Patent application number | Description | Published |
20090236262 | PROTECTIVE PACKAGING FOR AN LED MODULE - A protective packaging for protecting an LED module from being damaged during transportation, includes a housing containing the LED module therein and a cover slidably fixed in the housing to cover a top opening of the housing. The housing defines a room to receive the LED module therein. A bottom portion of the housing is concaved to form a space, in which a thermal interface material bonded on the LED module is accommodated. An end of the housing is closed to abut against an end of the cover, and an opposite end of the housing is partially opened to receive an opposite end of the cover. The protective packaging is made from an antistatic plastic and has a wall thickness larger than 0.5 mm. | 09-24-2009 |
20090296403 | LED LAMP - An LED wall lamp includes a heat sink having a base, an LED module attached to a top surface of the base of the heat sink, an envelope attached to the top surface of the base and receiving the LED module therein, and a cover coupled to a top of the base and covering a part of the envelope. The heat sink includes a circular base, a cylindrical transferring portion extending downwards from a bottom surface of the base, and a plurality of radial partition fins. The fins extend evenly and outwards from an outer surface of the transferring portion and simultaneously extending downwards from the bottom surface of the base. Engaging poles extend downwardly from the base of the heat sink for securing the LED wall lamp to a wall. | 12-03-2009 |
20090303717 | LED LAMP ASSEMBLY - An LED lamp assembly includes a first heat sink, a plurality of second heat sinks secured to a periphery of the first heat sink, a plurality of LED modules respectively attached to the second heat sinks and a plurality of heat pipes interconnecting the first heat sink and the second heat sinks. The first heat sink comprises a heat conducting body defining a through hole therein and a plurality of first fins around the heat conducting body. The second heat sinks each comprise a plurality of second fins facing the first fins of the first heat sink. The heat pipes each comprise an evaporating section attached to a corresponding second heat sink and a condensing section extending into the through hole of the heat conducting body of the first heat sink and attached to the heat conducting body. | 12-10-2009 |
20090310349 | LED LAMP - An LED lamp includes a base, a heat sink mounted on the base, a plurality of LED modules attached to a circumference of the heat sink, a plurality of reflecting rings enclosing the heat sink and surrounding the LED modules and a heat dissipating member mounted on a top of the heat sink and making thermally conductive contact with the heat sink. | 12-17-2009 |
20090316403 | LED LAMP - An LED lamp includes a lamp frame, a plurality of LED modules, an envelope and a heat sink made of metal. The envelope and the heat sink are mounted on top and bottom sides of the lamp frame. A frame body of the lamp frame is attached to a top face of a base of the heat sink. A heat absorbing member made of metal and provided with a plurality of heat absorbing portions is attached on the top face of the base. The LED modules are attached on top boards of the heat absorbing portions. The envelope engages with the lamp frame and receives the heat absorbing member and the LED modules therein. The top boards are inclined downwards from a middle toward an outside of the heat absorbing member. | 12-24-2009 |
20090323325 | LED LAMP - An LED lamp includes a lamp seat, a prism-shaped first heat sink disposed on a top of the lamp seat, a second heat sink covering a top of the first heat sink, a plurality of heat pipes thermally connecting the first heat sink with the second heat sink, a plurality of LED modules mounted on the first heat sink and an envelope located between the lamp seat and the second heat sink and surrounding the first heat sink. The first heat sink includes an annular base and a plurality of first fins and second fins extending therefrom. The LED modules are mounted on the first fins, respectively. Each heat pipe has two parallel sections respectively attached to a corresponding first fin and an inner circumferential periphery of the annular base. | 12-31-2009 |
20090323340 | LED LAMP - An LED lamp includes an LED module, a heat sink having a base abutting an upside of the LED module, a plurality of posts extending through the LED module and into the base of the heat sink, and a plurality of elastic members engaging the plurality of posts respectively and elastically abutting an underside of the LED module to secure the LED module to the base of the heat sink. The LED module is sandwiched between the base and the elastic members, and is thereby secured to the base of the heat sink. | 12-31-2009 |
20090323348 | LED LAMP WITH IMPROVED HEAT DISSIPATING STRUCTURE - An LED lamp includes a first heat sink, a heat-absorbing member receiving the first heat sink therein, a plurality of LED modules attached to the heat-absorbing member, a second heat sink disposed on the first heat sink and the heat-absorbing member, and a lens coupled to the first and second heat sinks and enclosing the heat-absorbing member and the LED modules therein. The first heat sink has a conducting cylinder which defines a first through hole therein. The heat-absorbing member consists of a plurality of vapor chambers and has inclined outer faces oriented downwardly, on which the LED modules are mounted. The second heat sink includes an annular base which defines a second through hole in a center thereof. The second through hole communicates with the first through hole of the first heat sink. | 12-31-2009 |
20100008094 | LED LAMP WITH A HEAT DISSIPATION DEVICE - An LED lamp includes a first heat sink, a second heat sink attached to the first heat sink and a LED module thermally attached on the second heat sink. The first heat sink includes a substrate and a plurality of first fins arranged on the substrate. A plurality of channels are defined between the first fins of the first heat sink. A plurality of traverse grooves are extended through all of the first fins and the channels between the first fins. The grooves are spaced from each other a distance along a lengthwise direction of the first heat sink. The channels are divided into a plurality of parts separated from each other by the grooves. The channels and grooves of the first heat sink increase contact area of the first heat sink and air surrounding the first heat sink. | 01-14-2010 |
20100027262 | LED LAMP - An LED lamp includes a bracket and a heat sink mounted on a top side of the bracket. The heat sink includes a base. A plurality of LED module assemblies is mounted to a bottom surface of the base of the heat sink. Each of the LED module assemblies includes a heat absorbing plate located below the bottom surface of the base of the heat sink, an LED module mounted on a bottom surface of the heat absorbing plate and a heat pipe interconnecting the bottom surface of the base and a top surface of the heat absorbing plate. The heat pipes are U-shaped and horizontally positioned and have different heights. | 02-04-2010 |
20100040434 | FASTENER - A fastener for connecting two components together comprises a bolt having a head and a shaft extending integrally and downwardly from the head, an elastic member coiled around the shaft and a shell receiving the elastic member and the bolt therein and keeping the elastic member coiled around the shaft. The shell encloses the bolt and the elastic member therein to form the fastener as a single unit. The shell has a top wall against which the head of the bolt abuts and a bottom wall through which a lower portion of the shaft extends. The top wall defines a through hole to expose the head of the bolt. The elastic member is compressed between the bottom wall and the head. | 02-18-2010 |
20100053949 | LED LAMP - An LED lamp includes a heat sink, a first and second LED modules mounted on the heat sink, a reflector and a supporting post connecting the heat sink and the reflector. The heat sink includes a base having a first end and a second end opposing to the first end, and a plurality of fins extending from the base and between the first and second ends thereof. The first and second LED modules are mounted on the first and second ends of the base, respectively. The supporting post is disposed on the second end of the base with one end thereof connecting the reflector. The reflector is facing towards the second LED module to reflect light generated therefrom toward the first LED module over an enlarged area. | 03-04-2010 |
20100053963 | LED LAMP - An LED lamp includes a base, a heat sink placed on a top surface of the base and a plurality of LED modules mounted on the heat sink. The base has a base plate, an engaging flange extending upwards from an edge of the base plate and a plurality of projecting vanes formed on a bottom of the base plate. The heat sink surrounded by the engaging flange comprises a core, a plurality of branches extending outwards from an outer circumference of the core and a plurality of fins formed on two opposite sides of each branch. Each branch defines an inclined surface on a top thereof and has a height gradually decreased along a direction outwards from the core. Each LED module has a printed circuit board mounted on the inclined surface of a corresponding branch of the heat sink. | 03-04-2010 |
20100053964 | LED LAMP - An LED lamp comprises a heat sink with a plurality of LED modules attached thereon, an envelope receiving the heat sink and the LED modules, and a top cover and a bottom cover mounted at two ends of the heat sink via a plurality of fasteners and shafts with an elastic member coiled therearound. The top cover, the envelope and the bottom cover cooperatively form a sealed space receiving the heat sink and the LED modules. When the fasteners are fastened toward the heat sink, the shafts move upwardly relative to the bottom cover, whereby a distance between the top cover and the heat sink is decreased, so the heat sink makes tight contact with the top cover. | 03-04-2010 |
20100061092 | LED LAMP - An LED lamp includes an LED module, a heat sink having a base to which the LED module is mounted, a plurality of screws extending through the LED module and into the base of the heat sink to secure the LED module on the base of the heat sink, and a plurality of elastic members mounted on the screws and positioned between the base and the LED module. The elastic members are expanded by the screws to generate a force engaging with the screws to thereby combine the screws and the LED module together beforehand. | 03-11-2010 |
20100103669 | LED LAMP - An LED lamp includes a fixing rod, a first heat sink mounted to the fixing rod, a second heat sink mounted on the first heat sink, a plurality of LED modules attached on the second heat sink and a lamp cover engaging the first heat sink to enclose the second heat sink and the LED modules. The second heat sink includes a plurality of heat-conducting faces formed on a bottom end thereof and arranged at different levels. The LED modules are respectively attached on the heat-conducting faces of the second heat sink. The lamp cover includes a panel and a plurality of annular steps extending outwardly from the panel in sequence. Each annular step has a concave lens attached thereon. The annular steps are located corresponding to the LED modules of the second heat sink, respectively. | 04-29-2010 |
20100157592 | LED LAMP - An LED lamp includes a heat sink, a plurality of LED modules and a reflector. The heat sink has a conical wall. The LED modules are attached to an inner surface of the wall. The reflector is engaged in the heat sink. The reflector has an outer surface facing and angled with the LED modules. Light generated by the LED modules is reflected by the outer surface of the reflector to radiate out of the LED lamp. | 06-24-2010 |
20100157594 | LED LAMP - An LED (light emitting diode) lamp includes a lamp body and a plurality of light emitting modules embedded in an outer surface of the lamp body. The outer surface of the lamp body is directed to different sides. Each light emitting module comprises a heat dissipating member and an LED module received in each light emitting module. The heat dissipating member includes a cylinder with an opening facing outwardly and a plurality of fins extending downwardly from a bottom of the cylinder into an inside of the lamp body. | 06-24-2010 |
20100171403 | LED LAMP - An LED lamp includes a base, at least first and second heat sinks, and at least first and second LED modules. The first heat sink includes a first heat absorbing surface and a first mounting surface which is mounted to the base, and defines axially a first through hole. The second heat sink includes a second heat absorbing surface and a second mounting surface which is mounted to the base. The second heat sink is received in the first through hole of the first heat sink. The second heat sink has a height greater than a height of the first heat sink whereby the second heat absorbing surface extends out of the first heat sink. The first and second LED modules are mounted on the first and second heat absorbing surfaces, respectively. | 07-08-2010 |
20100208461 | LED LAMP - A hang LED lamp includes a base, a heat sink attached to a bottom of the base, a plurality of heat conducting plates coupled to a periphery of the heat sink and connecting with the base and the heat sink, a plurality of LED modules mounted on the heat conducting plates, a cover engaging the base and covering the heat sink, the heat conducting plates and the LED modules therein, and a fixing member connecting a top of the base to fix the LED lamp in a desired position. A plurality of heat pipes are embedded in the heat conducting plates with first ends connecting with the heat sink and second ends connecting with the base. | 08-19-2010 |
20100208466 | LED LAMP - An LED lamp includes a base, a reflector arranged on a top of the base, an LED module attached to the top of the base and surrounding the reflector, an envelope arranged on the top of the base and enclosing the LED module and the reflector, a shield secured on the envelope and covering the reflector and the LED module, and an inserting post fixed on a bottom of the base for facilitating inserting into a foundation to secure the LED lamp thereon. A bottom surface of the shield is coated with a reflecting coating for reflecting light emitted by the LED module. | 08-19-2010 |
20100220480 | LED LAMP ASSEMBLY - An LED lamp assembly includes a fixing holder adapted for positioning the LED lamp assembly at a desired position and a plurality of LED lamp modules superposed one by one on the fixing holder and spaced from each other. The LED lamp modules gradually increase in dimension along a superposing direction of the LED lamp modules. Each of the LED lamp modules includes a heat sink and an LED module attached to the heat sink. The heat sinks of the LED lamp modules gradually increase in dimension along the superposing direction of the LED lamp modules. The LED lamp modules are connected by a rod between the heat sinks of adjacent ones of the LED lamp modules. | 09-02-2010 |
20100238658 | LED LAMP - An LED lamp includes a housing, a pair of heat sinks mounted at two opposite sides of the housing, a plurality of LEDs mounted on the two heat sinks, respectively, a reflector received in the housing, and a cover fixed on the housing. The reflector is wave-shaped and includes multiple facets located at different levels and oriented towards different directions. Each heat sink includes a substrate sandwiched between a base and a frame fixed on the base of the housing, and a plurality of fins extending outwardly from the substrate. The LEDs are mounted on the substrates and face the reflector. The cover is received in a window opened in the frame of the housing to face the reflector. | 09-23-2010 |
20100246179 | LED LAMP - An LED lamp includes a lamp body having a heat sink forming an insert and a lamp holder which is connected to the heat sink of the lamp body. The lamp holder includes a mounting portion extending outwards from an external surface thereof. The mounting portion defines a socket. The insert is inserted into the socket to thereby connect the lamp body with the heat sink of the lamp holder. An light source module consisting of a plurality of LEDs is mounted on a bottom surface of the heat sink. | 09-30-2010 |
20100259926 | LED LAMP HAVING AN IMPROVED HEAT SINK - An LED lamp includes a heat sink and an LED module mounted on the heat sink. The LED module includes a printed circuit board and a plurality of LEDs mounted on a top of the printed circuit board. The heat sink includes a hollow cylinder having a plurality of fins extending outwardly and blocks extending inwardly therefrom. The cylinder contacts with a bottom of the printed circuit board. The blocks are located corresponding to the LEDs so that the blocks are arranged in the cylinder in a pattern corresponding to that of the LEDs on the printed circuit board. | 10-14-2010 |
20100271822 | LED LAMP - An LED lamp includes a heat sink and a plurality of LED modules attached to a bottom of the heat sink. The heat sink includes a heat spreader having a heat dissipating portion curved downwardly and a mounting portion horizontally extending from an end of the heat dissipating portion. A plurality of fins upwardly extend from a curved top of the heat dissipating portion. The LED modules are attached to a bottom of the heat dissipating portion of the heat spreader of the heat sink. | 10-28-2010 |
20120098400 | HEAT DISSIPATION DEVICE AND LED LAMP USING THE SAME - A heat dissipation device includes a heat absorption board adapted for contacting a light source to absorb heat therefrom, a fin assembly located over the heat absorption board, two spaced heat pipes each comprising an evaporator section and two condenser sections extending from two opposite ends of the evaporator section, and a heat sink located between the heat absorption board and the fin assembly. The condenser sections extend through the fin assembly. The evaporator sections of the heat pipes are sandwiched between the heat sink and the heat absorption board. The heat sink includes alternate first and second heat dissipating branches extending outwardly from a central portion thereof. The first heat dissipating branches contact the evaporator sections of the heat pipes. The second heat dissipating branches are located between the heat pipes. | 04-26-2012 |
20120098401 | HEAT DISSIPATION DEVICE AND LED LAMP USING THE SAME - An LED lamp includes a light source including LEDs and a heat dissipation device. The heat dissipation device includes a heat absorption board contacting the light source to absorb heat generated by the LEDs, a fin assembly located over the heat absorption board, two heat pipes thermally connecting the heat absorption board and the fin assembly, a fan and a fan holder fixing the fan on the fin assembly. The fan holder includes a supporting board supporting the fan and supporting posts connecting an outer edge of the heat dissipation board and an outer edge of the supporting board. The supporting posts are embedded in the fin assembly. | 04-26-2012 |
20120161602 | LED BULB - An LED bulb includes a connector, a heat sink disposed on the connector, an LED module, and an envelope secured to the heat sink and covering the LED module. The heat sink includes a tubular body defining a central through hole, a plurality of fins, and a supporting body located in the tubular body and interconnecting inner edges of the fins. The LED module is attached on the supporting body of the heat sink. A fan is received in the tubular body. When the LED bulb is at work, the fan generates an airflow which flows from an outer environment through the tubular body, the through hole, the LED module, the fins and finally the tubular body to return to the outer environment, thereby to effectively take away the heat generated by the LED module. | 06-28-2012 |
20120161624 | LED BULB - An LED bulb includes a connector for electrically connecting with a power supply, a heat sink disposed on the connector, an LED module mounted the heat sink, and an envelope secured to the heat sink and covering the LED module. The heat sink includes a tubular body, a plurality of first fins extending outwardly from an outer circumference of the tubular body, and a plurality of second fins extending inwardly from an inner circumference of the tubular body. | 06-28-2012 |
20120162974 | LED LAMP - An LED lamp includes a heat sink and an LED module. The heat sink includes a heat plate, first lateral walls, and second lateral walls. The heat plate has a first surface and a second surface opposite to the first surface. The first lateral walls extend from the two sides of the first surface. The second lateral walls extend from the two sides of the second surface along a direction opposite to that of the first lateral walls. A plurality of fins extends from outer surfaces of the second lateral walls and the second surface of the heat plate. The LED module is arranged on the first surface of the heat plate and located between the first lateral walls. | 06-28-2012 |
20120162975 | LED ILLUMINATION APPARATUS - An LED illumination apparatus includes a body, a light source module, a shell, and a driver. The light source module includes a substrate and an LED chip. The light source module is arranged on the body. The shell is made of transparent material and covers the light source module. The driver drives the light source module. A plurality of fins extends on one side of the body away from the light source module. The fins are integrally formed on the body by extrusion technology. | 06-28-2012 |
20120162982 | LED LAMP - An LED lamp includes a metallic body, a light source, a transparent cover, and a sealing assembly. The body includes a first surface. The light source is arranged on the first surface. Two sideboards are formed separately on the first surface at two sides of the body. A cavity is formed on a surface of each sideboard away from the first surface. Sealant is put in the cavity. A top seal bar is pressed into the cavity. The sealing assembly is arranged on the surface of the cover facing the sideboards. Interstices between the cover and the sideboards are filled with the sealant. Two side seals seal two opposite lateral ends of the body. | 06-28-2012 |
20120218758 | ILLUMINATION DEVICE - An illumination device includes a base, a plurality of light source modules and a power module. The base includes a first connection portion and a second connection portion. The first connection portion is configured for mounting a supporting structure. Each of the light source modules includes a main plate and a lamp. The lamp is mounted on a mounting plate of the main plate. The lamp includes a plurality of light emitting diodes. A connection block is defined on an opposite surface of the mounting plate. The power module is electrically coupled to the light emitting diodes of the lamp. The connection block of each of the light source modules is fixed to the second connection portion of the base after the connection block is slid on the second connection portion to reach a predetermined position. | 08-30-2012 |