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Patent Searching and Data


Matches 701 - 750 out of 2,173

Document Document Title
JP4009506B2  
JP2007273177A
To provide a self-ballasted fluorescent lamp capable of surely stopping a function of a lighting unit at end of life. The self-ballasted fluorescent lamp is provided with an arc tube with an electrode sealed at each end of a glass tube f...  
JP3136127U
The present invention indicates a fire prevention type fixture light provided with a hood. A heat dissipation opening is arranged on a hood. A heat dissipation hole is formed between an edge of a position where a dilatability sheet for f...  
JP3136050U
[Subject] Conventional concealment wiring and an exposure wiring method which were fixed have the high danger of a fire depended for depending a short circuit and an overheating style by an earthquake etc. When performing insulator influ...  
JP2007242479A
To provide a lighting fixture of which fall out can be surely prevented. In a pole fixing chamber 4, a round bar 17 penetrating the pole P and a wire side fixing part 42 provided near an external wall of a lower barrier wall 12 are conne...  
JP2007227305A
To provide an explosion-proof lighting device, of a type housing light sources in a space sealed with a cylinder 11, with superior light distribution characteristics, and namely, with little loss of light, and which is superior in mainta...  
JP2007522614A
Have the foldaway shade in which the present invention is a lamp and the reflective layer is given partially at least, and the extension means in which one or more movements are possible is established, and this extension means, A foldaw...  
JP2007173001A
To provide a light source device preventing broken pieces such as glass flakes from scattering to the outside even when a discharge lamp is ruptured.When an opening part on the front face of a concave reflection mirror 2 surrounding the ...  
JP3956648B2
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...  
JP3131601U
[Subject] In a desk lamp for school teaching materials which carries out a lighting drive by a commercial alternating current power supply, assembly structure by short circuit of a power supply circuit, wiring mistake, etc. where safety ...  
JP2007115658A
To bond a temperature fuse to an outer wire led to the outside from a bulb without relying on a special component.This lamp device is equipped with bulbs 1a-1f in which electrodes are sealed, wires 21-24 connected to the electrodes in th...  
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...  

Matches 701 - 750 out of 2,173