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Patent Searching and Data


Matches 701 - 750 out of 2,207

Document Document Title
JP4237610B2  
JP4236178B2  
JP4229995B2  
JP4225626B2  
JP3148178U
[Subject] An LED accumulation light implement protecting LED light is provided by preventing an overheating accident and a short circuit accident. [Means for Solution] In unified LED accumulation light implement 1 which provided multiple...  
JP4218545B2  
JP4213508B2  
JP4190624B2  
JP2008288618A
To provide an illuminator having a high luminance in a given area.In an illuminator for back-lighting an image reproducer having light valves, it is proposed that light points constituted of at least one light emitting diode, are arrange...  
JP2008288178A
To provide a dummy arc tube functioning as a dummy tube, and used as a light emission source during service interruption.This dummy arc tube 1 is composed by winding a luminous material film 20 around a dummy tube 10. The dummy tube 10 h...  
JP2008269996A
To provide a power source terminal board which is equipped with a noticing device to notice surely at a predetermined time that a presumed elapsing conduction time is reached and in which a fixing work of the notice device and a wiring w...  
JP4174462B2  
JP4166739B2  
JP2008210747A
To provide a compact self-ballasted fluorescent lamp capable of improving safety by forcibly shutting down a lighting circuit at the time of abnormality of an arc tube, and a lighting device.The compact self-ballasted fluorescent lamp is...  
JP2008186633A
To provide a discharge lamp apparatus which prevents a trouble caused by incomplete connection between a connection terminal connected to an electrode of a cold cathode discharge lamp and a connector connected to a lighting device.When a...  
JP2008186635A
To prevent occurrence of malfunction caused by an incomplete connecting state between a connecting terminal connected to an electrode of a cold cathode discharge lamp and a connecter connected to a lighting device.A protecting circuit 71...  
JP2008171657A
To provide a light source device capable of surely avoiding generation of faults due to diversion or abuse of a light source part, to provide a lighting device using the light source device, to provide a monitoring device, and to provide...  
JP4110333B2  
JP4104029B2  
JP2008135214A
To provide a fluorescent lamp having a base pin capable of being caulked to connect a lead wire from a filament with a connection wire of a protection element for an electrode part abnormal temperature rise prevention protection.The fluo...  
JP4099603B2  
JP4095697B2  
JP2008107285A
To provide a composite wire capable of rapidly detecting abnormality in the temperature of a discharge lamp.An insulator 4 is a thermoplastic resin with temperature that is higher than the normal temperature of the discharge lamp 1 as a ...  
JP2008066258A
To provide a lighting state monitoring apparatus for observing the change of the state of a tube in real time, and performing warning indication when the tube changes from a normal state to an abnormal state.The state of a tube 1 is deci...  
JP4064714B2  
JP2008506228A
. The present invention is a lamp, for example, have a housing (30, 60; 20, 30) which has at least one port (40). It is a UHP lamp which has a burner which has the amount of mercury contained in a filling thing and it, and the area of th...  
JP2008503068A
A lighting installation contains the multiplex point light source (28) accommodated in the antenna reflector housing (12). This antenna reflector housing (12) diffuses the light which these point light sources (28) made, in order to emul...  
JP2008016317A
To provide a backlight device allowing a fluorescent tube causing luminance degradation to be identified by uniformly measuring luminance values of a plurality of fluorescent tubes; and a liquid crystal display device.This backlight devi...  
JP4034869B2  
JP2008500692A
The mercury of a certain quantity which the present invention is a burner (10) and is accommodated in this burner (10), If it is the lamp which has a burner (10) equipped with an ionizable filling thing, for example, a UHP lamp, and the ...  
JP2007329275A
To avoid the non-lighting of the whole one row of a light-emitting diode connected in series by a simple constitution in the case of the defective opening of the light-emitting diode. Compensating elements 63 are connected in parallel wi...  
JP2007311241A
To provide an explosion-proof luminaire in which constitution is simplified and safety can be improved. The luminaire body 11 in which at least a lighting device 16 is housed and which is made to have the explosion-proof constitution, bo...  
JP2007311248A
To provide an illumination system for an explosion-proof environment capable of improving workability. The illumination system 60 for the explosion-proof environment is provided with an explosion-proof illumination fixture 10 which has a...  
JP2007305512A
To provide an LED lighting system with reliability improved by preventing itself from overheat by interrupting electricity to LEDs when they are in a conductive state due to malfunction, failure or the like of a controller of the device ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  

Matches 701 - 750 out of 2,207