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JP07240102 |
PURPOSE: To absorb or shield heat generated in a light source and enhance heat resistance of a diaphragm mechanism so as to provide a light projector excellent in operability of focus adjustment, by interposing a cutter and a gobo holder...
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JP07235213 |
PURPOSE: To prevent temperature rise inside a lighting apparatus even if the temperature rises abnormally inside a luminaire due to wire cut of a fan motor without using a special apparatus by connecting a luminaire load to the fan motor...
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JP07226106 |
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...
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JP07211126 |
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...
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JP07201203 |
PURPOSE: To provide a discharge type head light device for a vehicle, which is easy to mount on a vehicle with a compact structure. CONSTITUTION: A head light device with a lighting circuit for putting on a discharge light valve arranged...
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JP07192502 |
PURPOSE: To effectively shield electromagnetic waves generated in a discharge bulb and its periphery by forming a conductive layer as a specified layer in a head lamp for automobiles wherein for the head lamp the discharge bulb is used a...
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JP07182902 |
PURPOSE: To prevent danger of a high voltage by locking a closing part with a releasable plug part at the position where the closing part blocks an opening. CONSTITUTION: This headlight has a connector including a plug part 31 disposed i...
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JP07175036 |
PURPOSE: To increase the degree of freedom in design relating to packaging patterns of a circuit substrate without limiting the pattern width of a grounding line by forming a wiring for a temp. fuse so as to commonly use this wiring as t...
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JP07169317 |
PURPOSE: To reduce vibration to be exerted on a lamp so as to enhance vibrationproof performance by fixing a cover and a main body by means of a conical supporting spring and vibration preventing springs. CONSTITUTION: A conical supporti...
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JP07161480 |
PURPOSE: To obtain a luminaire, of which spare lamp is automatically liquid in place of a lamp whose lifetime is detected. CONSTITUTION: In the case where the illuminance of a lamp 6 is judged less than a certain value by a switching con...
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JP07153303 |
PURPOSE: To certainly prevent ultraviolet emission when a cover is broken, by providing a mechanism for breaking an electric current in a ballast means when an open state of a conductive strip occurs. CONSTITUTION: In this luminaire, a g...
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JP07099088 |
PURPOSE: To surely operate a common current detecting device and overcurrent break ing device to perform protection even when a pre-heating device and a fallast corre sponding to any one of plural discharge lamps become abnormal, and fur...
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JP07084062 |
PURPOSE: To set video and voice of a television to an output state by starting a timer when an earthquake movement is decided by outputting frequency of an earthquake detection signal within a decision time, and forcibly turning ON an au...
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JP07085745 |
PURPOSE: To save power consumption and ensure safety by stopping the current to other equipments when a lighting system is turned off, or allowing the current to necessary equipment and plug socket. CONSTITUTION: When a switch S1 is ON, ...
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JP07050198 |
PURPOSE: To obtain a luminaire which is automatically kept in a lighting state for a while without manual resetting operation in the case of an earthquake. CONSTITUTION: A switch control unit 3 and a timer unit 5 form a one-shot circuit ...
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JP07045118 |
PURPOSE: To provide a lighting system with non-lighting detecting function that can detect the non-lighting condition of a light source in the bright hours of daytime. CONSTITUTION: The front end light receiving part 8 of an optical fibe...
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JP07045117 |
PURPOSE: To provide a safe electric appliance such as a luminaire and an electric fan, in which an electric circuit is cut to stop power supply when the clip part provided on an appliance main body is displaced or removed from a strut or...
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JP06295612 |
PURPOSE: To detect the burnout of a plurality of bulbs connected to a common power line automatically and low cost. CONSTITUTION: In a communication terminal 4, a current detecting relay 43 detects the existence of the current supply to ...
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JP06290631 |
PURPOSE: To obtain an electronic stabilizer and a luminaire which can improve in the efficiency and safety of the characteristic inspection work of the electronic stabilizer. CONSTITUTION: At the side surface of a case 4 housing a lighti...
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JP06290630 |
PURPOSE: To replace a lamp of a luminaire without temporarily putting off other luminaires, by providing a power source reclosing means to apply a high pressure pulse to the lamp by reclosing a power source to a pulse generating circuit ...
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JP06251610 |
PURPOSE: To prevent a luminaire main unit from being dislocated even when a shade is rotated by providing a rotation preventing mechanism for impeding a chassis from rotating relating to a ceiling surface in the case of mounting the lumi...
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JP06243714 |
PURPOSE: To avoid an electric shock and a fire by stopping supply of high voltage to an electric discharge bulb when detecting change in the electrical condition of a front protection due to damage to a transparent body. CONSTITUTION: Wh...
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JP06135282 |
PURPOSE: To prevent application of high voltage current when a power source in a high voltage generating part is cut off, by laying a signal line for determining the presence of connection between the high voltage generating part and a h...
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JP06111899 |
PURPOSE: To connect/disconnect a lighting circuit by ensuring opening/closing of contacts even if there is irregular insertion of a fluorescent lamp, and to achieve easy process control of a lamp socket. CONSTITUTION: Lamp connecting con...
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JP06111619 |
PURPOSE: To prevent a switch from being arbitrarily operated and to keep a lock condition of the switch even when a gutter-shaped cover is removed. CONSTITUTION: A switch 27 mounted to the lower part of a mounting carrier 13 is operated,...
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JP06111622 |
PURPOSE: To improve safety. CONSTITUTION: An apparatus with a halogen lamp is provided with a power-off switch 1 provided on one wall of a main body and cutting off the power of the halogen lamp, a removable glare-cut cover 2 fitted on t...
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JP06075121 |
PURPOSE: To obtain high safety optimum for illumination in a dangerous area easy to generate induced explosion by fire, etc., by supplying light from a light source provided at a place separated from the dangerous area to the dangerous a...
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JP06067175 |
PURPOSE: To simultaneously and easily replace a fluorescent tube and a temperature fuse by integrating the fluorescent tube and the temperature fuse in a lamp holder. CONSTITUTION: This unit is a cartridge type backlight unit used for th...
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JP05325628 |
PURPOSE: To prevent an electric shock when a straight tube lamp brightly illuminating the inside of a refrigerator is removed by arranging switches to stop the feed of electricity to sockets when a protective cover is drifted from the po...
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JP05314801 |
PURPOSE: To avoid such dangers as malfunctioning of equipment and fire by detecting abnormal temperatures regardless of the lighting position of a floodlight when temperature inside a lamp body rises in excess because of malfunctioning o...
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JP05283171 |
PURPOSE: To brightly illuminate an object by feeding the electric power of a power source to a lighting device to light it only when a touch sensor senses a touching item for switching and an optical sensor senses darkness. CONSTITUTION:...
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JP05282905 |
PURPOSE: To provide an explosion-proof type lighting device usable in a place requiring precise judgment of color and having a possibility of explosion and fire. CONSTITUTION: A floodlight 7 using an xenon lamp as a light source is arran...
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JP05258866 |
PURPOSE: To provide a lighting system lighted at the time of an earthquake. CONSTITUTION: A device main body 11 is provided with a lighting device, a control circuit 13, and an earthquake-sensitive device 14, and it is connected to a com...
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JP05242703 |
PURPOSE: To provide a safe headlight wherein a protective means for preventing the influence of ultraviolet-rays on headlight constituting elements and the emission of the ultraviolet-rays from the headlight is provided. CONSTITUTION: A ...
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JP05217404 |
PURPOSE: To prevent a UV radiation emitted from a gas discharge lamp and having harmful intensity from being emitted from a headlight and to dispense with an additional constituent member for shielding the UV radiation. CONSTITUTION: A l...
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JP05205892 |
PURPOSE: To economically suppress high frequency noise radiation by connecting interlock switches between a filter for removing high frequency noise and a rectifying circuit. CONSTITUTION: Interlock switches 31, 32 are connected between ...
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JP05198203 |
PURPOSE: To prevent connector being applied high voltage dangerous to general users from being connected or disconnected by fitting a protector around the connecting section of the connector for preventing a disconnecting operation there...
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JP05174978 |
PURPOSE: To protect a built-in electronic part against abnormal overheat. CONSTITUTION: A control block 18 for controlling a lamp lighted by receiving a signal from a sensor module 2 is arranged in a body 1. A relay 21 for on-off control...
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JP05089711 |
PURPOSE: To prevent the normal lighting of a lamp when an adaptor is installed to an equipment body in an incomplete state in a lighting equipment in which the adaptor holding the lamp is fitted into the adaptor installing part of the eq...
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JP05081901 |
PURPOSE: To receive a lighting circuit essential to the lighting of a discharge bulb in a lighting circuit receiving chamber built in the rear part of a lamp body with good water tightness and vibration resistance in a headlamp for autom...
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JP05067401 |
PURPOSE: To facilitate replacement work or maintenance control on a lighting equipment installed in an elevated spot in a tunnel or the like. CONSTITUTION: When a lighting equipment 5 is gripped by means of a robot manipulator 14, a lock...
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JP05036385 |
PURPOSE: To provide fluorescent lamp device, in which a temperature fuse reacts quickly for quick operation. CONSTITUTION: In a fluorescent lamp device, a fitting 3 is provided in one end of a cover 1, and while a support member 4 is pro...
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JP05020914 |
PURPOSE: To prevent the abnormal temperature rise of a lamp body and enhance safety. CONSTITUTION: A spotlight in the title has a lamp body 2 to house a lamp 7 and so support the direction of a projection opening 5 as to be freely adjust...
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JP04293630 |
PURPOSE: To prevent the output of the high voltage when no discharge lamp bulb is installed and make a device lightweight and small-sized. CONSTITUTION: A connection detecting circuit 25 detects whether bases 2, 3 of a conductor and the ...
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JP04289604 |
PURPOSE: To provide a projection type head lamp for automobiles capable of projecting only a light in which UV rays are cut even having a light source of a discharge bulb. CONSTITUTION: A cylindrical glove 50 for shading UV rays surround...
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JP04245193 |
PURPOSE: To see that the down driving by an electromotive shifter is not performed during the lighting of the lamp of an illuminator. CONSTITUTION: An illuminator 1 is provided freely in ascent and descent by a hanging line 5. The illumi...
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JP04220903 |
PURPOSE: To provide an electrodeless HID lamp in which EMI is reduced without any great reduction in visible light output. CONSTITUTION: A luminaire 10 includes a light-transmittable elongated envelope 16 surrounding an arc tube 16. Beca...
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JP04216478 |
PURPOSE: To take preventive maintenance disposal before the generation of fusing trouble by always monitoring the temp. of a connector part and displaying the position of the connector part at the time of the judgement of abnormality. CO...
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JP04212204 |
PURPOSE: To improve safety in replacement of a lamp by arranging a switch interrupting voltage from a voltage supply circuit in a lamp replacing time. CONSTITUTION: When a lens 90 is removed from an ordinary position covering an opening ...
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JP04196004 |
PURPOSE: To enhance the safety for electric trouble at a junction of two arms by forming rod-shaped links together at a part connecting the two arms from an electroconductive material, and connecting the two electrically. CONSTITUTION: O...
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