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WO/1989/007734A1 |
A grounding device (34) for a fluorescent lamp of the type having a tubular envelope (10) with electrodes (18, 20) at the ends between which an electric discharge occurs. Radiation shields (30, 32) around the electrodes (18, 20) prevent ...
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WO/1982/003260A1 |
An electrical power unit is provided particularly for use in underground mining insulations, where fire risks are especially serious. An electric generator (42) is driven by an hydraulic motor (41), each of which is in a flameproof housi...
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WO/1980/001944A1 |
A lantern intended to be worn on the head provides protection against fire-damp and explosions. It is comprised of one head piece (4), a connection cable (3), a receptacle (1) containing a plurality of removable batteries (8) and a conne...
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JP2024524832A |
The present invention relates to a lighting device for coupling to an LED driver, the lighting device including a plurality of series connected LEDs arranged to form an LED string having a first end and a second end, a heat sink thermall...
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JP7506821B2 |
Embodiments of the present disclosure generally relate to optical devices. Specifically, embodiments of the present disclosure relate to optical devices with one or more optical component circuits. The optical devices including one or mo...
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JP7493484B2 |
To provide a luminaire that comprises a safety device for protecting an LED module (light source module) and a lighting device (power-supply unit) against overcurrent and heat generation caused by such an abnormal state as bad electrical...
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JP7489883B2 |
To simply provide an inexpensive explosion-proof device that exhibits a prescribed function.In a warning lamp 10 that is an explosion-proof device in which an LED light source 16 which is an electric component supplied with electric powe...
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JP2024070141A |
An object of the present invention is to provide a casing that can prevent a cover from falling while achieving weight reduction. [Solution] Housing 100 includes case 1 having opening 1a, and cover 2 that closes opening 1a of case 1. Cov...
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JP2024068326A |
A linear object holding mechanism is provided which suppresses damage to a linear object connecting a plurality of mutually separable devices and prevents devices connected to the linear object from falling. [Solution] A linear body hold...
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JP7474555B2 |
A warning device (100, 212, 301, 302, 510) for use in a luminaire (201, 410, 501), comprising a housing (110, 210, 310) accommodating a drive module (115, 215, 401, 402, 520) arranged to be coupled to a luminaire and to a mains voltage (...
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JP7449786B2 |
To provide a socket cap which enables easy attachment of a thermal protector, and to provide a lighting device including the socket cap.A lighting device 10 includes a socket cap 60, a thermal protector 50, a socket 40, and a device body...
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JP7442531B2 |
The present disclosure provides an apparatus for generating fiber delivered laser-induced white light. The apparatus includes a package case enclosing a board member with an electrical connector through a cover member and a laser module ...
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JP2024021320A |
An object of the present invention is to provide a lighting fixture with high sterilization performance and deodorization performance. A lighting fixture includes a light source, a duct, a discharge section, an air blower, and a control ...
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JP2024018340A |
The present invention provides a lighting device in which a fuse resistor quickly blows out when an overcurrent flows through the fuse resistor. A lighting device includes a light source, a lighting circuit, a fuse resistor 220, a glass ...
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JP2023169581A |
To provide a vehicular illuminating device that has a simple structure and can restrain a surge voltage from being applied to a light emitting element, and a vehicular lighting fixture.A vehicular illuminating device according to an embo...
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JP2023164591A |
To provide a lighting fixture capable of suppressing blocking of light emitted from a light unit.A lighting fixture according to the present disclosure comprises: a bottom surface attached to a wall surface or a ceiling surface; a long l...
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JP2023161402A |
To improve electrical reliability with a simple structure.A mounting substrate 6 comprises a substrate body 60 and a liquid control unit 7. The substrate body 60 has a plurality of electronic components 61 mounted thereon, and includes a...
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JP2023157065A |
To provide a vehicle lighting device capable of improving light extraction efficiency and preventing a crack from occurring on a frame part, and provide a vehicle lamp.A vehicle lighting device according to the embodiment comprises: a so...
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JP7354759B2 |
To provide a falling prevention wire which can be used in several types of attachment methods, and to provide a lamp unit with which the falling prevention wire is connected.A falling prevention wire 4 has: a first loop 21 functioning as...
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JP7355163B2 |
To provide a luminaire that can facilitate work at a construction site.A luminaire 1 comprises a light source unit 100, a first unit 700, and a second unit (control unit 400) comprising a switch. The first unit 700 comprises a housing sp...
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JP7350440B2 |
To solve the problem that a conventional luminaire has needle-like fall preventive metal fittings located always inside a cover so as to prevent a cover from falling and a shadow of the fall preventive metal fittings is projected on the ...
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JP7333781B2 |
A light converting device comprising: a light converter with a light entrance surface and a light emission surface, wherein the light converter is arranged to convert laser light scanned over the light entrance surface to converted light...
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JP3243332U |
A ceiling light is provided that can prevent a fall and reduce the potential risk of damage to a person or property even if the lamp itself is loosened or detached. The ceiling light includes a safety rope holder, a top cover 10 on the c...
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JP2023110058A |
To provide a lighting device which enables reduction of time and effort of electric wire installation work and inhibits the electric wire from being caught.A lighting device according to the invention includes: a body unit including a li...
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JP7321439B2 |
To provide a lighting fixture that can be used as an emergency light in the event of a power failure by deploying a storage battery and an EPSS receiver in the lighting fixture.A lighting fixture includes a mounting component that houses...
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JP3242784U |
An LED lamp including a lamp cover 1 and a base 3 connected to the lamp cover 1, wherein a photoelectric module 2 is provided in a first housing space formed by the lamp cover 1 and the base 3. The photoelectric module 2 includes a first...
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JP7299389B1 |
An explosion-proof lighting fixture that can be made lighter and smaller is provided. A lighting fixture A (explosion-proof lighting fixture) used in indoor and outdoor areas, comprising a lighting fixture body 1 having a light-emitting ...
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JP7293013B2 |
To provide a lighting fixture capable of reducing labor-hour in installation work of an electric wire and preventing pinching of the electric wire.A lighting fixture includes a main body unit including a lighting device, a cover portion ...
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JP7291904B2 |
To achieve simplification of the structure of a housing for a waterproof property.An emergency luminaire 3 includes: an LED module 40; a display element 613; a light receiving element 614; and a housing 5 which stores the LED module 40, ...
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JP7282488B2 |
Disclosed is an aircraft lamp including a lamp outer case constituted of a lamp housing having an opening and a cover mounted to the lamp housing in a state of closing the opening, the lamp outer case having an inner space formed as an a...
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JP7266316B2 |
Embodiments provide a light emitting device package including a package body having a through-hole; a radiator disposed in the through-hole and including an alloy layer having Cu; and a light emitting device disposed on the radiator, whe...
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JP7261974B2 |
To easily give notice of a small electric variable related to electric power supplied from an external power supply to a lighting circuit even when the lighting circuit is a power supply separate type supplied with electric power from th...
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JP2023048590A |
To provide an illuminating device having good design.An illuminating device 10 comprises a cover 40 made of resin, and a light source part 46. The cover 40 is formed in a long shape, and a width dimension in a width direction intersectin...
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JP7227618B2 |
To provide a technology that achieves both protection in an event of a short circuit failure of an electric circuit inside an LED lighting fixture and protection against lightning surges.The surge protective element circuit protects agai...
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JP2023020155A |
To provide a lighting fixture that restrains the lighting fixture from falling from a pole, and a luminaire.A lighting fixture 1 comprises a lighting fixture body 10, a metal plate 20 protruding to the outside of the lighting fixture bod...
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JP7215611B1 |
An object of the present invention is to provide a street lamp capable of improving workability of installation and maintenance of a battery pack. A battery pack (5) installed inside a columnar member (2) capable of supplying power to a ...
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JP2023005051A |
To prevent burnout due to abnormal heat generation, etc., without increasing the number of detection sensors.An electronic device (1) includes an enclosure (3), a gas component detection sensor (9), and a main control unit (7). The enclo...
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JP7203931B2 |
To provide a lighting device which achieves sufficient heat radiation performance and vibration resistance despite having a light-weight and simple structure.A lighting device includes: a light source part 100; a connection part 300 conn...
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JP2022172539A |
To provide a remote automatic flashing system for a street lamp or the like that eliminates troubles caused by induced lightning failures such as lightning strikes, is maintenance-free, consumes less power, and the like.An IoT gateway 2 ...
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JP2022154671A |
To provide a thin bottom surface lighting fixture in which a depth dimension is made to be compact, and which can perform foot lighting and ultraviolet irradiation toward footing.In a case body mounted below a storage body, a light sourc...
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JP2022151332A |
To provide a light source device capable of detecting a small damage of an optical conversion member with accuracy.A light source device 1 comprises: an excitation light source 20 that emits primary light; an optical conversion member 41...
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JP2022542609A |
The lighting module includes a substrate, an obstacle sensor, a light source provided on the substrate, and an optical assembly overlying the light source. The obstacle sensor includes a transceiver for directing radiation towards the op...
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JP7145548B1 |
A rechargeable event lighting tool having means for preventing high-temperature heat generation and ignition when the current value or voltage value suddenly rises for some reason is provided. Further, the present invention provides a re...
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JP2022133574A |
To provide a constitution which hardly makes the light emission of a monitor light emitting element difficult in visibility due to the emission light of an illumination light emitting part and the sunlight in a daytime, in outdoor instal...
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JP3238795U |
The object is to provide a fall prevention structure and a fall prevention tool for a lighting device capable of efficiently performing attachment and detachment operations and maintaining a securely retained state after fixing. With the...
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JP7117663B2 |
To provide a luminaire capable of enhancing the dependability of positioning a light source and an optical fiber at the time of assembly.A luminaire 10 includes a laser light source (a semiconductor laser light source ) 41, a control par...
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JP7117488B2 |
To provide a luminaire capable of enhancing the dependability of detecting the disconnection of an optical fiber.A luminaire 10 includes a laser light source 41, an optical fiber 30 for guiding light emitted by the laser light source 41,...
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JP7116333B2 |
To provide a light-emitting device capable of detecting abnormality causing leakage of laser light more reliably.A light-emitting device comprises a package body 11, a translucent lid part 12 fixed to the package body directly or indirec...
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JP7094569B2 |
The present invention provides a flashing lamp that can maintain a luminous intensity within a predetermined range even when at least one LED row of all the LED rows fails to illuminate. The flashing lamp of the present invention include...
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JP2022099102A |
To provide a light emitting module which has excellent safety with respect to light.A light emitting module 100A includes: a housing 9; and a first optical system provided inside the housing, and for emitting first light L1 from a light ...
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