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JP2010114060A |
To eliminate flaw of a high-power LED radiator, and provide an LED lighting fixture equipped with a more efficient heat dissipation structure which includes a beautiful outer shape and high practical value.The radiator 14 includes a heat...
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JP3158970U |
To provide a lamp capable of replacing a fuse. A lamp having a replaceable fuse includes a lamp stand 1 provided with a light source 2, a condensing cover 3 that covers the outside of the combined light source 2 on the lamp stand 1, and ...
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JP4451883B2 |
The invention relates to a lamp comprising a folding screen which is at least partially provided with a reflective layer and has at least one mobile tensioning means for stretching the folding screen, said folding screen surrounding a lu...
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JP4448032B2 |
The invention relates to a lighting unit having a concave reflector with an axis of symmetry and a light emission window bounded by a circumferential edge transverse to the axis, an elongate light source extending substantially along the...
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JP4432805B2 |
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JP4432804B2 |
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JP2010040222A |
To provide a lighting system 11 capable of reliably preventing the temperature of an LED 22 from rising excessively.The lighting system includes a heat-radiating fan 15 for radiating heat generated from the LED 22. The lighting system in...
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JP4412898B2 |
A method of shatterproofing a fluorescent lamp having a glass envelope by extruding a polymeric coating over the lamp envelope so that it intimately embraces substantially all of the external contours of the lamp, including its glass env...
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JP2010027877A |
To provide an electric apparatus that prevents a user from erroneously recognizing the vapor gas of an electrolyte as smoking by suppressing blowing out of the gas from an apparatus case to the outside in the last stage of service life o...
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JP2010003631A |
To provide an illumination lighting device capable of preventing various problems caused when an electron block receives "drop" and "abnormal vibration (earthquake, transportation)", and of terminating the electron block safely and ratio...
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JP2009545115A |
Arrangements (1) are provided with electrical elements (11,21) for, in a feeding mode, receiving feeding signals and, in a non-feeding mode, not receiving the feeding signals, and with circuits (12,22) for, in the feeding mode, detecting...
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JP2009279583A |
To provide a lamp system for automatically tracking the end of the service life of a lamp assembly, the lamp assembly and a method for operating the lamp system.The lamp system (30) comprises a lamp head (10) and the lamp assembly (24). ...
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JP2009541950A |
A light-emitting device, comprising: a radiation source (5), which emits radiation having a first wavelength, an optical waveguide (10), into which the radiation emitted by the radiation source is coupled, and a converter material (15), ...
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JP2009231276A |
To provide an LED lamp capable of enhancing temperature control, heat dissipation effect, and luminous flux density output; and to provide a manufacturing method therefor.A method of manufacturing the LED lamp packages LED emitters toget...
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JP2009230971A |
To provide an LED lamp device capable of setting a proper service life by a downsized and inexpensive constitution.A temperature fuse 53 in which a lighting circuit 21 is opened by operation recommendation time period shorter than a rate...
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JP2009199745A |
To provide a temperature control system having a backlight module.The temperature control system is used for the backlight module which raises luminance of a liquid crystal display device by increasing directly a light source amount of a...
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JP4320858B2 |
To prevent wires from being pulled excessively, when a support provided with electric-lamp members on its end part has extended to a maximum height. In this floodlighting device, a plurality of stepwise thinning supports are extendably c...
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JP4303519B2 |
To provide an automatic power supply on/off control device capable of easy wiring, installing in any place, simplifying installation operation, protecting a breaker and a solar time switch from an ambient environment and facilitating con...
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JP4300950B2 |
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JP4290099B2 |
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JP2009135001A |
To provide a lamp device and an illumination fixture, capable of achieving a downsized and thin flat light source, and of adjusting inner pressure of a main body by using a lamp having a flatly arranged light-emitting source.The lamp dev...
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JP2009135046A |
To provide a lighting device, which improves safety by reducing a pressure which increases in a failure in a lamp case by relieving to an external, and preventing drop of a translucent cover and failure of a lamp cover or the like.The li...
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JP4279174B2 |
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JP4278255B2 |
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JP4277256B2 |
A light source device for a medical endoscope system comprises a lamp unit including a xenon lamp and a heat sink, with fins, certain ones of which form electrodes, a lamp housing into which the lamp unit is removably which is provided w...
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JP3150928U |
To provide a superheat temperature protection device having a high degree of freedom of installation and capable of protecting overheating of a light emitting element and a lamp seat. The substrate includes a substrate 10, a lamp seat he...
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JP4260636B2 |
The invention relates to a lighting unit ( 1 ) having a concave reflector ( 2 ) with an axis of symmetry ( 3 ) and a light emission window 21 ) bounded by a circumferential edge ( 20 ) transverse to the axis, an elongate light source ( 3...
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JP4257359B2 |
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JP2009076352A |
To provide a fluorescent lamp in which abnormal overheating of a discharge tube or a base is suppressed at the time of lifetime end stage and, further, manufacture of the base and installation of a temperature fuse can be simplified by m...
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JP4245052B2 |
A light source device includes: a light source unit which supplies light; a support unit which supports the light source unit; a covering unit which covers the light source unit; a wiring unit which connects a current supply section for ...
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JP2009059835A |
To obtain a light source drive circuit that can minimize the reduction in quality, such as a luminance reduction and display defects in the case of LED fault occurrence and enables reduction in the manufacturing cost.The light source dri...
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JP4237610B2 |
In an embodiment of this invention, a diagnosis engine (40) refers to a risk assessment DB (22) and anti-risk measure DB (21), calculates along the time sequence a risk estimate amount in case of failure for each device and a maintenance...
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JP4236178B2 |
A vehicular lamp has a lamp unit with a light source and controls light from the light source to obtain a predetermined light distribution, and an actuator that rotates the lamp unit using an output shaft to change a direction of illumin...
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JP4229995B2 |
A headlight using a discharge lamp (2) has a paraboloid reflector (1) which is made from sheet metal or plastic with a deposited aluminium film. The lamp (2) has a discharge tube (2a) at the focal point of the reflector and a supplying b...
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JP4225626B2 |
A light source apparatus has a luminescent tube, a reflecting mirror, a securing member and bonding material as a holding member disposed to block a part of a small opening of the reflecting mirror and holding the luminescent tube in the...
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JP3148178U |
To provide an LED integrated lamp tool characterized by protecting an LED lamp by preventing an overheating accident and an electric leakage accident. In an integrated LED integrated lamp 1 in which one or more LED lamps 3 are provided i...
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JP4218545B2 |
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JP4213508B2 |
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JP4190624B2 |
The motor vehicle headlamp has a reflector (20) inside which is mounted a discharge lamp (10), a screen (30) placed immediately in front of the lamp, and a shielding coating (40) made of a conductive material covering the back of the ref...
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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...
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JP4174462B2 |
To prevent a movable contact point from deforming by external force without fear of electric shock by touching fingertips to a fixing contact point at changing of lamp, and with a stability of contact of the movable contact point and the...
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JP4166739B2 |
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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...
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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...
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JP4110333B2 |
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JP4104029B2 |
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JP4099603B2 |
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JP4095697B2 |
To eliminate processes, such as inspection and screening of parts, by facilitating constant maintenance of the quality of transparent parts for reduction in manufacturing cost, and attain easy change of a display color. A glass plate 3 w...
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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...
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JP4064714B2 |
A high intensity discharge lamp assembly (10") has improved thermal venting. The discharge light source (12") is housed within a reflector body (20"). Recesses (40") are circumferentially spaced around an open end (28") of the reflector ...
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