Patent application number | Description | Published |
20100327751 | SELF-BALLASTED LAMP AND LIGHTING EQUIPMENT - The present invention provides a self-ballasted lamp which efficiently conducts heat of a plurality of LED chips of a light emitting module to its holder, and can prevent the temperature rise of the LED chips. The holder has a base portion, an edge portion provided at one end side of the base portion, which is thick at the base portion side thereof and thin at the distal end side thereof, and heat radiation fins provided at the other end side from the edge part and at the circumference of the base portion. The heat from the semiconductor light emitting elements is conducted from the base portion to the edge part and radiated therefrom. At this time, the edge part is thickened at the base portion side, wherein the thermal capacity is increased, and the heat conduction is improved. | 12-30-2010 |
20110074269 | SELF-BALLASTED LAMP AND LIGHTING EQUIPMENT - A base body having a base body portion and a plurality of heat radiating fins disposed on the circumference of the base body portion is provided. On one end side of the base body, a light-emitting module having semiconductor light-emitting elements, and a globe that covers the light-emitting module are provided. A cap is provided on the other end side of the base boy. A lighting circuit is housed between the base body and the cap. The lamp total length from the globe to the cap is 70 to 120 mm, and the area of a surface of the base body which is exposed to the outside per 1 W of power charged to the light-emitting module is 20.5 to 24.4 cm | 03-31-2011 |
20110210664 | SELF-BALLASTED LAMP AND LIGHTING EQUIPMENT - According to one embodiment, a self-ballasted lamp includes a light-emitting module, a base body, a first insulating member, a screw, a second insulating member, a cap and a lighting circuit. The light-emitting module has a light-emitting portion including semiconductor light-emitting elements mounted on a surface of a metallic substrate. The base body is made of metal and the light-emitting module is arranged on one end side of the base body. The first insulating member is interposed between the substrate of the light-emitting module and the base body. The substrate of the light-emitting module is fixed to the base body with the screws. The second insulating member is interposed between the screws and the substrate of the light-emitting module. The cap is provided at the other end side of the base body. The lighting circuit is housed inside the base body. | 09-01-2011 |
20120306366 | BULB-TYPE LAMP AND LUMINAIRE USING BULB-TYPE LAMP - According to an embodiment, an LED lamp includes a thermal radiation unit on which an LED module with a light source mounted thereon is mounted and which has a function of radiating heat generated from the LED module, and an insulating case which is integrally molded inside the thermal radiation unit in order to electrically insulate a drive circuit of the LED module provided inside and the thermal radiation unit from each other. | 12-06-2012 |
20130027938 | BULB-TYPE LED LAMP - An LED lamp includes an LED module, a base body and a cover. The base body includes a contact surface which is thermally coupled to the LED module, and a recess portion. The cover includes a base part that has a fitting tab which is positioned in the recess portion and sandwiched between an outer edge of the LED module and the base body. | 01-31-2013 |
20130027939 | BULB-TYPE LED LAMP - According to one embodiment, an LED lamp includes an LED module and a light guide. The LED module includes a plurality of LEDs annularly arranged and mounted on a front surface of a board, and an opening provided in the board at an inside surrounded by the LEDs. The light guide is engaged and fastened to the opening from the front surface side of the board. The light guide guides part of light emitted by the LEDs, and emits the light guided from the front surface side to a rear surface side over an outer edge part of the board. | 01-31-2013 |
20130107521 | Lighting Device | 05-02-2013 |
20140003057 | Lighting Device | 01-02-2014 |
20140153249 | Bulb-Type LED Lamp - An LED lamp according to an embodiment includes an LED module, a base body, a first globe, a second globe and a light guide body. In the LED module, a plurality of LEDs are mounted on a substrate. The base body holds the LED module. The first globe is arranged to surround the outer circumference of the substrate. A bore diameter (D | 06-05-2014 |
20140240955 | Luminaire - According to one embodiment, a luminaire includes a main body section including a flat surface on one end side, a light-emitting module provided to be thermally joined to the flat surface and including a light-emitting element that emits light having a peak wavelength equal to or larger than 430 nm and equal to or smaller than 500 nm, a reflecting section provided on one end side of the main body section and configured to reflect the light emitted from the light-emitting element, a heat transfer section provided such that one end side thereof projects to the one end side of the main body section, the other end side of which being connected to the main body section, and a wavelength converting section provided spaced apart from the light-emitting element to cover the light-emitting module and to be thermally joined to the main body section and the heat transfer section. | 08-28-2014 |
Patent application number | Description | Published |
20100026157 | LAMP AND LIGHTING EQUIPMENT - A plurality of LEDs are provided to an outer edge side of a center position of one main surface of an LED substrate main body in a deviated manner respectively. The wiring part including the connector receiving part and the wiring hole are provided at a position that overlaps the center position of the one main surface side of the LED substrate main body. Since the power feeding part is inserted into the wiring hole, the connection part and the connector receiving part can be easily connected and therefore it becomes possible to ensure ease in assembly. Since the connector receiving part is kept away from each of the LEDs with substantially equal distance so that emitted light is hardly blocked, decrease in uniformity of light distribution can be suppressed. | 02-04-2010 |
20100219735 | LIGHTING DEVICE AND LIGHTING FIXTURE - A lighting device and a lighting fixture of the embodiment of the present invention comprises a thermally conductive main body having a substrate support portion in one end portion, and having a through-hole and a groove portion formed in the substrate support portion, the through-hole penetrating from the one end portion to the other end portion of the main body, the groove portion extending continuously from the through-hole, a substrate mounted with a semiconductor light-emitting device, and disposed on the substrate support portion, an electrical connector connected to the semiconductor light-emitting device, a power supply device housed in the main body and configured to light the semiconductor light-emitting device, a wire connected to the power supply device and to the electrical connector while being inserted through the through-hole and the groove portion, and a base member provided in the other end portion of the main body and connected to the power supply device. Therefore, a lighting device and a lighting fixture of this embodiment of the present invention reduced in size, is configured to be suitable for mass production and is capable of producing a certain luminous flux. | 09-02-2010 |
20100225220 | LIGHT EMITTING ELEMENT LAMP AND LIGHTING EQUIPMENT - An object of the present invention is to provide a light emitting element lamp and a lighting equipment effectively suppressing a temperature rising of a substrate on which a light emitting element is mounted by using a reflector. The present invention provides a light emitting element lamp | 09-09-2010 |
20100289396 | LED BULB AND LIGHTING APPARATUS - An object of the present invention is to provide an LED bulb in which temperature of a lighting circuit is suppressed from rising during lighting of an LED so that life time of the lighting circuit is maintained without increasing manufacturing cost of components. According to the invention, an LED module | 11-18-2010 |
20110261572 | LIGHTING FIXTURE - There is provided a lighting fixture | 10-27-2011 |
20110291594 | LAMP DEVICE AND LIGHTING FIXTURE - In a lamp device | 12-01-2011 |
20120320565 | Lighting System - A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated. | 12-20-2012 |
20120320609 | Socket Device - A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated. | 12-20-2012 |
20120320610 | Socket Device - A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated. | 12-20-2012 |
20120320611 | Socket Device - A lighting fixture capable of efficiently radiating heat of a lamp device may be configured to be attached to a socket device. In some examples, by attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated. | 12-20-2012 |