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JP3074522B2 |
To produce a heat insulating effect against outer atmosphere, prevent genera tion of dew condensation, and prevent reduction in insulation of an electric part by forming the inside as a cavity, filling foaming styrene or the like in the ...
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JP2605702Y2 |
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JP3065532B2 |
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JP3061248B2 |
A vehicular headlamp which includes a vessel-like lamp body, a front lens coupled to a front opening of the lamp body to define a lamp chamber, a discharge bulb serving as a light source and a reflector for reflecting light beam emitting...
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JP3056070B2 |
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JP3047840B2 |
To provide a waterproof type flashlight with a gas discharging function to prevent the complication of manufacturing work by interposing an O-ring between a main body and a head section to seal the space airtightly, and deforming a part ...
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JP2000100205A |
To provide an illumination system wherein a light source is arranged greatly apart from a hollow light guide.A light source 18 does not need to be suspended along a hollow light guide 12. Instead, the light source 18 emits light into an ...
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JP2000067634A |
To avoid ill effect on other luminaires and electric facilities due to failure even if leakage, short circuit or lamp lighting error occurs during installation in a general switch-on system and maintain a luminaire in failure without gen...
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JP2000063540A |
To obtain a thermally shrinkable tube having both of stable antimicrobial action and explosion-proofing properties by using a polyethylene terephthalate polymer and an antimicrobial agent, and by specifying the haze value after thermal s...
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JP3015097B2 |
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JP2000057805A |
To enable easy fixing and positioning of a housing. In a housing 1 which is constructed by fitting a housing cover 12 to a housing base 11, a base 11 side engaging part and a cover 12 side engaging part are provided respectively, and fix...
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JP3010518B2 |
A reflector, a metal halide lamp and a container casing containing a lighting circuit board for the metal halide lamp are mounted within a lamp housing. The container casing, having a generally rectangular parallelepiped shape, is mounte...
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JP3007786B2 |
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JP2000500908A |
An automotive headlight with a high-pressure gas discharge lamp arranged inside a reflector contains an electronic ballast in a housing for operation of the high-pressure gas discharge lamp. The housing dissipates heat generated by the e...
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JP2000011956A |
To make a lamp inform the end of its service life by flickering of the lam so as to prevent accidents, such as fusion of a base by providing at least one thermostat connected to one of plural lead wires led out from an electrode near an ...
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JP2000011747A |
To provide a luminaire having a monitor lamp with visibility not lowering irrespective of executing conditions of a luminaire body or a cover thereof. A luminaire having a luminaire body 1 embedded in a recessed part of an executing part...
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JP2000011712A |
To realize a light replacement disenabling constitution when electric power is supplied to a lighting circuit in a vehicular headlight having a discharge lamp. A back cover 32 cannot be opened by fixing the back cover 32 for blocking up ...
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JP2000011748A |
To provide a luminaire capable of securing safety, by stopping energization when an incandescent lamp is assembled by mistake in the luminaire of the type using a compact self-ballasted fluorescent lamp. When a base 7 of a compact self-b...
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JP2991744B2 |
There is disclosed a space lighting fitting (10) for strip lighting such as fluorescent tubes comprising an extrusion (12) comprising an open, reflector portion (13) which houses lamp holder means (19) for holding a lamp therein and a co...
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JPH11339551A |
To provide a pedant circle fluorescent lamp luminaire capable of outputting symmetrical security light from a cover and made hard to swing, with a switch string disposed in the counter. A luminaire body 10 suspended from a ceiling surfac...
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JPH11339552A |
To prevent break of a security lamp and prevent scattering of broken pieces if it is broken. This discharge lamp luminaire of having an opened under surface is equipped with a reflecting shade 10. A security lamp 30 is provided and remov...
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JP2600662Y2 |
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JPH11283753A |
To provide a remote controlled luminaire to which a filter is easily mounted. This remote control luminaire has a light receiving element 40 receiving a light signal from a transmitting part of an infrared remote control device through a...
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JPH11510957A |
A pair of lamp holders (5) and a pair of contact members (20) for mechanically and electrically mounting a double ended electric lamp (50) transversely to the optical axis (4) of reflector means (3) present in the housing (1). The contac...
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JPH11203934A |
To provide a fluorescent lamp capable of preventing thermal damage of lamp constituents with a simple structure. A circular arc tube 1 to become an outer ring and a circular arc lamp 2 to become an inner ring are arranged in the form of ...
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JPH11190659A |
To provide an aircraft warning light inspecting device that can reduce the burden and danger of an aircraft warning light by an inspector and to make inspection efficient. An optical sensor 22 and the like receive light from an aircraft ...
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JP2595181Y2 |
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JPH11119197A |
To improve the legibility of an LCD screen without enlarging the dynamic range of a polarization voltage and to save power consumption by polarizing a screen by the polarization voltage changed within a change range. Shifting is performe...
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JPH1153908A |
To provide an inexpensive electrical appliance, in which the life of a lamp can be easily determined so as to facilitate its replacement by providing a plurality of light-emitting sources in an illuminating lamp, preferably using an inca...
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JP2589662Y2 |
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JP2853066B2 |
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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JPH1131401A |
To eliminate special work to connect a floodlight body side and an attachment plug with earth electrode with an earthing lead wire by connecting both of them to the earth only by plugging the attachment plug with earth electrode into the...
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JPH1125750A |
To provide a capacitor-mounting bracket having a structure wherein a capacitor with not slip off. This bracket 75 is formed, so as to hold and fix a capacitor 50 comprising a resin case 51 and a capacitor body which is incorporated in th...
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JPH10334728A |
To provide a fluorescent lamp luminaire whose lead connecting a ballast to a socket in the luminaire does not cause over-heating when the lead contacts an outer a wall of the ballast, and which is capable of miniaturizing the whose size ...
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JP2828584B2 |
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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JPH10302539A |
To enhance reliability and efficiency, make low temperature operation possible, and provide a single, integrated lamp assembly by adjacently arranging a lamp heater on the surface of a lamp fixed to a display device or the like, to which...
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JPH10302981A |
To provide wiring structure for a luminaire in which a current detective protection device of non-reset type is not fused by an abnormal current. In this wiring device, a discharge lamp is lighted by using a current limiting element with...
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JPH10269840A |
To provide an abnormality diagnosis device for a fluorescent lamp, a power outage lamp and hall lanterns for an elevator, which can detect the abnormality of the fluorescent lamp within a car, the power outage lamp and the hall lanterns ...
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JPH10261301A |
To cut off the feed or power to a lighting circuit unit by surely separating a plug from a cord connector after removing the lighting circuit unit. A vehicle headlight 1 comprises a lamp housing 2 having an opening 2a, a discharge lamp 4...
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JP2801995B2 |
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JP2797804B2 |
A liquid crystal display equipment comprising a liquid crystal display panel for displaying therein characters or an image, a backlight device serving as an auxiliary device to finely display the characters or image in the display panel ...
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JPH10241421A |
To provide effective safety measures for all desk lamp head overheating. An electric desk lamp has a stand head 100 containing a light source 10 and a shade 5. A reset type temperature sensor 7 is arranged on the head 100 to detect a tem...
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JPH10228811A |
To provide a battery powered light equipment to apply illumination light to an object with a storage battery as an electric power source, in which an alarm is given and power supply is cut off by detecting that a terminal voltage of a ba...
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JPH10208539A |
To enable cutting of a breaker switch and automatic lighting of a light due to drop energy or weight by properly mounting a thread connecting an existing breaker switch and a light and dropping the light from a place due to a fluctuation...
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JPH10188609A |
To prevent overheating of a lighting lamp and prevent a fire caused by the overheat of the lamp by turning off the lamp when a fixed time elapses while the dust quantity sensed via a dust sensing sensor is kept at a prescribed value or b...
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JPH10188658A |
To make an in-luminaire wire hard to contact the high-temperature part of an electromagnetic device. This luminaire includes an electromagnetic device 2 having an iron core 2a on which a coil is mounted and a lamp body part 1 enclosing t...
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JP2768870B2 |
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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JP2761133B2 |
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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JP2573919Y2 |
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JPH10109587A |
To provide such a vehicular lighting fixture that there is no fear of separation of a resistance heating element installed on the surface of a front lens. In a vehicular lighting fixture equipped with a vesseled lamp body 9, a luminous s...
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