and the hollow housing portion combined along with transilluminator (12) to the support frame (36...  
JP3410936B2
To provide an explosion-proof type fluorescent lamp device capable of pulling out a cap body, a socket and a fluorescent lamp, when the cap body is removed by coupling the cap body of a container for housing the fluorescent lamp with the...  
JP3374631B2  
JP2003031025A
To prevent impairing durability service life of an inverter-type electronic ballast with heat of a discharge lamp, after realizing compactness of a light fixture, and further, to prevent the inverter-type electronic ballast from being da...  
JP2003029337A
To provide an optical device for lamp, which enhances the cooling efficiency, reduces noise, and brings no evil upon a cooling fan in an air flow passage even if, for example, a light emission tube bursts.A space 3a in a lamp unit 3 comp...  
JP2003007128A
To provide a light source device of a new structure capable of surely preventing scattering of fragments of a lamp luminous tube or concave reflection mirror, even if a discharge lamp or concave reflection mirror of the light source devi...  
JP3363817B2  
JP3355809B2  
JP2002352604A
To provide a light source device surely preventing scattering broken pieces when a light source lamp explodes while cooling is enhanced and enhancing workability in replacement, and provide a lamp unit and a projector. The light source l...  
JP2002333670A
To maintain the cooling efficiency and to store and dispose harmful sealed gas and mercury in a recovery part without discharging them out of a floodlight device even in the case of breakdown of an ultra-high pressure mercury lamp 2 in t...  
JP2002334609A
To provide a discharge lamp assembly which eliminates heat release of a discharge light source used for a floodlight projector or the like.The high-intensity discharge lamp assembly (10) contains a discharge light source (12), stored ins...  
JP3335592B2  
JP2002298637A
To provide a bulb, a bulb with reflecting mirror and an illumination apparatus that can prevent breakdown of the mount and the bulb by extinguishing arc in a short time, when arc discharge is generated at the time of filament break.These...  
JP3327555B2  

Matches 751 - 800 out of 2,174