Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 2,213

Document Document Title
JP2014082215A
To provide an LED lamp which can be protected against heat generation or damage by cutting off power supply when the LED lamp is erroneously attached to a luminaire for a straight tube fluorescent lamp.The LED lamp comprises: two termina...  
JP2014067553A
To provide a socket for E-type cap that prevents heat damage due to erroneous attachment of a non-application lamp, and to provide a lighting fixture including this socket.A socket 3 includes a screw shell 21 having an internally threade...  
JP2014059515A
To provide a light source device having a configuration which prevents a light source element from being taken out and unsolicitedly used, and a projection device using the same and a manufacturing method therefor.An opening 232 for disp...  
JP5451990B2  
JP2014049332A
To provide a lighting system protected from breaking caused by overvoltage.A lighting system of an embodiment includes a light emitting module. The light emitting module includes a light emitting element and a capacitive element. The cap...  
JP5434657B2  
JP5428719B2  
JP5424714B2  
JP2014032824A
To provide a paired lighting type luminaire and an illumination lamp fitting that can be provided at low costs.A paired lighting type luminaire, a porch light, 1 comprises a master unit 7 mounted with a master unit light source unit 21 a...  
JP2014032869A
To provide a luminaire and an illumination system capable of more surely suppressing arc discharge occurring between a conductor on the lighting duct side and a power receiving unit on the luminaire side when a plug is attached or remove...  
JP5411221B2  
JP2014027190A
To provide an electrolytic capacitor capable of suppressing leakage of electrolyte even when a pressure open mechanism of an electrolytic capacitor is opened and achieving further downsizing.After winding or lamination of an anode foil a...  
JP2014026937A
To provide a hanging explosion proof lighting device with improved attachment workability.A hanging explosion proof lighting device 1 includes a hanging bar 3 connected with a lamp fitting 10, and the hanging bar 3 is fixed to a top surf...  
JP2014022136A
To provide a feed-in for a lighting duct capable of performing proper notification according to an output characteristic of a connected DC power supply, and a lighting duct system using the same.A feed-in 1 for a lighting duct is used fo...  
JP5384964B2  
JP5364692B2
It is an object of the present invention to provide a light emitting device which is less affected by a malfunction caused in a light emitting element. It is another object of the invention to provide a light emitting device in which lig...  
JP2013243125A
To provide a lamp socket, an illuminating fixture, and an LED illuminating device capable of preventing that an overvoltage is applied to an LED element at connection of a lamp.In an illuminating device of this invention, a lamp socket 1...  
JP5356800B2
To provide a compact self-ballasted lamp capable of cutting off power supply to a lamp body in the event of abnormal heat generation without increasing the size of a case. A base metal part 14 includes a composite plate 46 constituted by...  
JP2013229138A
To provide a lamp fixture dedicated to LEDs capable of installing an LED lamp without being affected by the case shape of the LED lamp and having a function of preventing breakage due to overheat without lighting, or immediately turning ...  
JP2013222701A
To arrange a plurality of lamps by making a base itself of the lamp with an LED board into a shape capable of obtaining high heat radiation efficiency.A long base is formed with a material excellent in heat conduction and heat radiation,...  
JP3186754U
[Subject] A power-saving lighting installation which can change intensity of ON, OFF, or brightness for a switch of a light source corresponding to a time of not perceiving at the time when it was installed so that exchange of a human bo...  
JP2013200944A
To provide a light source device capable of detecting leakage of a coolant from a cooling system for cooling the light source device and preventing damage to a light source and a power source due to adhesion of the coolant.A light source...  
JP5307571B2
To provide a bulb type illumination light source in which, an abnormally high-temperature state of a casing can be easily recognized without touching a casing, and, particularly, even when the casing is in an abnormally high-temperature ...  
JP2013197038A
To provide a light-emitting device capable of improving reliability of the device and having a thermal fuse free from deteriorating a heat dissipation effect of a heat dissipating member.A light-emitting device includes: a substrate 1 ha...  
JP2013197033A
To provide a solid lighting device of high luminance with enhanced safety.A solid lighting device includes a light source, a light-emitting part, a light-receiving part, a light guide, and a protection circuit. The light source includes ...  
JP2013191479A
To provide a light source section abnormality detection method for interlocking concerning eye safety, in a vehicle front lighting device which uses for a light source a semiconductor laser element and a light-emitting section of a wavel...  
JP5294766B2
To provide a lighting device which prevents a fire spread to the outside of a case to improve the safety and allows fire spread prevention specifications and inexpensive normal specifications to be freely switched. The lighting device in...  
JP2013534025A
A light-emitting apparatus including a substrate, an LED string mounted on the substrate, the LED string in which a plurality of light-emitting diodes D1-D6 are connected in series, a power supply line 13 (13a, 13b) connected in series t...  
JP2013145647A
To provide an LED lamp capable of restraining deterioration of an illumination environment by detecting no lighting-up group of LED groups, an LED lighting-up device, and a lighting fixture using the LED lamp and LED lighting-up device.T...  
JP2013134886A
To mount an IC tag at a proper position to a light source device or a lighting fixture using a light-emitting body having comparatively long life such as an LED.An IC tag 6 is covered with a resin cover, and is fixed on a surface opposit...  
JP5219285B2  
JP2013114840A
To provide a light source device and a projector, capable of restraining leakage of light with high output to the outside and securing its safety.The light source device includes: an excitation light source 10 for emitting exciting light...  
JP2013109883A
To obtain sufficient creepage distance between terminals and a metal substrate, even in case light-emitting element are mounted on the metal substrate and terminals of wires are coupled with terminal-fixing members such as screws penetra...  
JP2013110411A
To provide an optical element module having a waterproof function and a surface light source device using the optical element module.An optical element module includes: a plate like substrate 100; an optical element 200 coupled to an upp...  
JP2013089356A
To save energy more easily than before when saving the energy by partially stopping lighting of a fluorescent lamp.First and second ring-shaped terminals 4, 5 inserted into rod-like electrodes at both ends of a fluorescent lamp respectiv...  
JP5172470B2  
JP5160650B2  
JP2013045588A
To provide an explosion-proof type lighting fixture capable of restraining cost at a low level of replacing an existing one.In the explosion-proof type lighting fixture, a terminal box 4 is integrally arranged on a fixture body 2, and a ...  
JP5146669B2  
JP2013031350A
To solve the problem of LEDs used increasingly as light sources in place of mercury lamps for road lamps, etc. that although magnetic ballasts are used for mercury lamps, semiconductor components are used in many cases for the control po...  
JP2013030290A
To provide a lighting fixture using as a light source a lamp equipped with an E-type base capable of preventing wrong use of a light source other than a conformed one.The lighting fixture 10 is provided with a fixture body 11, a socket 1...  
JP2013012302A
To provide a connecting unit that facilitates wiring work between a plurality of LED illumination lamps arranged in separation.A connecting unit 1 which connects among the plurality of LED illumination lamps 10 is provided. The connectin...  
JP2013012434A
To effectively cool each light source element in a lamp unit with a plurality of light source elements arrayed in one direction, and structured by arranging a plurality of the light source element rows in accordance with the need.The lam...  
JP2013008551A
To provide an explosion-proof electric apparatus capable of attaining miniaturization and lightness of the apparatus and sufficiently supplying power to an intrinsically-safe circuit by reducing wiring inductance and capacitance between ...  
JP2013004310A
To provide an emergency lighting device capable of dispensing with a highly heatproof terminal block and lasting power supply to the other fixture bodies even though some fixture body breaks down, and an emergency lighting system.The eme...  
JP5072656B2  
JP5073559B2  
JP2012221742A
To provide a lighting fixture capable of preventing a fixture body from falling even if either of hanging members is broken, as the fixture body is hung with two hanging members.Both ends in a longitudinal direction of an elongated fixtu...  
JP2012216299A
To provide a light source system having two sets or more of light source devices, which does not increase in size and can detect whether or not there is abnormality for each of the two sets or more of light devices.In a detection period ...  
JP2012201272A
To provide a marker lamp lighting device capable of forcibly lighting a marker lamp when normal lighting control of the marker lamp cannot be performed.A lighting power source from a lighting power circuit 21 is supplied to the marker la...  

Matches 551 - 600 out of 2,213