FU ZHUN PRECISION INDUSTRY (SHEN ZHEN) CO., LTD. Patent applications |
Patent application number | Title | Published |
20150021065 | METALLIC HOUSING OF ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREOF - A metallic housing of an electronic device includes a metallic outer case and an inner structural member embedded in the inner side of the outer case by die-casting. The outer case includes a bottom plate and a peripheral sidewall. The bottom plate is equipped with a number of latching hooks. The latching hooks are spaced from each other. The peripheral sidewall defines a receiving groove at an inner side along the peripheral sidewall. The inner structural member is made of metal alloy, and includes a base plate and a frame sidewall surrounding a periphery of the base plate, a protruding flange protruding from the frame sidewall, and a plurality of combining grooves on the base plate. The protruding flange is received in the receiving grooves, and the number of latching hooks is respectively received in the number of combining grooves. | 01-22-2015 |
20150021064 | METALLIC HOUSING OF ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREOF - A metallic housing of an electronic device, includes a metallic outer frame and an inner structural member. The metallic outer frame comprises a plurality of latching portions protruding, and a plurality of latching grooves. The inner structural member is made from metal-alloy and embedded in the outer frame by die-casting. The inner structural member comprises a peripheral sidewall, a plurality of engaging portions, and a plurality of matching portions. The plurality of engaging portions and the plurality of matching portions protrude from the peripheral sidewall outwardly. Each latching portion comprises at least two parallel latching ribs, and forms a receiving groove between two adjacent latching ribs. The plurality of engaging portions is respectively embedded in the plurality of receiving grooves, and the plurality of matching portions is respectively embedded in the plurality of latching grooves. The present disclosure further provides a manufacturing method for the metallic housing. | 01-22-2015 |
20140261896 | METHOD FOR CONVERSION TREATING SURFACE OF MAGNESIUM ALLOY WORKPIECE - A method for conversion treating a surface of a magnesium alloy workpiece includes the following steps: providing a magnesium alloy workpiece, degreasing the magnesium alloy workpiece, acid pickling the magnesium alloy workpiece in a first acid pickling treatment step, surface conditioning the magnesium alloy workpiece in a first surface conditioning treatment step, acid pickling the magnesium alloy workpiece in a second acid pickling treatment step, surface conditioning the magnesium alloy workpiece in a second surface conditioning treatment step, pre-phosphating the magnesium alloy workpiece in a pre-phosphating treatment step, and phosphating the magnesium alloy workpiece in a phosphating treatment step to form a phosphating film on the surface of the magnesium alloy workpiece. | 09-18-2014 |
20140011046 | HOUSING HAVING COATING - A housing having a coating is disclosed. The housing comprises a base substrate made of metallic material; a micro-arc oxide layer formed on the base substrate; and a protection outer film formed on the micro-arc oxide layer and comprising a coating layer and a metallic layer, wherein the metallic layer is formed on the micro-arc oxide layer and covers a portion of the micro-arc oxide layer; and the coating layer is formed on a remaining portion of the micro-arc oxide layer so that the micro-arc oxide layer is covered by the metallic layer and the coating layer. | 01-09-2014 |
20130333216 | METHOD FOR MANUFACTURING HEAT DISSIPATION DEVICE - An exemplary method for manufacturing a heat dissipation device includes the following steps. First, providing fins spaced from each other. Then, providing an electric conductor extending through the fins and being electrically connected to the fins. Next, immersing the combination of the fins and the electric conductor into an electrolyte of an electrolytic cell. After that, connecting an anode of the electrolytic cell with the electric conductor in an electric conductive relationship. Finally, providing the anode with electrical power to form metal oxide films over surfaces of the fins and the electric conductor. | 12-19-2013 |
20130216852 | HOUSING FOR ELECTRONI DEVICE - A housing for a portable electronic device includes a metallic base, a chemical plating layer, a primer layer, a color coating layer, a metallic luster layer, and a transparent protection layer. The chemical plating layer, the primer layer, the color coating layer, the metallic luster layer, and the transparent protection layer are coated on the metallic base in that order. The metallic luster layer defines a pattern extending through the metallic luster layer. | 08-22-2013 |
20130112387 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a first heat sink and a second heat sink connected to each other. Each of the first and second heat sinks includes a base and a plurality of fins extending from the base. The base of the first heat sink forms a rib on a lateral face thereof, and the base of the second heat sink defines a groove in a lateral face thereof. The rib is received in the groove to connect the first heat sink with the second heat sink. | 05-09-2013 |
20130101458 | MAGNESIUM ALLOY AND METHOD FOR MAKING THE SAME - A magnesium alloy includes about 7.0 to about 8.0 wt % aluminum, about 0.45 wt % to about 0.90 wt % zinc, about 0.17 wt % to about 0.40 wt % manganese, about 0.50 wt % to about 1.5 wt % rare earth elements, about 0.00050 wt % to about 0.0015 wt % beryllium, and the rest being magnesium and unavoidable impurities. A method for making the magnesium alloy is also provided. | 04-25-2013 |
20130083515 | LED LAMP - An LED lamp includes a lamp shell, a lamp holder comprising a power module received in the lamp shell, an LED module received in the lamp shell and electrically connected to the power module, and a heat sink mounted on the LED module. The heat sink includes a fin set having a plurality of fins stacked together. The fin set thermally connects the LED module and the power module. The fin set defines a central chamber to receive the power module therein. | 04-04-2013 |
20130048251 | HEAT DISSIPATION DEVICE INCORPORATING HEAT SPREADER - An exemplary heat dissipation device is adapted for dissipating heat generated by an electronic component mounted on a printed circuit board. The heat dissipation device includes a heat spreader and a fin set placed on the heat spreader. The heat spreader includes a base, a partition board hermetically placed on the base, and a covering plate hermetically placed on the partition board. A first chamber is defined between the base and the partition board, and a second chamber is defined between the partition board and the covering plate. | 02-28-2013 |
20130048244 | HEAT DISSIPATION APPARATUS WITH HEAT PIPE - An exemplary heat dissipation apparatus includes a number of fins and a heat pipe. Each fin defines a through hole therein. A collar extends from each fin at an edge of the through hole. The collar inclines toward a center of the through hole. An inner diameter of the collar gradually decreases along a direction away form the fin. A diameter of the heat pipe is larger than a minimum inner diameter of the collar when the collar in a natural state. When the heat pipe extends through the through hole of the fin, the collar is pushed by the heat pipe to expand outwardly, so that the heat pipe intimately contacts an inner face of the collar. | 02-28-2013 |
20130043006 | HEAT DISSPATION DEVICE - A heat dissipation device includes a substrate, a heat sink arranged on the substrate, and a heat pipe. The substrate includes a bottom plate, a cover, and a supporter sandwiched between the bottom plate and the cover, a receiving chamber being defined by the bottom plate, the cover and the supporter cooperatively. The heat pipe includes a U-shaped evaporation section received in the receiving chamber, a condensation section outside the receiving chamber, and a connection section interconnecting the evaporation section and the condensation section. | 02-21-2013 |
20130037238 | FASTENERS AND HEAT DISSIPATION DEVICES WITH THE FASTENERS - A fastener for fixing heat dissipation devices includes a shaft, a cap and an elastic member. The shaft includes a first end, an opposite second end, and a flange between the first and second ends. The cap is detachably engaged with the second end of the shaft. The elastic member partly encloses the shaft, and is retained between the flange and the cap. A heat dissipation device matching with the fastener is also provided. | 02-14-2013 |
20130020056 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a base and a fin group fixed on the base. The base includes a container, a flattened heat pipe and a solid supporting member. The container includes a baffle plate and a cover engaging with the baffle plate to define a receiving chamber therebetween. The heat pipe and the supporting member are housed in the receiving chamber. Opposite sides of the heat pipe and the supporting member respectively abut against the baffle plate and the cover of the container. | 01-24-2013 |
20120321457 | COOLING FAN WITH TAPERED HUB - A cooling fan includes a fan housing and a rotor received in the fan housing. The fan housing has an air inlet and an outlet opposite to the air inlet. The rotor includes a shaft, a hub engaged with the shaft, and a plurality of rotary blades extending outwardly from the hub. The hub has an outer surface expanding along a direction parallel to a central axis of the shaft from the air inlet to the air outlet. | 12-20-2012 |
20120318481 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device is adapted for dissipating heat generated by an electronic component mounted on a printed circuit board. The heat dissipation device includes a first base, a second base placed on the first base, a fin set placed on the second base, a first heat pipe and a second heat pipe. The first heat pipe includes a first evaporating section sandwiched between the first base and the second base, a first condensing section sandwiched between the second base and the fin set, and a first connecting section interconnecting the first evaporating section and the first condensing section. The second heat pipe includes a second evaporating section located adjacent to a bottom end of the fin set, a second condensing section located adjacent to a top end of the fin set, and a second connecting section interconnecting the second evaporating section and the second condensing section. | 12-20-2012 |
20120318477 | HEAT DISSIPATION DEVICE AND FASTENER THEREOF - A fastener includes a fastening element, a fixture, and a spring. The fastening element includes a pole portion, a head portion extending from an end of the pole portion, and an engaging portion extending from another opposite end of the pole portion. The pole portion forms a flange on a periphery thereof. Blocks protrude outwardly from a periphery of the head portion. The fixture defines cutouts and buckling grooves therein, corresponding to the blocks of the fastening element. The blocks extend through the cutouts of the fixture and are rotated by an angle to be buckled in the buckling grooves. The spring circles the fastening element and is compressed between the flange and the fixture. | 12-20-2012 |
20120317811 | METHOD FOR MANUFACTURING HEAT DISSIPATING APPARATUS - An exemplary method for manufacturing a heat dissipation apparatus includes, firstly, providing a fin assembly including a stack of fins spaced from each other. Each fin defines a through hole therein, and includes a collar formed at an edge of the through hole. Then a heat pipe is provided, and inserted in the through holes of the fins. Next, two opposing punching tools are provided. Each punching tool defines a series of recesses. The subassembly of the heat pipe and fins is positioned between the two punching tools, with the collar of each fin located between two corresponding recesses of the two punching tools. The two punching tools punch the collars of the fins from two opposite sides of the collars. Thereby, the collars shrink inwardly and press the heat pipe to deform until the heat pipe is fittedly mounted in the collars of the fins. | 12-20-2012 |
20120315168 | HEAT DISSIPATION FAN AND STATOR THEREOF - An exemplary heat dissipation fan includes a rotor and a stator. The rotor includes a hub, a central shaft extending down from a top end of the hub, the shaft having a free end far from the top end of the hub. A magnetic element attached to an inner periphery of the hub. The stator includes a stator core consisting layers of yokes, two insulation frames mounted at two opposite ends of the stator core and a coil wound around the insulation frames. An outer surface of the stator faces and is spaced from an inner surface of the magnetic element of the rotor with a clearance defined therebetween. A width of a bottom end of the clearance adjacent to the free end of the shaft being smaller than a width of a top end of the clearance. | 12-13-2012 |
20120314423 | LENS AND ILLUMINATION DEVICE - A lens includes a light incident surface and a light exiting surface. The light exiting surface includes a first curved surface, a first convex surface, a second convex surface, a second curved surface, and a third curved surface. The first curved surface is located at the center of the light exiting surface. The first and second convex surfaces are arranged at two opposite sides of the first curved surface respectively for converging the light exiting therefrom, the first convex surface, the first curved surface, and the second convex surface connect in sequence along a first direction. The first and third curved surface are arranged at another two opposite sides of the first curved surface respectively; the second curved surface, the first curved surface, and the third curved surface connect in sequence along a second direction substantially perpendicular to the first direction. | 12-13-2012 |
20120313475 | HEAT DISSIPATION FAN WITH MAGNET RING OF VARYING THICKNESS - An exemplary heat dissipation fan includes a rotor and a stator. The stator includes a stator core. The rotor is rotatably mounted around the stator. The rotor includes a hub and a magnet ring received in the hub. The hub includes a top wall and a peripheral side wall depending from the top wall. The magnet ring is attached to the side wall and surrounding the stator. The magnet ring has a larger thickness as measured in a radial direction at a first end which is far away from the top wall than a second end which is adjacent to top wall, such that an attracting force formed between the first end of the magnet ring and the stator core is larger than that formed between the second end of the magnet ring and the stator core. | 12-13-2012 |
20120312509 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device is adapted for dissipating heat generated by an electronic component mounted on a printed circuit board. The heat dissipation device includes a first base, a second base placed on the first base, a fin set placed on the second base; and a heat pipe including an evaporating section sandwiched between the first base and the second base, a condensing section sandwiched between the second base and the fin set, and a connecting section interconnecting the evaporating section and the condensing section. | 12-13-2012 |
20120308416 | COOLING FAN AND ROTOR THEREOF - A cooling fan includes a fan housing, a stator and a rotor received in the fan housing. The rotor includes a shaft, a hub engaged with the shaft, a plurality of rotary blades extending outwardly from the hub, a connecting member and a magnet mounted in the connecting member. The hub includes a plurality of hooks. The connecting member has a flange clasping the hooks of the hub to mount the magnet in the hub. | 12-06-2012 |
20120307453 | ELECTRONIC DEVICE WITH HEAT PIPE CHAMBER COVER FOR DISSIPATING HEAT - An exemplary electronic device includes a base, a cover, side plates, a heat conduct plate, a wick structure, a working medium and at least one electronic element. The cover and the base cooperatively define a cavity. The at least one side plate extends from the cover and receives in the cavity. The heat conduct plate and the at least side plate and the cover cooperatively defines a sealed chamber. The wick structure is attached to an inner surface of the sealed chamber. The working medium is received in the wick structure. The at least one electronic element is received in the cavity and thermally connected to the heat conduct plate. | 12-06-2012 |
20120307452 | PORTABLE ELECTRONIC DEVICE WITH HEAT PIPE - An exemplary portable electronic device includes a printed circuit board, a heat generating electronic component mounted on the printed circuit board, a shell housing the printed circuit board, the heat generating electronic component and a heat pipe therein. The heat pipe includes an evaporating side and a condensing side. The evaporating side thermally contacts the heat generating electronic component, and the condensing side thermally contacts the shell. | 12-06-2012 |
20120300460 | CONNECTOR AND LED LAMP HAVING THE SAME - An exemplary LED lamp includes a lamp base, an illumination unit and two connectors. The lamp base includes a main body and an extending portion extending from the main body. An opening is defined in the main body. The illumination unit with LED elements is received in the opening of the main body. The connectors respectively engage with opposite ends of the illumination unit and the main body to fix the illumination unit on the lamp base. Each connector includes a socket and an adjuster. The socket electrically connects the illumination unit. The adjuster includes a stator embed in the main body, and a rotator engaging with the stator and rotatable relative to the stator. The rotator surrounds an end of the socket and rotates with the socket to change an illumination angle of the illumination unit. | 11-29-2012 |
20120275848 | CONNECTOR - An exemplary connector includes a main body and a block engaged with the main body. The main body includes a central plate, a first extension plate extending downwardly from a lateral side of the central plate, and a second extension plate extending upwardly from an opposite lateral side of the central plate. Two riveting holes are defined through the central plate. The block includes a first securing plate and a second securing plate extending from the first securing plate and attached to the central plate of the main body. Two pins extend from the second securing plate and are punched to be engagingly received in the rivet holes of the central plate to engage with the main body. | 11-01-2012 |
20120273168 | HEAT DISSIPATION DEVICE WITH HEAT PIPE - An exemplary heat dissipation device includes a base and fasteners. The base includes a bottom plate, a top plate, a heat pipe, and a frame. The heat pipe is sandwiched between peripheries of the bottom plate and the top plate. The frame is sandwiched between the bottom plate and the top plate. The frame surrounds the heat pipe. The fasteners extend through the top plate, the frame and the bottom plate for fixing the heat dissipation device to a heat-generating component. | 11-01-2012 |
20120269674 | MAGNESIUM ALLOY AND METHOD OF MAKING THE SAME - A magnesium alloy includes about 7.2 to about 7.8 wt % aluminum, about 0.45 wt % to about 0.90 wt % zinc, about 0.17 wt % to about 0.40 wt % manganese, about 0.30 wt % to about 1.5 wt % rare earth elements, about 0.00050 wt % to about 0.0015 wt % beryllium, and the rest being magnesium and unavoidable impurities. A method of making the magnesium alloy is further provided. | 10-25-2012 |
20120268946 | LENS AND ILLUMINATION DEVICE - A lens includes a light incident surface and a light exiting surface. The light exiting surface includes a first concave surface, a first convex surface, a second convex surface, a first curved surface, and a second curved surface. The first concave surface is located at the center of the light exiting surface for diverging the light exiting therefrom. The first and second convex surface are arranged at two opposite sides of the first concave surface respectively for converging the light exiting therefrom; the first convex surface, the first concave surface, and the second convex surface connect in sequence along a first direction. The first and second curved surfaces are arranged at another two opposite sides of the first concave surface respectively; the first curved surface, the first concave surface, and the second curved surface connect in sequence along a second direction perpendicular to the first direction. | 10-25-2012 |
20120261170 | ELECTRONIC DEVICE HAVING BACKBOARD ASSEMBLY - An electronic device includes a printed circuit board, an electronic element, and a backboard assembly. The printed circuit board defines a plurality of first through holes. The electronic element is mounted on a top surface of the printed circuit board. The backboard is assembly secured to a bottom surface of the printed circuit board. The backboard assembly includes a back plate, an electrically insulative sheet, and a connection element. The electrically insulative sheet defines a plurality of second through holes. The connection element includes a plurality of first engaging structures on a first side thereof to engage with the back plate and a plurality of first clasps on a second side of the connection element opposing to the first side to engage with the electrically insulative sheet. | 10-18-2012 |
20120251839 | HOUSING AND MANUFACTURING METHOD - A housing having a coating is disclosed. The housing comprises a base substrate made of metallic material; a micro-arc oxide layer formed on the base substrate; and a protection outer film formed on the micro-arc oxide layer and comprising a coating layer and a metallic layer, wherein the metallic layer is formed on the micro-arc oxide layer and covers a portion of the micro-arc oxide layer; and the coating layer is formed on a remaining portion of the micro-arc oxide layer so that the micro-arc oxide layer is covered by the metallic layer and the coating layer. | 10-04-2012 |
20120241133 | VAPOR CHAMBER AND METHOD FOR MANUFACTURING THE SAME - A vapor chamber includes a heat absorbing plate and a heat dissipating plate attached to the heat absorbing plate. The heat absorbing plate includes a wick structure thereon facing the heat dissipating plate. The wick structure defines a plurality of first grooves and a plurality of second grooves intersecting the first grooves. The heat dissipating plate forms a hermetically sealed container in cooperation with the heat absorbing plate. The hermetically sealed container receives the wick structure therein. Working fluid is sealed inside the container and flows in the first grooves and the second grooves. | 09-27-2012 |
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 |
20120188723 | HEAT DISSIPATION ASSEMBLY AND ELECTRONIC DEVICE WITH SAME - A heat dissipation assembly comprises a heat conducting plate, a fixing assembly for securing the heat conducting plate on an electronic module, a back plate opposite to the heat conducting plate. The fixing assembly comprises a bolt, an elastic element coiled around the bolt, and a nut. The heat conducting plate defines a through hole thereon, and a flange is defined at one end of the bolt and received in the nut. The nut is sandwiched between the heat conducting plate and the back plate and is made of elastically plastic. The back plate comprises a hollow fixed leg defined thereon correspond to the through hole of the heat conducting plate. Two ends of the nut are respectively attached to the heat conducting plate and the electronic module by tension from the elastic element. | 07-26-2012 |
20120186786 | HEAT DISSIPATING APPARATUS AND METHOD FOR MANUFACTURING SAME - An exemplary heat dissipation apparatus includes a stack of fins, a heat pipe extending through the fins, and a resilient plate fixed between the fins and the heat pipe. The fins are spaced from each other. Each of the fins defines a through hole therein for extending of the heat pipe therethrough. The heat pipe is mounted in the through hole. The resilient plate is fixed in the through hole and located between an edge of the through hole of the fin and the heat pipe, pushing the heat pipe into abutting engagement against the fin. | 07-26-2012 |
20120183396 | FAN MODULE WITH TOOLLESS FASTENER - An exemplary fan mount for mounting a fan which has a connecting hole includes a frame and a fastener. The frame comprising a sidewall defining a chamber for receiving the fan and a connecting wall extending inwards from the sidewall towards the chamber. A hollow elastic pole extends out from the connecting wall into the chamber, for inserting in the connecting hole of the fan. A through hole extends through the elastic hole and a corresponding part of the connecting wall. The fastener includes a shaft for engaging in the through hole. When the fastener is inserted in the through hole, the fixing pole deforms to make an outer end thereof away from the connecting wall enlarge, thereby fixing the fastener on the frame. | 07-19-2012 |
20120162987 | LIGHT EMITTING DIODE LAMP - A light emitting diode lamp includes a lamp base defining a plurality of openings, at least one power module, and a number of illumination modules. Each illumination module includes a number of illumination units. Two opposite terminals of each illumination unit are secured to the lamp base near two opposite edges of a corresponding opening. The illumination units are in the openings and apart from each other. Each illumination unit includes a heat dissipating assembly, at least one lighting assembly, and two connection units connected to two opposite terminals of the heat dissipating assembly. The power module supplies electrical power to at least one illumination module, and controls a power supply through at least one of the two connection units to electrically connect the at least one lighting assembly. | 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 |
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 |
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 |
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 |
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 |
20120160812 | METHOD FOR SEALING VAPOR CHAMBER - An exemplary method for sealing a vapor chamber includes, firstly, providing a casing, wherein the casing has an opening. Then a metallic tube is inserted into the opening such that the tube is hermetically engaged in the opening. Next, a pressing mold is provided, wherein the pressing mold includes a positive pole and a negative pole opposite to the positive pole. A free end of the tube is pressed by the positive pole and the negative pole of the pressing mold to form a crimped sealing portion. Then electricity is charged between the positive pole and the negative pole. The electricity passes through the crimped sealing portion and heats an inner face of the crimped sealing portion to weld the crimped sealing portion. | 06-28-2012 |
20120160467 | HEAT SINK AND ASSEMBLY METHOD THEREOF - An exemplary heat sink includes a base plate and a fin unit including fins stacked together and arranged on the base plate. The base plate includes two fixing portions extending upward from a top surface thereof. Each of the fixing portions defines a groove therein. Each of the fins includes a main body and two fixing strips extending from two opposite sides of the main body. The fixing strips of the fins contact each other to cooperatively form two protruding members of the fin unit, the protruding members correspond to the grooves of the fixing portions of the base plate, respectively, and the protruding portions are interference fitted in the grooves, whereby the fin unit and the base plate are connected together. | 06-28-2012 |
20120160455 | HEAT DISSIPATION DEVICE AND METHOD FOR MANUFACTURING SAME - An exemplary heat dissipation device includes a base plate and heat pipes. The base plate defines recesses at one side surface and locating holes communicating with the recesses. The heat pipes each include an evaporating section received in a corresponding recess and a condensing section extending from the evaporating section. The evaporating section includes a bulge protruding outward from an outer surface thereof. The evaporating sections of the heat pipes are interference fitted in the recesses with the bulges protruding into the locating holes. | 06-28-2012 |
20120152496 | HEAT DISSIPATION DEVICE AND METHOD OF MANUFACTURING SAME - An exemplary heat dissipation device includes a first fin unit, a second fin unit, a heat pipe, a first base and a second base. The heat pipe includes a condensing section extended through the first fin unit and the second fin unit and an evaporating section extending from the condensing section. The evaporating section includes a first heat absorbing portion extended through the first fin unit and a second heat absorbing portion spaced from the second fin unit. The first base is located at one side of the second fin unit and supports the second heat absorbing portion thereon. The second base is covered on the first base. The first and second bases sandwich the second heat absorbing portion therebetween. | 06-21-2012 |
20120145374 | HEAT SINK - An exemplary heat sink includes a base plate and a fin unit including a plurality of fins arranged on the base plate. One of the base plate and fin unit includes a protruding member, and the other one of the base plate and the fin unit defines a groove corresponding to the protruding member. The protruding member is interferingly fitted in the groove thereby connecting the fin unit and the base plate together. | 06-14-2012 |
20120125566 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a fan, a fin unit, and a mounting frame connected the fan and the fin unit together. The fan includes a casing and an impeller received in the casing. The casing defines an air outlet at one side thereof. The fin unit is arranged at the air outlet of the fan. The mounting frame connects the fan and the fin unit together. The mounting frame includes a supporting member for supporting the fan thereon and a connecting member substantially covering three sides of the fin unit and connected to the supporting member. The fan is pivotably connected to the mounting frame. | 05-24-2012 |
20120111541 | PLATE TYPE HEAT PIPE AND HEAT SINK USING THE SAME - A plate-type heat pipe includes a sealed shell containing working liquid therein, and elongated wick structures arranged in the shell in a spaced manner. Channels are formed between the wick structures. The heat pipe has an evaporating section and a condensing section. Two ends of each wick structure are respectively located at the evaporating section and the condensing section. Top and bottom faces of each wick structure respectively contact top and bottom inner faces of the shell. | 05-10-2012 |
20120106152 | LED LAMP - An LED (light emitting diode) lamp includes a lamp body, a cap mounted on an end of the lamp body, a lamp holder mounted on an opposite end of the lamp body, and a plurality of fasteners. The lamp body includes two beams located at two opposite lateral sides thereof and a plurality of separated light emitting modules mounted on the beams side by side. Each of the fasteners extends through the lamp body, the light emitting modules and the cap in series to secure the lamp body, the light emitting modules, and the cap together. | 05-03-2012 |
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 |
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 |
20120087816 | COOLING FAN - A cooling fan ( | 04-12-2012 |
20120087125 | LED LAMP HAVING LIGHT EMITTING DIODES WITH REDUCED NUMBER OF LENSES COVERED THEREON - A light emitting diode (LED) lamp includes a light emitting module; a power module for driving the light emitting module; and a housing having an optical part for receiving the light emitting module, an electrical part for receiving the power module. The light emitting module includes a plurality of circuit boards sequentially arranged parallel to each other, a plurality of first LED chips which has lenses covered thereon being mounted on the circuit boards, and a plurality of second LED chips which has no lens covered thereon being mounted also on the circuit boards. The first and the second LED chips are arranged in columns and rows. The second LED chips are located symmetrically in respect to the first LED chips. | 04-12-2012 |
20120087069 | ELECTRONIC DEVICE ASSEMBLY WITH TWO-PART BRACKET - An electronic device assembly includes an electronic device and a bracket holding the electronic device. The bracket includes a first supporting seat defined a first receiving groove therein and a second supporting seat defined a second receiving groove therein. The first supporting seat is disengagably attachable to the second supporting seat according to either of two selectable arrangements. In a first one of the arrangements, the first receiving groove and the second receiving groove cooperatively define a first receiving chamber having a first width for holding the electronic device in a first orientation. In a second one of the arrangements, the first receiving groove and the second receiving groove cooperatively define a second receiving chamber having a second width for holding the electronic device in a second orientation. | 04-12-2012 |
20120070331 | MAGNESIUM ALLOY AND METHOD FOR MAKING THE SAME - Magnesium-based alloys having good mechanical properties, such as mechanical strength, ductility, and castability, and methods of making the magnesium alloys are disclosed. The magnesium alloys comprise 8.7 to 11.8 wt % aluminum, 0.63 to 1.93 wt % zinc, 0.1 to 0.5 wt % manganese, 0.5 to 1.5 wt % rare earth elements, and a remainder of said magnesium alloy being composed of magnesium and unavoidable impurities. | 03-22-2012 |
20120057278 | CONSUMER ELECTRONIC PRODUCT ASSEMBLY WITH BRACKET - A consumer electronic product assembly includes a consumer electronic product and a bracket holding the consumer electronic product. The bracket includes a supporting seat, a holding member and a connecting bar. The holding member holds the consumer electronic product. Opposite ends of the connecting bar hinge on the holding member and the supporting seat, respectively. The connecting bar is rotatable with respect to the supporting seat, and the holding member is rotatable with respect to the connecting bar, whereby the consumer electronic product held by the holding member can be adjusted to various positions with respect to the supporting seat. | 03-08-2012 |
20120043060 | LOOP HEAT PIPE - An exemplary loop heat pipe includes an evaporator, a condenser, a vapor line and a liquid line each connecting the evaporator with the condenser to form a closed loop. A working medium is contained in the closed loop. A wick structure is received in the evaporator, and includes a bottom wall contacting the bottom plate, a support wall extending up from the bottom wall and contacting the cover plate, and guide walls extending out laterally from the support wall. The support wall separates an interior of the evaporator into a liquid chamber adjacent to the liquid line and a vapor chamber adjacent to the vapor line. The guide walls are located in the vapor chamber. Guide channels are defined between the guide walls for guiding the working medium in a vapor state to flow from the vapor chamber through the vapor line to the condenser. | 02-23-2012 |
20120043059 | LOOP HEAT PIPE - A loop heat pipe includes an evaporator, a condenser, and a vapor line and a liquid line each connecting the evaporator with the condenser to form a closed loop. A predetermined quantity of bi-phase working medium is contained in the closed loop. A separator connects the liquid line. A cross section of the separator is larger than a cross section of the liquid line. The separator separates the liquid state working medium from the vapor state working medium when the working medium flows therethrough. | 02-23-2012 |
20120017987 | SOLAR CELL APPARATUS - A solar cell apparatus includes a heat sink and a solar cell panel. The heat sink includes a base, a fin set, and a heat pipe thermally connecting the fin set and the base. The solar cell panel is attached on a top face of the heat sink. A fixing bracket supports the heat sink and holds a lens above the heat sink for focusing sunlight on the solar cell panel. | 01-26-2012 |
20120000507 | SOLAR CELL APPARATUS - A solar cell apparatus includes a heat dissipating device and a solar cell panel. The heat dissipating device includes a heat sink, a supporting member disposed on the heat sink, a heat absorbing member disposed on the supporting member, and a heat pipe thermally contacting with the heat absorbing member and the heat sink. The solar cell panel is attached on the heat absorbing member. | 01-05-2012 |
20110265976 | HEAT DISSIPATION DEVICE WITH HEAT PIPE - An exemplary heat dissipation device for a heat-generating component includes a heat sink, a heat pipe and a heat conductive member. The heat sink includes a plurality of stacked first fins and second fins. Each of the first fins defines an accommodating groove therein. The heat pipe includes an evaporator section, a condenser section and a connecting section interconnecting the evaporator section and the condenser section. The evaporator section thermally connects the heat-generating component. The connecting section extends obliquely from the evaporator section to the first fins. The condenser section is attached to the second fins. The connecting section is accommodated in the accommodating grooves of the first fins, and makes no thermal contact with the first fins. The heat conductive member thermally connects the first fins with the heat-generating component. | 11-03-2011 |
20110261533 | COMPACT HEAT DISSIPATION DEVICE - A heat dissipation device for dissipating heat from an electronic component. The heat dissipation device includes a shroud having a bottom wall and a sidewall partially surrounding the bottom wall, a base mounted on a bottom of the bottom wall, a bracket fixed on a top of the bottom wall, an impeller rotatably mounted on the bracket, a fin assembly arranged on the bottom wall, a plurality of heat pipes connecting the fin assembly with the base, and a cover secured on the sidewall. An end of the bottom wall extends beyond the sidewall to support the fin assembly thereon. An opening and a window are respectively defined in the bottom wall and the cover. A plate is formed within the opening of the bottom wall and connects the bracket with the base. | 10-27-2011 |
20110261532 | HEAT DISSIPATION DEVICE WITH SELF-LOCKING BASE - A heat dissipation device for dissipation of heat from an electronic component includes a base for contacting the electronic component, a shroud connected to the base and multiple fins arranged on the bottom section of the shroud. The shroud comprises a bottom section defining an opening therein and a plate within the opening and connected to the bottom section by multiple beams. Multiple fins in the form of a fin assembly are mounted on the bottom section. The base includes a plate and multiple latch hooks extending upwardly from the plate. The latch hooks are extended into the bottom section to lock with the bottom section, thereby securing the base onto the shroud. | 10-27-2011 |
20110255285 | ILLUMINATION DEVICE WITH HEAT DISSIPATION STRUCTURES - An exemplary illumination device includes an enclosure, a semiconductor light source accommodated in the enclosure, and an envelope engaged with the enclosure and covering the semiconductor light source. Light generated by the semiconductor light source can project through the envelope and out of the illumination device. The semiconductor light source includes a plurality of light source modules independent from each other. A plurality of air passages are defined in each light source module for air passing therethrough to dissipate heat generated by the semiconductor light source into ambient air. | 10-20-2011 |
20110250065 | CENTRIFUGAL FAN - An exemplary centrifugal fan includes a casing defining an air outlet, and an impeller in the casing. An air channel is defined in the casing between a sidewall of the casing and outermost free ends of the impeller. The sidewall includes a first curved section adjoining a second curved section. The first curved section is located at a more upstream portion of the sidewall than the second curved section along a rotation direction of the impeller. The first curved section extends along a part of an Archimedes spiral or a part of a logarithmic spiral. The second curved section is located farther away from the impeller than an imaginary extension line of the first curved section along the Archimedes spiral or the logarithmic spiral. An air guide plate is formed in the casing and extends from the air outlet to an inner region of the air channel. | 10-13-2011 |
20110247789 | HEAT DISSIPATION DEVICE AND CENTRIFUGAL FAN THEREOF - A centrifugal fan includes a casing and an impeller received in the casing. The casing defines an air outlet at one side thereof. An air channel is defined in the casing between a sidewall of the casing and outermost free ends of blades of the impeller. The air channel has an upstream end and a downstream end along a rotation direction of the impeller. A plurality of air guide plates is formed in the casing and disposed at a junction between the downstream end of the air channel and an area of the air outlet directly communicating with the downstream end of the air channel. The air guide plates are structured and arranged in a streamlined manner and pattern with respect to air flowing from the downstream end of the air channel towards the air outlet. | 10-13-2011 |
20110240264 | PLATE-TYPE HEAT PIPE AND METHOD FOR MANUFACTURING THE SAME - An exemplary plate-type heat pipe includes a condensing plate, an evaporating plate and a spherical supporting. The evaporating plate engages with the condensing plate to define a hermetic container. Working fluid is contained in the container. The supporting portion in the container is sandwiched between the condensing plate and the evaporating plate and abuts against the condensing plate and the evaporating plate. | 10-06-2011 |
20110240259 | THERMAL MODULE - An exemplary thermal module for dissipating heat of a heat-generating component includes a fixing member, a centrifugal fan arranged on the fixing member, a heat sink and a fastener. The fixing member includes a plurality of fixing portions. The centrifugal fan includes a housing defining an air outlet and an impeller rotatably received in the housing. At least one of the fixing portions is located under the housing. The heat sink is disposed at the air outlet of the centrifugal fan. The fastener interconnects the heat sink and the housing of the centrifugal fan. The fastener is slidably connected to one of the heat sink and the housing to cause the centrifugal fan to be moveable relative to the heat sink for exposing the at least one of the fixing portions located under the housing during fixing of the thermal module to the heat-generating component. | 10-06-2011 |
20110240258 | HEAT DISSIPATION APPARATUS - An exemplary heat dissipation apparatus includes a first heat spreader, a second heat spreader, a fixing member, an elastic member, a heat sink, a first heat pipe, a second heat pipe, and a fan. The fixing member includes a first fixing plate, and a second fixing plate connected to the second heat spreader. The elastic member includes a fixing piece fixedly joined to the first heat spreader, and a latching piece extending from each end of the fixing piece and movably connected to the first fixing plate. The first heat spreader can move with the latching piece toward or away from the first fixing member. The fan defines an air outlet facing the heat sink. Two ends of the first heat pipe respectively contact the first heat spreader and the heat sink. Two ends of the second heat pipe contact the second heat spreader and the heat sink, respectively. | 10-06-2011 |
20110234113 | LED LAMP - An LED lamp includes two LED modules and a control module. The LED modules emit lights with different color temperatures. The lights are mixed in the LED lamp and form an output light with another color temperature. The control module controls the brightness levels of the lights emitted from the two LED modules to thereby control the color temperature of the output light. | 09-29-2011 |
20110232874 | HEAT DISSIPATION APPARATUS WITH HEAT PIPE - A heat dissipation apparatus includes an evaporator receiving heat from a heat source, a condenser releasing the heat of the heat source, and a pipeline inter connecting the evaporator and the condenser. The condenser defines a flat rectangular chamber therein. A working fluid is contained in the evaporator. The working fluid vaporizes upon receiving the heat of the heat source. The pipeline conducts the vaporized working fluid from the evaporator to the condenser. The vaporized working fluid condenses upon releasing the heat in the chamber. | 09-29-2011 |
20110228523 | SOLAR LED LAMP - A solar LED lamp includes a housing, a light emitting module, a solar panel, and a light collective member. A circumference of the housing defines a plurality of windows. A light emitting module is received in the housing. Light rays emitted by the emitting module travel out of the housing via the plurality of windows. The solar panel absorbs solar energy and transfers the solar energy into electrical energy for the light emitting module. The light collective member is located over the solar panel and directs sunlight toward the solar panel. | 09-22-2011 |
20110188255 | LED LAMP - An LED lamp includes a heat sink including a base and a plurality of fins extending from the base, an LED module mounted on a bottom face of the base, an envelope covering the LED module, and a lamp housing defining a cavity. An annular receiving groove is recessed from the bottom face of the base. The LED module is attached on the bottom face of the base and surrounded by the receiving groove. The envelope includes a recessed body and an engaging flange around the recessed body. The heat sink, the LED module and the envelope are received in the cavity. The fins of the heat sink extend outwardly through the lamp housing and are exposed in an outer environment. A gasket is received in the receiving groove and tightly sandwiched between the base and the flange. | 08-04-2011 |
20110186269 | THERMAL MODULE - An exemplary thermal module includes a heat absorbing member, a heat sink, a heat conducting member connecting the heat absorbing member with the heat sink, and centrifugal fan. The heat absorbing member has four fixing portions for fixing the thermal module. The heat sink includes a base and a fin assembly disposed on the base. The centrifugal fan includes a housing defining a lateral air outlet therein and an impeller rotatably received in the housing. The housing engages with the engaging portion and is detachably mounted to the heat absorbing member, with the air outlet facing the fin assembly. One of the fixing portions of heat absorbing member is shaded by the housing. The housing and the engaging portion cooperatively provide a sliding mechanism therebetween to allow the centrifugal blower to be slidable relative to the base after the lateral side of the housing detached from the heat absorbing member. | 08-04-2011 |
20110182737 | HEAT DISSIPATION FAN AND ROTOR THEREOF - A rotor includes a hub, rotary blades extending outwardly from the hub, and an annular wall surrounding the rotary blades. Each rotary blade includes a windward lateral surface and a leeward lateral surface at opposite sides thereof. The annular wall adjoins the outer ends of the rotary blades and is rotatable therewith. A perforation is defined in the annular wall between two neighboring rotary blades and adjacent to the leeward lateral surface of a leading rotary blade of the neighboring rotary blades. | 07-28-2011 |
20110180435 | METHOD FOR COMBINING COMPONENTS AND SHELL OBTAINED THEREBY - An exemplary combining method includes the following. Firstly, providing two components and a connector. Secondly, welding the connector to one of the two components, and securing the other one of the two components to the connector. | 07-28-2011 |
20110180240 | CENTRIFUGAL BLOWER AND HEAT DISSIPATION DEVICE INCORPORATING THE SAME - A heat dissipation device includes a centrifugal blower and fins. The centrifugal blower includes a housing defining a space therein, and an impeller rotatably disposed in the space of the housing. The housing includes a bottom plate, an opposite top plate defining an air inlet therein, and a sidewall disposed between the bottom plate and the top plate. The sidewall defines an air outlet therein. The top plate further defines an opening therein between the air inlet and the air outlet. The opening is spaced from the air inlet via a partition rib. The impeller is located corresponding to the air inlet of the top plate, for driving air to enter the housing via the air inlet and the opening and to leave the housing via the air outlet. The fins are disposed on the bottom plate and located at the air outlet of the centrifugal blower. | 07-28-2011 |
20110176916 | CENTRIFUGAL FAN AND IMPELLER THEREOF - A centrifugal fan includes a housing defining an inner space therein and an impeller rotatably received in the inner space of the housing. The impeller includes a hub, a blade ring surrounding the hub, a plurality of first blades extending from the hub to the blade ring, and a plurality of second blades extending from the blade ring. Each first blade includes an inner portion between the hub and the blade ring, and an outer portion extending from the blade ring. The second blades and the outer portions of the first blades are arranged in alternating fashion along a circumferential direction of the blade ring. In each pair of an outer portion and an adjacent second blade, the outer portion and the second blade are curved outwards away from each other toward substantially opposite directions. | 07-21-2011 |
20110176320 | BUCKLE ASSEMBLY AND LAMP USING THE SAME - An exemplary lamp includes a first member, a second member, and buckle assemblies securing the first member on the second member. Each buckle assembly includes a connecting member having an end thereof pivotally connected to the second member, a buckle having an end thereof pivotally connected to an opposite end of the connecting member and having an opposite end thereof clasping the first member to the second member, and a knob. Each buckle assembly has a dead point. When the buckle is flapped towards the connecting member and a pivoted end between the buckle and the connecting member passes through the dead point to get close to the second member, the knob extends through the buckle. Then the knob is rotated along a predetermined direction to press on the buckle, thereby preventing the pivoted end from moving away from the second member. | 07-21-2011 |
20110169391 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a heat-conducting mounting wall extending upwardly from a top face of the supporting plate. The heat-conducting mounting wall has inclined outer faces oriented upwardly. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined outer faces of the heat-conducting mounting wall, whereby light generated from the second LEDs projects towards a lateral side of the LED lamp. | 07-14-2011 |
20110157831 | LOCKING STRUCTURE AND METHOD FOR MANUFACTURING THE SAME AND HEAT DISSIPATION DEVICE USING THE SAME - A locking structure for assembling a first component to a second component. The locking structure includes a nut embedded into the first component and a bolt. The nut defines a groove in a circumferential periphery thereof. The first component forms a protrusion engaging into the grove of the nut. The bolt extends through the second component and screws into the nut. | 06-30-2011 |
20110157830 | HEAT DISSIPATION DEVICE WITH BRACKET - An exemplary heat dissipation device includes a base plate, a bracket engaged with the base plate, and a heat radiator mounted on the base plate and the bracket. The bracket includes two parallel arms. The bracket defines an opening between the arms. Each of the arms extends downwardly two clasps. Each clasp of each arm comprises a blocking part and a connecting part connecting the blocking part. The base plate is received into the opening of the bracket and sandwiched and secured by the blocking parts of the clasps and the arms of the bracket. | 06-30-2011 |
20110156605 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - An LED illumination system includes an LED lamp, a voltage stabilizing circuit and a control circuit. The LED lamp includes an LED string which has a plurality of LEDs connected in series. The voltage stabilizing circuit connects the LED lamp for supplying an electric current to the LED string. The control circuit includes an MCU and a MOSFET connected between the MCU and the LED string. The MCU detects the electric current flowing through the LED string and outputs a PWM signal which has a frequency within a range from 60 Hz to 500 Hz to the MOSFET. The MOSFET receives the PWM signal from the MCU and turns on and off repeatedly under a control of the PWM signal, to make a flicker frequency of the LEDs of the LED string be within a predetermined range. | 06-30-2011 |
20110156566 | LED LAMP - An LED lamp includes a connecting member and an LED module. The connecting member electrically connects with a power source. The LED module threadedly engages with and electrically connects to the connecting member. | 06-30-2011 |
20110155351 | HEAT DISSIPATION DEVICE WITH HEAT PIPE - An exemplary heat dissipation device includes a fin assembly, a heat pipe, and a protective member. The fin assembly includes stacked fins and air passages between fins. Each fin includes a main body, an extending hole defined in the main body, and a flange extending from the main body around the extending hole. The heat pipe is received in the extending holes of the fins and abuts the flanges of the fins. The protective member includes a plurality pairs of elastic arms. Each pair of elastic arms is sandwiched between a free end of the flange of a corresponding fin and the main body of a corresponding adjacent fin to prevent solder associated with the heat pipe from flowing into the corresponding air passage. | 06-30-2011 |
20110155346 | HEAT DISSIPATION DEVICE WITH FAN HOLDER - A heat dissipation device includes a base plate, a bracket engaged with the base plate, a heat radiator mounted on the base plate and the bracket, a fan holder and a fan mounted on the fan holder. The base plate has first and second faces at opposite sides thereof. The bracket includes two opposite arms, and a first wall and a second wall interconnecting ends of the arms and defining an opening receiving the base plate. Each of the first and second walls has a baffle extending obliquely therefrom. The heat radiator has a contact surface contacting the base and a lateral locating surface abutting against the baffles. The heat radiator also has a slot defined therein. The fan holder comprises a top plate, and a clamping leg and two tabs extending downwardly from the top plate, the clamping leg fittingly received in the slot of the heat radiator. | 06-30-2011 |
20110150651 | CENTRIFUGAL FAN - A centrifugal fan includes a housing including an air collecting portion, a first frame and a second frame. The air collecting portion has an air outlet defined in one end thereof. The first and second frames are located at two opposite sides of an opposite end of the air collecting portion. The first and second frames each define a receiving space therein for rotatably receiving an impeller. The first and second frames each further define a vent hole therein. The receiving spaces of the first and second frames communicate with the inner space of the air collecting portion via the vent holes thereof. Airflow generated by the two impellers travels to the inner space of the air collecting portion through the vent holes of the first and second frames, and exits the centrifugal fan through the air outlet of the air collecting portion. | 06-23-2011 |
20110149596 | LED LAMP HAVING LIGHT GUIDE - An LED lamp includes a frame, a bracket connected to the frame, two LED modules and driving modules received between the frame and the bracket, and a backplate, a reflective plate, a light guide, a diffusion plate and a cover sequentially sandwiched between the frame and the bracket. The LED modules are oriented towards two opposite lateral sides of the light guide. The light guide has a large amount of scattering dots formed on a back face thereof. The scattering dots are arranged in multiple columns. The sizes of the dots in each column are identical to each other, and the sizes of the dots in different columns gradually increase from two opposite sides towards a middle of the light guide. | 06-23-2011 |
20110149580 | LED UNIT - An LED unit includes a printed circuit board, an LED mounted on the printed circuit board, and a lens covering the LED and fixed on the printed circuit board. The lens includes a pedestal and an optical element connected to the pedestal. The lens has a light-incident face formed in an interior thereof for receiving light emitted from the LED into the lens, and a light-emergent face formed on an outside thereof for refracting the light out of the lens. The optical element has two opposite sides longer than the other two opposite sides thereof so that the light pattern modulated by the optical element has two opposite ends wider than a middle thereof. | 06-23-2011 |
20110149520 | HEAT SINK ASSEMBLY - An exemplary heat sink assembly includes a heat sink and a clip resiliently clamping the heat sink on a printed circuit board. The heat sink includes a base and a plurality of first fins and two central second fins extending upwardly from the base. The clip includes a locating portion fixed between the second fins of the heat sink, a pair of elastic portions extending outwardly from opposite ends of the locating portion and oriented towards substantially opposite directions, and two hooks extending outwardly from ends of the operating members, respectively. An acute included angle is formed between each elastic portion and the locating portion of the clip in an original relaxed position, and the acute included angles become approximately right angles when the clip is preassembled in the heat sink with the elastic portions abutting the second fins. | 06-23-2011 |
20110149516 | ELECTRONIC SYSTEM AND HEAT DISSIPATION DEVICE THEREOF - A heat dissipation device for an electronic component mounted on a circuit board includes a heat pipe and a fastening assembly. The heat pipe includes an evaporation section and a condensation section. The fastening assembly includes a retention plate and a wire clip. The retention plate includes a retaining portion abutting against the heat pipe, and two fastening portions located at opposite sides of the evaporation section of the heat pipe. The wire clip includes two abutting portions, a resisting portion interconnecting the abutting portions, and two locking arms extending outwardly from two outer ends of the abutting portions, respectively. The retaining portion and the resisting portion abut against the evaporation section of the heat pipe, the abutting portions abut against inner surfaces of the fastening portions, the locking arms are fastened to the circuit board, thereby mounting the retention plate with the heat pipe on the electronic component. | 06-23-2011 |
20110149515 | HEAT DISSIPATION DEVICE AND ELECTRONIC SYSTEM INCORPORATING THE SAME - A heat dissipation device for a first electronic component and a second electronic component mounted on a circuit board includes a first base mounted on the first electronic component and a second base mounted on the second electronic component. The second base is movably connected with the first base. An electronic system incorporating the heat dissipation device is also provided. | 06-23-2011 |
20110149511 | ELECTRONIC DEVICE INCORPORATING CENTRIFUGAL BLOWER - An electronic device includes a casing, a centrifugal blower and sidewall received in the casing. The casing is adapted for accommodating electronic components therein, and includes a bottom cover and an opposite top cover. The centrifugal blower is surrounded by the sidewall and includes a sleeve directly mounted to the bottom cover, a bearing member mounted in the sleeve, a stator mounted to the sleeve and an impeller rotatably supported by the bearing member. The bottom cover of the electronic device functions as a bottom plate of the centrifugal blower. | 06-23-2011 |
20110148271 | LED LAMP - An LED lamp includes a connecting member and an LED module. The connecting member is adapted for electrically connecting with a power source. The LED module is clasped by and electrically connects to the connecting member. | 06-23-2011 |
20110146960 | FAN HOLDER AND HEAT DISSIPATION DEVICE USING THE SAME - A fan holder adapted for fixing a fan onto a heat sink includes a frame, a fastener pivotedly connected with the frame, and a first resilient member disposed between the frame and the fastener. When the fastener is located at a first position, the first resilient member exerts a resilient force on and keeps the fastener at the first position, and the fan is sandwiched between the fastener and the frame. When an external force is applied on the fastener, the fastener rotates from the first position to a second position in which the fan can no longer be sandwiched between the fastener and the frame, and when the external force is removed, the first resilient member drives the fastener from the second position back to the first position. | 06-23-2011 |
20110146954 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a fan having fixing cylinders, a heat sink having a supporting board, and fasteners fixing the fan to the heat sink. Each fastener includes a screwing pole, a first elastic member and a second elastic member encircling the screwing pole, and a fastening cylinder engaging with the screwing pole. Each screwing pole includes a head, a shaft extending coaxially downwardly from the head, and a post extending coaxially downwardly from the shaft. For each fastener, the screwing pole extends through a corresponding fixing cylinder of the fan, the first elastic member is compressed between the head and the corresponding fixing cylinder, the second elastic member is compressed between the corresponding fixing cylinder and the fastening cylinder, and the post protrudes from the fastening cylinder and is engaged with the supporting board. | 06-23-2011 |
20110146949 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a heat-absorbing plate, a fin unit, a heat pipe connected to the heat-absorbing plate and the fin unit, and a clip spanning over the heat-absorbing plate and resting on the heat pipe. A fastening tab and a positioning tab are formed on the heat-absorbing plate. A fastening hole and a positioning hole are defined in the clip respectively corresponding to the fastening and positioning tabs. The fastening tab is engaged in the fastening hole. The positioning tab is received in the positioning hole. | 06-23-2011 |
20110146948 | FIXING FRAME AND HEAT DISSIPATION DEVICE USING THE SAME - A heat dissipation device includes one of heat sinks with different specifications each of which includes a core and supports extending outwards and radially from the core, and a fixing frame receiving the one of the heat sinks therein. The fixing frame comprises a side plate, a plurality of vertical walls extending downwardly from the side plate, and two sets of slots defined in an inner side of the side plate. Each of the slots extends upwardly from a bottom surface of the side plate to a certain depth to form a step at a top thereof. The slots are staggered with the vertical walls. The supports correspondingly slide in one set of slots and abut corresponding steps. | 06-23-2011 |
20110146947 | HEAT DISSIPATION DEVICE AND CLIP THEREOF - An exemplary clip is adapted for fixing a heat sink to a heat generating component. The clip includes a body, a first engaging member, an operating member and a second engaging member. The body is adapted for pressing the heat sink. The first engaging member is formed at one end of the body. The operating member pivotally connects to another end of the body. The second engaging member pivotally engages with the operating member and is capable of moving towards or away from the body during rotation of the operating member. | 06-23-2011 |
20110146120 | EMERGENCY EXIT INDICATOR INCORPORATING LED UNIT - An emergency exit indicator includes a flat housing and a light source received in the housing. The housing has a length greater than a width thereof. The housing includes a panel provided with a sign thereon to indicate emergency exit. The light source includes a plurality of LEDs each being covered by a lens. Light of the LED goes through the lens and is then illuminated on the sign to cause the sign to be visible. The lens has two opposite sides along a lengthwise direction of the housing longer than other two opposite sides along a widthwise direction of the housing, such that the light through the lens along the widthwise direction of the housing is converged in a narrower manner than the light through the lens along the lengthwise direction of the housing. | 06-23-2011 |
20110141700 | HEAT DISSIPATION APPARATUS - An exemplary heat dissipation apparatus includes a heat sink and fasteners mounting the heat sink on an electronic component on a circuit board. The heat sink includes a thermal conductive core, fins extending outwardly from the thermal conductive core and mounting plates extending outwardly from the thermal conductive core. A mounting arm extends outwardly from each of the mounting plates. The mounting arm defines receiving holes therein. Each fastener passes through a selected one of the receiving holes of a corresponding mounting arm. | 06-16-2011 |
20110141686 | HEAT DISSIPATION APPARATUS FOR ELECTRONIC DEVICE - A heat dissipation apparatus adapted for simultaneously cooling a first electronic component and a second electronic component includes a heat sink adapted for being thermally attached to the first electronic component, a fan duct receiving the heat sink therein and a fan mounted to the fan duct. The fan duct comprises a top plate and two side plates extending from two opposite sides of the top plate. A receiving space is defined in the fan duct between the top plate and a top of the heat sink and adapted for receiving the second electronic component. Airflow from the fan is guided by the fan duct to blow towards the heat sink and the second electronic component, simultaneously. | 06-16-2011 |
20110140637 | LED ILLUMINATION SYSTEM WITH A POWER SAVING FEATURE - An LED illumination system includes a control circuit having a timing unit, a control unit, a PWM signal generating unit and a micro-programmed control unit (MCU). The timing unit divides an operating period of an LED lamp into different time segments, and outputs clock signals. The control unit outputs different controlling signals corresponding to the clock signals to the PWM signal generating unit, which in turn generates different PWM signals with different duty cycles. A constant current circuit electrically connects the control circuit and outputs different electric currents to make the LED lamp emit light having different light intensities at the different time segments. The MCU is at an outside of the LED lamp and sets a program to control the timing unit, the control unit and the PWM signal generating unit. | 06-16-2011 |
20110140609 | LAMP CONTROL SYSTEM - A lamp control system includes a first driving circuit, an assistance DC power source having an output voltage lower than a working voltage of a lamp and a second driving circuit. The first driving circuit electrically connects the lamp with a utility power source to convert an AC power a DC power and supply the DC power to the lamp. The second driving circuit electrically connects the assistance DC power source with the lamp. The second driving circuit includes a boost circuit, which is connected to the assistance DC power source to promote the output voltage of the assistance DC power source to the working voltage of the lamp and then supply electrical power with the promoted voltage to the lamp when the utility power source is off. | 06-16-2011 |
20110140147 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face facing the LED, and the light-emergent face includes a first light-emergent face located opposite to the first light-incident face. The first light-incident face is a continuously curved face which has a curvature, along a bottom-to-top direction of the lens, firstly decreasing gradually to a first value; then increasing gradually to a second value; then decreasing gradually again to a third value; and then increasing gradually again. The light-emergent face has a first light-emergent face located above the first light-incident face and having a varied curvature. | 06-16-2011 |
20110140146 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face faces the LED, and the light-emergent face having includes a first light-emergent face located opposite to the first light-incident face. The first light-emergent face is a continuously curved face which has a curvature, along a top-to-bottom direction of the lens, firstly increasing gradually, then decreasing gradually and then increasing gradually again. | 06-16-2011 |
20110140145 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face which faces the LED, and the light-emergent face includes a first light-emergent face located opposite to the first light-incident face. The first light-emergent face is a continuously curved face which has a curvature firstly increasing gradually and then decreasing gradually along a bottom-to-top direction of the lens. | 06-16-2011 |
20110138665 | EMERGENCY EXIT INDICATOR - An emergency exit indicator includes a housing and a light source received in the housing. The housing includes two first connecting arms at top and bottom thereof and two second connecting arms at lateral sides thereof. The first and second connecting arms are connected with each other by four connecting units located respectively at four corners of the housing. Each connecting unit includes a seat and two engaging tabs extending from the seat. One engaging tab is engaged with a corresponding first connecting arm, and the other is engaged with a neighboring second connecting arm. | 06-16-2011 |
20110135462 | COOLING FAN - A cooling fan includes a fan housing and a stator and an impeller received in the fan housing. The fan housing includes a frame and a mounting portion located in the frame. The stator is received in the frame and mounted to the mounting portion. The impeller is mounted to the stator and rotatable with respect to the stator. The impeller includes a hub and a plurality of blades extending radially and outwardly from the hub. Each of the blades includes an inner end connected with the hub and an outer end distant from the hub. Each of the blades forms a tab on the outer end at the end surface. | 06-09-2011 |
20110133622 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a plurality of protruding blocks extending upwardly from a top face of the supporting plate. The protruding blocks have inclined faces oriented upwardly and outwardly away from the top face of the supporting plate. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined faces of the protruding blocks, whereby at least a portion of light generated from the second LEDs projects towards a lateral side of the LED lamp. | 06-09-2011 |
20110132573 | HEAT DISSIPATION DEVICE WITH ROTATION-LOCKED HEAT SINK - An exemplary heat dissipation device includes a heat sink and a fixing frame. The heat sink defines receiving depressions at an outer peripheral surface thereof. The fixing frame includes a peripheral side plate encircling the heat sink, fixing legs extending downwards from the side plate, and an elastic member disposed on the side plate. Protruding members extend inwardly from the fixing legs. The heat sink is rotatably received in the fixing frame. When the heat sink is in an unlocked state, the protruding members align with the receiving depressions, respectively. When the heat sink is rotated to a locked state, the protruding members abut a bottom of the heat sink thereby limiting axial movement of the heat sink relative to the fixing frame and the elastic member is received in a corresponding receiving depression and limit rotation of the heat sink in both clockwise and counterclockwise directions. | 06-09-2011 |
20110129174 | SLEEVE BEARING SYSTEM - A sleeve bearing system includes a bearing housing, a sleeve bearing received in the bearing housing, and a wear-resistant pad received at a bottom of the bearing housing. The bearing housing defines a receiving recess therein for receiving the sleeve bearing. The wear-resistant pad is sandwiched between the sleeve bearing and a bottom of the bearing housing. The wear-resistant pad includes a central supporting portion aligning with the bearing hole of the sleeve bearing and a plurality of ears extending radially and outwardly from and an outer periphery of the supporting portion. A reservoir is defined between adjacent ears around the supporting portion. | 06-02-2011 |
20110128746 | LED LAMP - An LED lamp includes a bracket and an LED module. The bracket includes a mounting body configured for fixing the LED lamp at a desired position and a heat dissipation portion extending from the body. The LED module includes a circuit board thermally attached to the heat dissipation portion and an LED connected to the circuit board. A lamp cover is secured to the heat dissipation portion and covers the LED module. | 06-02-2011 |
20110128745 | LENS AND LED MODULE USING THE SAME - An LED module includes a printed circuit board, an LED mounted on the printed circuit board, and a lens fixed on the printed circuit board and covering the LED for refracting light emitted by the LED. The lens has a concaved inner face for incidence of the light and an opposite convex outer face for the light refracting out thereof. The inner face is aspherical. The outer face is spherical. The inner and outer faces are centrosymmetrical relative to axes, respectively, which are coincident with each other. A curvature of the inner face is gradually reduced from a center to an edge thereof. | 06-02-2011 |
20110128733 | LED LAMP - An LED module includes a housing, a plurality of LED modules, a plurality of first and second reflectors, a heat sink attached to the housing and an envelope engaged with the housing and covering the LED modules, the first and second reflectors. The housing includes a base and four sidewalls extending upwardly from edges of the base. The LED modules are mounted on the base. The first reflectors are accommodated in the housing and each cover a corresponding LED module. The second reflectors are mounted on the base and each located at a lateral side of the corresponding LED module. | 06-02-2011 |
20110128728 | LED LAMP - An exemplary LED lamp includes a central member, lamp bodies, a solar panel transforming solar power to electric energy, and a supporting member supporting the solar panel over the central member. Each lamp body includes a housing and an LED module received in the housing. The housings of the lamp bodies have bottoms thereof mounted around the central member and have tops thereof extending upwardly and outwardly from the central member. Each of the housings defines an opening facing away from the central member. Light generated by the LED modules projects out of the lamp bodies through the openings. The solar panel provides the electric energy to the LED modules. | 06-02-2011 |
20110127929 | LED ILLUMINATION SYSTEM WITH A POWER SAVING FEATURE - An LED illumination system includes a control circuit having a timing unit, a control unit and a PWM signal generating unit. The timing unit divides an operating period of an LED lamp into a plurality of time segments, and outputs a clock signal at a start of each time segment to the control unit. The control unit outputs different controlling signals corresponding to the clock signals to the PWM signal generating unit, which in turn generates different PWM signals with different duty cycles. A constant current circuit electrically connects the control circuit to the LED lamp. The constant current circuit outputs different electric currents to the LED lamp according to the PWM signals, to thereby control the LED lamp to emit light having different light intensities at the various time segments of the operating period. | 06-02-2011 |
20110127553 | LED UNIT - An LED (light emitting diode) unit includes an LED and a lens mounted on the LED. The lens defines a passageway at a central portion thereof. The passageway runs through the lens. The lens includes a concave light emitting surface at a top thereof. Light output from the LED with a small light-emission angle travels directly through the passageway, without a loss of light intensity. | 06-02-2011 |
20110127006 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes mounting feet and fasteners mounted on the mounting feet. Each fastener includes a shaft and two latching portions extending outwardly from an outer circumference of an end of the shaft. Each mounting foot defines a through hole allowing extension of the end of the shaft with two second portions. Each mounting foot defines two latching recesses in a surface thereof. Each of the latching recesses defines two blocking surfaces. When the end of the shaft with the latching portion extends through the through hole and beyond the surface of a corresponding mounting foot, the shaft is rotated with respect to the through hole so as to make the latching portion be received in the latching recesses. The blocking surfaces of the latching recesses stop the latching portions rotating with respect to the through hole to escape from the corresponding mounting foot. | 06-02-2011 |
20110122634 | CONNECTOR FOR CONNECTING LAMP TO SUPPORT - A connector for connecting a lamp to a pole, includes a frame and a bracket pivotably attached to the frame. The frame has multiple positioning holes defined therein, and the bracket has two slots defined corresponding to the positioning holes. A blot extends through the frame and the bracket, and a screw is selected to extend through one of the positioning holes and a corresponding slot to fix the bracket to the frame with a required angle. | 05-26-2011 |
20110122632 | LED UNIT - An LED unit includes an LED having an optical axis and a lens mounted on the LED. The lens includes an incidence surface, an emission surface, and a light-reflecting face between the incidence surface and the emission surface. The light-reflecting face has a diameter gradually increasing from a bottom towards a top of the lens. The incidence surface includes a first incidence surface and a second incidence surface extending downwardly from a circumference of the first incidence surface and protruding inwardly towards the LED. Light emitted from the LED with a large angle is refracted by the second incidence surface into substantially parallel beams in one side of a cross-section of the lens through the optical axis of the LED, and the parallel beams are sequentially reflected by the light-reflecting face and refracted by the emission surface out of the lens in substantially parallel beams. | 05-26-2011 |
20110122606 | SOLAR ENERGY COLLECTOR AND LAMP USING THE SAME - A lamp includes a lamp body, a control module and a solar energy collector. The solar energy collector includes a first motor, a second motor coupled to the first motor, a solar energy absorption board, and a detection apparatus mounted on the solar energy absorption board. The solar energy absorption board coupled to the second rotary rod. The detection apparatus includes two first photosensitive resistors mounted opposite to each other and two second photosensitive resistors mounted opposite to each other. The control module controls the first motor to rotate when a voltage difference between the first photosensitive resistors is detected; the control module controls the second motor to rotate when a voltage difference between the second photosensitive resistors is detected. | 05-26-2011 |
20110121739 | LIGHT EMITTING DIODE LAMP AND CONTROL CIRCUIT THEREOF - A control circuit of an LED lamp includes a voltage regulator, at least a photo resistor and a feedback circuit. The voltage regulator includes an output terminal and a feedback terminal. The feedback circuit includes an amplifier having a first input end, a second input end and an output end. The LED lamp is connected between the first input end of the amplifier and the output terminal of the voltage regulator. The at least a photo resistor can sense a change of brightness level of an environment surrounding the LED lamp and a resistance of the at least a photo resistor increases along with a decrease of the brightness level. The change of resistance of the photo resistor is fed back to the voltage regulator via the amplifier, to thereby control an electric current flowing through the LED lamp. | 05-26-2011 |
20110121704 | LED LAMP HAVING GOOD HERMETICAL PERFORMANCE - An LED lamp includes an enclosure, a base connected to a bottom of the enclosure, a cover connected to a top of the enclosure, an LED module received in the enclosure, a cap connected to a base, and a bracket fixed on the enclosure and pressing the cover on the enclosure. A first gasket is sandwiched between the bottom of the enclosure and the base, and a second gasket is sandwiched between the top of the enclosure and the cover. A driving module is received in the enclosure and isolated from the LED module by an interlayer formed in the enclosure. | 05-26-2011 |
20110115414 | LED LAMP - A light emitting diode (LED) lamp includes a lamp body, an LED module mounted on an end of the lamp body and a switching member mounted on the lamp body. The LED module has LEDs facing outwards. The switching member is capable of switching the LED lamp between N type of working modes including modes I | 05-19-2011 |
20110115390 | LED LAMP - An exemplary light emitting diode (LED) lamp includes a lamp body, an LED module and a switching member. The LED module is mounted on the lamp body and includes a plurality of first LED components emitting a first light with a first color temperature and a plurality of second LED components emitting a second light with a second color temperature. The switching member is mounted around the lamp body and can be operated to cause the LED lamp to work in different modes. In the different modes, different numbers of the first and second LED components are driven to emit light with different color temperatures. | 05-19-2011 |
20110115387 | LED LAMP AND PROTECTING CIRCUIT THEREOF - A protecting circuit for an LED unit includes first, second, third and fourth diodes. A cathode of the second diode couples to an anode of the first diode, and a cathode of the third diode couples to a cathode of the first diode. The fourth diode includes an anode coupling to the anode of the second diode and a cathode coupling to the anode of the third diode. A first junction is formed between the first and second diodes, a second junction is formed between the third and fourth diodes, a third junction is formed between the second and fourth diodes, and a fourth junction is formed between the first and the third diodes. The first and the second junctions are connected to the LED unit. The third and fourth junctions are connected to a power source for supplying electric current to the LED unit. | 05-19-2011 |
20110114301 | HEAT DISSIPATION APPARATUS AND METHOD FOR MANUFACTURING THE SAME - A heat dissipation apparatus includes fins each including a body and blades extending radially outwardly from the body. The blades define cutouts therebetween. The fins are stacked together in such a manner that the cutouts of the fins cooperatively form airflow guiding channels each extending spirally from top to bottom. | 05-19-2011 |
20110110102 | LED UNIT - An LED (light emitting diode) includes a light emitting chip and a lens above the chip. The lens includes a base and a convex curved circumferential surface extending upwardly from a periphery of the base toward a center of the lens. An acute angle formed between a light ray generated by the chip and projecting on a point of the convex curved circumferential surface and a main axis of the lens extending vertically from a center of the chip is smaller than that formed between the normal for the point of the convex curved circumferential surface and the main axis of the lens so that light generated by the chip is converged by the lens. A light-emission angle of the LED at 10% of a peak light intensity of the LED is ranged between 60-75 degrees from the main axis. | 05-12-2011 |
20110110101 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a pedestal, a light-guiding portion connected to the pedestal and a pair of ears extending outwardly from the pedestal. The light-guiding portion includes a light-incident face facing the LED and a light-emergent face away from the LED. The light-incident face has a constant curvature and the light-emergent has a variable curvature larger than that of the light-incident face. | 05-12-2011 |
20110110100 | LENS AND LED MODULE USING THE SAME - An LED module includes a printed circuit board, an LED mounted on the printed circuit board, and a lens fixed on the printed circuit board and covering the LED for refracting light emitted by the LED. The lens has a concaved inner face for incidence of the light and an opposite convex outer face for the light refracting out thereof. The inner and outer faces are both spherical. A curvature of the inner face is smaller than that of the outer face. | 05-12-2011 |
20110110098 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a first light-incident face confronting the LED to refract the light emitted from the LED with a small angle into the lens, a second light-incident face surrounding the LED to refract the light emitted from the LED with a large angle into the lens, a light-reflecting face to reflect the light from the second light-incident face towards a top of the LED, a first light-emergent face to refract the light from the first light-incident face out of the lens, and a second light-emergent face to refract the light from the light-reflecting face out of the lens. | 05-12-2011 |
20110110097 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a first light-incident face confronting the LED to refract the light emitted from the LED with a small angle into the lens, a second light-incident face surrounding the LED to refract the light emitted from the LED with a large angle into the lens, a light-reflecting face to reflect the light from the second light-incident face towards a top of the LED, a first light-emergent face to refract the light from the first light-incident face out of the lens, and a second light-emergent face to refract the light from the light-reflecting face out of the lens. | 05-12-2011 |
20110110042 | ELECTRONIC DEVICE ASSEMBLY WITH HEAT DISSIPATION DEVICE - An exemplary electronic device assembly includes a printed circuit board with an electronic component thereon, and a heat dissipation device. The heat dissipation device includes a heat sink mounted on the printed circuit board and a heat pipe pivotably engaged with the heat sink. The heat sink includes a main body defining a transverse channel therethrough and an injection aperture at a top of the main body to communicate the channel and an exterior of the main body. The heat pipe is pivotably engaging in the channel of the main body. A gap is defined between the heat pipe and the heat sink. Heat conductive grease is injected into the channel and filled in the gap between the heat pipe and the heat sink to thermally connect the heat sink with the heat pipe. | 05-12-2011 |
20110110040 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a fan having a plurality of first fixing cylinders, a heat sink having a plurality of second fixing cylinders, and a plurality of fasteners fixing the fan to the heat sink. Each of the fasteners includes a screwing post, an elastic member encircling the screwing post, and an annular fastening collar engaging with the screwing post. Each of the fasteners extends through a corresponding first fixing cylinder of the fan and a corresponding second fixing cylinder of the heat sink. The elastic member of each fastener is compressed between the corresponding first fixing cylinder and the corresponding second fixing cylinder. | 05-12-2011 |
20110108243 | PLATE-TYPE HEAT PIPE - An exemplary plate-type heat pipe includes a hermetic container, working fluid contained in the container, a first wick portion and two second wick portions formed on inner surfaces of the container. The container includes an evaporating plate and a condensing plate facing each other. The evaporating plate includes a heat absorbing portion, two transition portions extending outwardly and upwardly from opposite ends of the heat absorbing portion, respectively, and two extending portions extending outwardly from outer ends of the transition portions, respectively. The first wick portion is formed on an inner surface of the heat absorbing portion. The second wick portions are formed on inner surfaces of the transition portions, respectively. The third wick portions are formed on inner surfaces of the extending portions, respectively. The third wick portions define capillary pores and a plurality of holes therein. | 05-12-2011 |
20110108236 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a round heat sink and a fixing frame. The heat sink defines receiving depressions at an outer peripheral surface thereof. The fixing frame includes a peripheral side plate disposed around the heat sink and fixing legs corresponding to the receiving depressions of the heat sink extending downwardly from the side plate. The fixing frame includes blocks extending inwardly from an inner surface of the side plate and protruding members extending inwardly from the fixing legs. The heat sink is rotatably received in the fixing frame with a top of the heat sink abutting the blocks. When the heat sink is in an unlocked state, the protruding members align with the receiving depressions, respectively. When the heat sink is rotated to a locked state, the protruding members abut a bottom of the heat sink. | 05-12-2011 |
20110108234 | FASTENING DEVICE AND HEAT DISSIPATION APPARATUS USING THE SAME - A fastening device includes a fixing bracket and a fastener. The fixing bracket includes a fixed arm and two adjusting arms respectively connecting at two ends of the fixed arm. Each of the two ends of the fixed arm defines a plurality of spaced retaining slots. The retaining slots are located at different positions along the fixed arm. Each of the two adjusting arms has a sliding end retained selectively in one of the retaining slots and an opposite fixing end. The fastener extends through the fixing end of each of the two adjusting arms. | 05-12-2011 |
20110103083 | LAMP WITH SNOW REMOVING STRUCTURE - A lamp includes a bracket, a cover and a lamp body pivotably engaged with the shaft. The bracket includes a shaft with a flat top surface. The lamp body includes a first lateral portion and a second lateral portion. The lamp body defines a channel with a flat top surface. The cover is mounted over the second lateral portion. When the lamp body is at a first position, the top surface of the channel engages the top surface of the shaft. When the first lateral portion of the lamp body is subjected to weight of snow/ice accumulated thereon which is beyond a set value, the lamp body rotates around the shaft from the first position to a second position to enable the snow/ice to fall from the first lateral portion. | 05-05-2011 |
20110103078 | LED LAMP - An LED lamp includes a planar base, an LED module mounted on the base, an envelope covering the LED module, and a lamp housing having a configuration like a lantern and defining a cavity. An annular receiving groove is recessed from a bottom face of the base. The LED module is attached on the bottom face of the base and surrounded by the receiving groove. The envelope includes a recessed body and an engaging flange extending outwardly from a periphery of the body. The engaging flange of the envelope is received in the receiving groove. The base, the LED module and the envelope are received in the cavity. | 05-05-2011 |
20110103070 | LED MODULE - An LED module includes an LED and a lens covering the LED. The LED has an optical axis. The lens has an incident face for incidence of light of the LED into the lens and an opposite emitting face for refracting the light of the LED out of the lens. The emitting face has two elongated, ellipsoid lateral surfaces and a middle surface located between and connecting with the two ellipsoid lateral surfaces. The incident face has a sidewall and a ceiling connecting to a top of the sidewall. The middle surface of the emitting face and the ceiling of the incident face are corresponding to each other and inclined laterally relative to the optical axis of the LED. | 05-05-2011 |
20110103052 | LED LAMP - An LED lamp includes a housing, multiple LEDs received in a first end portion of the housing, an envelope having a first end portion inserted in the housing and having a second end portion extending beyond a second end portion of the housing, and a reflector covering the second end portion of the envelope and having a reflective surface facing the LEDs. The LEDs encircle the first end portion of the envelope. The second end portion of the envelope spaces a distance from the second end portion of the housing to define a window at the second end portion of the envelope. Light generated by the LEDs permeates the envelope and impinges on the reflective surface, and the light is reflected by the reflective surface to emit out of the housing from the window, thereby illuminating an annular region around the housing. | 05-05-2011 |
20110103037 | LED LAMP - An LED lamp includes a housing and a light source located outside the housing. An electric module is received in the housing. The housing defines a receiving recess in an outer surface thereof. The light source is connected to the electric module electrically. The light source is pivotally mounted to the housing and pivotable between a rest state and a working state to adjust an illumination angle of the light source. When the light source is located at the rest state, the light source is received in the receiving recess. When the light source is located at the working state, the light source is pivoted up from the receiving recess. The LED lamp can be used for normal illumination, emergency illumination or mobile illumination. | 05-05-2011 |
20110103017 | HEAT DISSIPATION DEVICE FOR ELECTRONIC DEVICE ASSEMBLY - A heat dissipation device adapted for cooling an electronic device mounted on a printed circuit board comprises a base plate adapted for being thermally attached to the electronic device and a clip attached on a top face of the base plate. The base plate comprises two protruding poles protruding downwardly from a bottom face thereof. The protruding poles are capable of extending through the printed circuit board, thereby establishing a location for the heat dissipation device on the printed circuit board. The clip fastens the heat dissipation device on the printed circuit board after the location for the heat dissipation device on the printed circuit board has been established. | 05-05-2011 |
20110101864 | LAMP WITH SNOW REMOVING STRUCTURE - A lamp includes a bracket having a cover, a lamp body fixed to the bracket by a shaft, a heating device and a pressure switch. The lamp body includes first and second portions at opposite sides of the shaft. The heating device is mounted at the first portion of the lamp body and the cover. The pressure switch is mounted to the cover and engages with a top of the second portion. When a weight of the snow/ice accumulated on the first portion of the lamp body is beyond a set value, the pressure switch controls the heating device to be switched on to melt the snow/ice; when the weight of the snow/ice accumulated on the lamp body decreases to be less than the set value, the pressure switch controls the heating device to be switched off. | 05-05-2011 |
20110100613 | PROTECTIVE CAP FOR COATED HEAT SINK AND HEAT SINK MODULE HAVING THE SAME - An exemplary heat sink module includes a heat sink, a thermal interface material and a protective cap. The heat sink includes a base and a heat conducting block integrally projecting from a bottom surface of the base. The thermal interface material is disposed on a bottom surface of the heat conducting block. The protective cap is removably attached to the heat conducting block to cover the thermal interface material therein. The protective cap includes a cover and a stepped flange extending outwardly from a periphery edge of the cover. | 05-05-2011 |
20110100595 | FASTENER AND HEAT DISSIPATION DEVICE USING THE SAME - An exemplary fastener used for connecting at least two components together includes a bolt, a shell, and an elastic member. The bolt has a head, a shaft, an engaging portion, and a threaded portion in series. A diameter of the engaging portion is larger than a diameter of the shaft and a diameter of the threaded portion. The shell has a side wall and a collar extending inwardly from a bottom of the side wall. The collar defines a through hole therein. A diameter of the through hole is slightly smaller than the diameter of the engaging portion of the bolt. The elastic member is sandwiched between the head of the bolt and the collar of the shell. The bolt with the elastic member is received in the shell, and a top of the engaging portion of the bolt abuts against a bottom of the collar of the shell. | 05-05-2011 |
20110096550 | LAMP WITH SNOW REMOVING STRUCTURE - A lamp includes a bracket including a shaft and a limiting member and a lamp body pivotably engaged with the shaft. The lamp body includes a luminous portion and a counterweight portion at different sides of the shaft. When the lamp body is at a first position, the luminous portion of the lamp body abuts the limiting member; when the luminous portion is subjected to an exterior force which is caused by weight of snow/ice accumulated on the luminous and excesses a set value, the lamp body rotates around the shaft from the first position to a second position; when the exterior force disappears or decreases to be less than the set value, the lamp body returns from the second position to the first position. The lamp can automatically remove the snow/ice accumulated on the lamp body. | 04-28-2011 |
20110096536 | SOLAR-POWERED LED INDICATOR LAMP - An LED indicator lamp includes a shell, at least an LED module, a driving and controlling circuit board, a rechargeable battery and a plurality of solar panels. The shell has indicating words formed thereon. The shell and indicating words have different hues so that the indicating words can be easily recognized. The LED module is received in the shell to lighten the shell and highlight the indicating words. The driving and controlling circuit board is received in the shell to drive and control the LED module to lighten. The rechargeable battery is received in the shell to provide the LED module with electrical power. The solar panels are fixed on an outer surface of the shell to capture sunlight and convert it to electrical power to charge the rechargeable battery. | 04-28-2011 |
20110096501 | HEAT DISSIPATION DEVICE AND ELECTRONIC DEVICE USING THE SAME - An exemplary heat dissipation device includes a heat sink defining air passages therein, a fan holder fixedly mounted on the heat sink, a fan mounted on the fan holder, and an adjustable wind-guiding module located in and pivoted to the fan holder. The fan is positioned for generating an airflow flowing through the adjustable wind-guiding module generally toward the air passages of the heat sink. The adjustable wind-guiding module is selectably pivotable with respect to the fan holder such that a direction of the airflow generally toward the air passages of the heat sink is changed accordingly. | 04-28-2011 |
20110094711 | HEAT DISSIPATION DEVICE WITH HEAT PIPE - An exemplary heat dissipation device dissipating heat generated by an electronic element mounted on a printed circuit board includes a supporter, a heat conducting base, a first fin assembly and a heat pipe. The heat conducting base is securely attached to a bottom side of the supporter and thermally contacting the electronic element. The first fin assembly is securely attached to a top side of the supporter. The heat pipe includes an evaporator sandwiched between the supporter and the heat conducting base, and a condenser extending through the supporter and extending in the first fin assembly. | 04-28-2011 |
20110094709 | HEAT DISSIPATION APPARATUS AND FRAME THEREOF - An exemplary heat dissipation apparatus includes frame, a cooling fan and a heat sink. The frame includes an annular wall, a supporting board extending inward from a top of the annular wall, a plurality of legs extending downwardly from a bottom of the annular wall, and a plurality of engaging portions extending inward from an inner circumferential surface of the annular wall. A bottom of each engaging portion forms a plurality of steps at different levels. The levels of the steps of each engaging portion correspond to the levels of the steps of each other engaging portion. The cooling fan is arranged on the supporting board of the frame. The heat sink abuts against one of the steps of each engaging portion. | 04-28-2011 |
20110091316 | FAN ASSEMBLY WITH SNAP-ON COVER - An exemplary fan assembly includes a fan and a snap-on cover. The fan includes a bracket and an impeller disposed in the bracket. The cover includes a base body, a number of first clasps extending outwardly from a first side of the base body, a number of retaining clasps extending outwardly from an opposite second side of the base body, and an operation portion connecting the retaining clasps. The base body is disposed on the bracket, the first clasps clasp a first side of the bracket, the retaining portions clasp an opposite second side of the bracket, and the operation portion presses the bracket. | 04-21-2011 |
20110090701 | LED LAMP - An LED lamp includes an LED and a lens covering thereon. The LED has an optical axis. The lens includes a light incidence surface adjacent to the LED and a light emission surface opposite to the light incidence surface. A first imaginary plane and a second imaginary plane intersect at the optical axis of the LED, the light emission surface of the lens is symmetric about the first and second imaginary planes, respectively. In the first imaginary plane, light emitted from the light emission surface distribute regions which a light emitting angle of the LED lamp ranges from 0° to about 45°. In the second imaginary plane, light emitted from the light emission surface distribute regions which a light emitting angle of the LED lamp ranges from 0° to about 75°. | 04-21-2011 |
20110090692 | LED LAMP HAVING IMPROVED WATERPROOF PERFORMANCE - An LED lamp includes a lamp seat, an illuminant module mounted on the lamp seat, an envelope covering the illuminant module, a waterproof cushion sandwiched between the lamp seat and the envelope and a pressing frame pressing the envelope toward the lamp seat. A plurality of protrusions protrude vertically and downwardly from the pressing frame. Outer faces of sidewalls of the lamp seat slant outwardly and upwardly relative to each other. A plurality of fasteners extend through the protrusions horizontally and are fastened on the sidewalls of the lamp seat, whereby the envelope is urged to tightly press the waterproof cushion toward the lamp seat. | 04-21-2011 |
20110090682 | LED TUBE - An LED (light emitting diode) tube includes a connecting member, an LED module mounted on a bottom side of the connecting member, a driving circuit module mounted on a top side of the connecting member, two covers engaging with two opposite lateral sides of the connecting member and two connectors. The two covers cover the driving circuit module and the LED module, respectively. The two connectors are located at two opposite ends of the LED tube. Two recesses are cooperatively defined by the two covers and the connecting member in two opposite sides of the LED tube and along a length of the LED tube. The recesses separate the two covers from each other and each have a width less than 12mm. | 04-21-2011 |
20110089856 | LIGHT EMITTING DIODE LAMP AND CONTROL CIRCUIT THEREOF - A control circuit for controlling current through LEDs of an LED lamp includes a voltage regulator, a feedback circuit with an amplifier and a photo-resistor. The voltage regulator includes an output terminal connecting with the LEDs and a feedback terminal The amplifier includes an in-phase input end coupling with an output end of the LEDs, an out-phase input end and an output end connected to the feedback terminal of the voltage regulator. The photo-resistor is connected between the out-phase input end of the amplifier and the ground. The photo-resistor has a resistance increasing along with a decrease of the light intensity of the LEDs. The increase of resistance of the photo-resistor is fed back to the voltage regulator via the amplifier, to thereby increase the electric current through the LEDs to maintain the light intensity of the LED lamp within an acceptable range. | 04-21-2011 |
20110088876 | PLATE-TYPE HEAT PIPE - A plate-type heat pipe includes a condensing plate, an evaporating plate and a first wick member. The evaporating plate cooperates with the condensing plate to define a hermetic container. Working fluid is contained in the container. The first wick member is formed on an inner surface of the condensing plate. The first wick member defines a plurality of through holes therein. | 04-21-2011 |
20110085751 | SLEEVE BEARING SYSTEM - An exemplary sleeve bearing system includes a bearing housing, a sleeve bearing and a resilient washer. The bearing housing defines a receiving hole therein. The receiving hole has a first diameter. The sleeve bearing has a second diameter which is slightly less than the first diameter, and the sleeve bearing is received in the receiving hole of the bearing housing. The resilient washer is received in the receiving hole of the bearing housing and is fitted around the sleeve bearing. The resilient washer is sandwiched between the bearing housing and the sleeve bearing and resiliently abuts an outer circumferential surface of the sleeve bearing to thereby mount the sleeve bearing in the receiving hole of the bearing housing. | 04-14-2011 |
20110084585 | LAMP ASSEMBLY - A lamp assembly includes a storage tank, a lamp, a liquid inlet pipe, a liquid outlet pipe and an actuator. The storage tank contains liquid therein. The lamp includes a lighting portion and a lid located at a top of the lighting portion. A flume is defined between a top end of the lighting portion and the lid. The liquid inlet pipe connects a first end of the storage tank and a corresponding end of the flume. The liquid outlet pipe connects an opposite second end of the storage tank and a corresponding end of the flume of the lamp. The actuator drives the liquid to circulate between the storage tank and the flume of the lamp to thereby dissipate heat generated by the lamp. | 04-14-2011 |
20110084554 | LED LAMP - An LED lamp includes an optical part, a heat dissipation member and an electric part. The optical part includes a hollow light penetrable tube and an LED module received in the tube. The heat dissipation member is received in the tube to mount the LED module thereon. The electric part include a circuit board and a rechargeable battery arranged in the tube, and two end covers arranged at two opposite ends of the tube. The LED module is provided with at least one first LED and at least one second LED. The at least one first LED and the at least one second LED cooperatively function as a main light source to provide normal illumination when an external AC power source is supplied normally. The at least one second LED independently function as an auxiliary light source to provide emergency illumination when the external AC power source is interrupted. | 04-14-2011 |
20110083830 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a base, a first heat sink mounted over the base and connected to the base via two first heat pipes, and a second heat sink located at a lateral side of the first heat sink and thermally connected to the base via a second heat pipe. The first heat sink includes two fin groups. One of the fin groups is stacked on the other fin group. Each of the fin groups includes a plurality of fins spreading radially from a center of the fin group to a periphery of the fin group along horizontal directions. | 04-14-2011 |
20110075428 | LED MODULE - An LED module includes an LED having a central axis I, and a lens. The lens has an incident face for incidence of the light of the LED and an opposite emitting face for refracting the light of the LED out of the lens. The emitting face of the lens has a central axis II. The central axis II is offset from the central axis I and located at one side of a plane ZOX of an XYZ coordinate with an original O which is located at a center of the LED, in which the central axis I is coincident with the Z axis. The light beams emitted from the one side of the plane ZOX are stronger than the light beams emitted from the another side of the plane ZOX after the light beams emitted from the LED pass through the lens. | 03-31-2011 |
20110075409 | LED LAMP - An LED lamp includes a body, a first LED illuminant located at a side of the body and a second LED illuminant located at another side of the body opposite to the side of the body. An intersecting angle exists between the body and each of the first LED illuminant and the second LED illuminant so that light generated from the first LED illuminant and light generated from the second LED illuminant meet each other at a position above the body. | 03-31-2011 |
20110070081 | COOLING FAN WITH INTERNALLY TAPERED HOUSING - A cooling fan includes a fan housing and a rotor. The fan housing includes an inner surface defining an inner space therein. The inner surface expands along a direction parallel to a central axis of the fan housing. The rotor is received in the inner space and surrounded by the inner surface of the fan housing. The rotor includes a hub and a plurality of rotary blades extending outwardly from the hub. Each of the rotary blades has an outer edge confronting the inner surface of the fan housing. The outer edge of each rotary blade slants towards the central axis of the fan housing. | 03-24-2011 |
20110068692 | LED LAMP - An LED lamp includes an optical part, a heat dissipation part and an electric part. The optical part includes main and auxiliary LED light sources thermally attached to the heat dissipation part. The electric part includes a rechargeable battery and a circuitry for converting an external AC power source into first and second DC power sources. The auxiliary LED light source is connected to the first DC power source for providing an auxiliary illumination when the external AC power source is normally supplied or to the rechargeable battery for providing an emergency illumination when the external AC power source is interrupted. The main LED light source is connected to the second DC power source for providing normal illumination when the external AC power source is supplied normally. Photoelectric switches are also provided for controlling the action of the auxiliary LED light source. | 03-24-2011 |
20110063828 | LAMP WITH FASTENING DEVICE - A lamp includes a lamp head, a lamp rod and a fastening device fixing the lamp head onto the lamp rod. The fastening device includes a tube-shaped lamp seat extending from the lamp head, a tightening device disposed in the lamp seat, a connecting device connecting the tightening device to the lamp seat, and a locking device mounted to the lamp seat. The tightening device includes an inner face and an outer face opposite to the inner face. The inner face of the tightening device and an inner face of the lamp seat sandwiching an end of the lamp rod therebetween. The tightening device can move along a radial direction of the lamp seat. The locking device presses the tightening device toward the end of the lamp post to urge the tightening device to tightly press the lamp rod. | 03-17-2011 |
20110063802 | ELECTRONIC SYSTEM WITH HEAT DISSIPATION DEVICE - A heat dissipation device is provided for dissipating heat generated by electronic components mounted on a printed circuit board in an electronic system. The electronic components have different heights. The heat dissipation device includes a connecting plate, at least two elastic members mounted on the connecting plate, and a heat sink having a substrate mounted on the connecting plate and located above one of the electronic components. A number of joining members extend through the printed circuit board and engage with the substrate to attach the substrate on the one electronic component on the printed circuit board. A distance between the substrate and the connecting plate is adjustable by adjusting the joining members to make the substrate intimately contact the one electronic component. | 03-17-2011 |
20110061918 | BACKBOARD ASSEMBLY AND ELECTRONIC DEVICE HAVING THE SAME - A backboard assembly includes a back plate, an electrically insulative sheet and a connection element. The connection element comprises a plurality of first engaging structures on a first side thereof to engage with the back plate and a plurality of second engaging structures on a second side opposing to the first side to engage with the electrically insulative sheet. | 03-17-2011 |
20110057567 | ILLUMINATION DEVICE WITH A SAFETY FEATURE - An illumination device includes a light source, an AC power source and a balance sensing switch. The AC power source is adapted for supplying an alternating current to the light source. The balance sensing switch is connected between the light source and the AC power source for automatically cutting off an electrical connection between the light source and the AC power source when the illumination device topples down. | 03-10-2011 |
20110051427 | LED MODULE - An LED module comprises an LED having an optical axis and a lens for refracting light from the LED. The lens is symmetric relative to a first plane at which the optical axis is located. The peak light intensity in the first plane occurs within 0-5 degrees off the optical axis. The light intensity in the first plane decreases from the peak light intensity with the increase of the angle off the optical axis. In a second plane perpendicularly intersected with the first plane at the optical axis, the peak light intensity occurs within 33-41 degrees off the optical axis, and the light intensity at the optical axis is larger than a half-peak light intensity. Within 0-33 degrees off the optical axis, the light intensity in the second plane increases with the increase of the angle off the optical axis. | 03-03-2011 |
20110051353 | HEAT DISSIPATION DEVICE FOR MEMORY MODULE - A heat dissipation device removing heat from a memory module includes two conducting plate clipping the memory module and an elastic member. Each conducting plate includes a lower part and an upper part. The two lower parts of the two conducting plates abut against two opposite sides of the memory module, respectively. The two upper parts of the two conducting plates are pivotably connected together and located above the memory module. The elastic member is located between the two upper parts and urges the two lower parts towards the memory module. The upper part of each conducting plate is slantwise at an obtuse angle to the lower part to make the two upper parts of the two conducting plates splay upwardly. | 03-03-2011 |
20110048682 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat pipe and a heat sink. The heat sink defines a through hole with a diameter slightly smaller then an outer diameter of the heat pipe. The heat pipe is fixedly engaging in the through hole of the heat sink via interference fit. The heat pipe includes a tube defining an interspace therein, a first wick formed on an inner surface of the tube, working fluid received in the interspace of the tube, and a retaining structure. The retaining structure is received in the interspace of the tube and abuts the first wick of the tube to enhance a rigidity of the tube. A second wick is formed on an outer surface of the retaining structure and connects with the first wick of the tube. | 03-03-2011 |
20110048681 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a connecting plate, a first heat sink, a second heat sink, and a second flattened heat pipe. The first heat sink includes a substrate mounted on a bottom of the connecting plate and a plurality of cylindrical pins inserted in the connecting plate and contacting the substrate. The second heat sink includes a heat spreader and a plurality of rectangular solid fins integrally extending from the heat spreader. The heat spreader engages in the connecting plate. The heat pipe thermally connects the substrate of the first heat sink and the second heat spreader of the second heat sink. | 03-03-2011 |
20110048678 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, a fan having a flange and a plurality of brackets mounting the fan on the heat sink. Each of the brackets includes two pair of spaced buckles extending from a top thereof toward the fan. A bottom of each bracket is fixed on a bottom of the heat sink. The two pair of buckles of the bracket are buckled on the flange of the fan. | 03-03-2011 |
20110048675 | HEAT SINK - A heat sink includes a plurality of first fins and a plurality of second fins. Each first fin and each second fin includes an inner end and an outer end opposite to the inner end, respectively. Each of the second fins is sandwiched between two respective adjacent first fins. The inner end of each of the first fins is engagingly received in the inner end of the previous adjacent first fin, sandwiching the inner end of a corresponding second fin therebetween. The outer end of each of the first fins is engagingly received in the outer end of the previous adjacent second fin, and the outer end of each of the second fins is engagingly received in the outer end of the previous adjacent first fin. | 03-03-2011 |
20110048341 | VAPOR CHAMBER AND METHOD FOR MANUFACTURING THE SAME - A vapor chamber includes a container, a wick structure attached to an inner surface of the container, and a supporting structure received in the container and abutting against opposite sidewalls of the container. The supporting structure is generally in the form of a metallic sheet and comprises a plurality of supporting members extending upwardly from thereof. A through hole is defined in the supporting member from top to bottom. An opening is defined between the adjoining supporting members. Opposite ends of the supporting members abut against the wick structure located at the opposite sidewalls of the container. | 03-03-2011 |
20110044042 | LED ILLUMINATION DEVICE - An LED illumination device includes a heat dissipation part, an optical part and an electric part. The optical part includes an LED module attached on the heat dissipation part and an envelope mounted on the heat dissipation part and covering the LED module. The electric part includes a casing and a lamp cap. The casing is cup-shaped. The lamp cap includes a sleeve electrode and a spring electrode attached at a bottom of the sleeve electrode. The sleeve electrode and the spring electrode electrically power the LED module. One end of the casing along an axis thereof is mounted on bottom ends of the heat dissipation part and the optical part. The sleeve electrode is disposed around the other end of the casing. The spring electrode is resiliently deformable along an axis of the sleeve electrode. | 02-24-2011 |
20110044038 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a light-reflecting member mounted on a top face of the supporting plate. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the top face of the supporting plate and surrounding the light-reflecting member. The light-reflecting member defines a plurality of concave portions recessed inwardly from an outer face thereof. The second LEDs are located corresponding to the concave portions, respectively, whereby light generated from the second LEDs is reflected by the light-reflecting member towards a lateral side of the LED lamp. | 02-24-2011 |
20110044033 | LED LAMP ASSEMBLY - An LED lamp assembly includes a pole-shaped major lamp, an auxiliary lamp fixed on a top of the major lamp and a rechargeable battery mounted in the auxiliary lamp. The auxiliary lamp includes a lamp shell, a plurality of LED components accommodated in the lamp shell and a solar panel mounted thereon. A plurality of light-outputting windows are defined in a sidewall of the lamp shell. The rechargeable battery is charged by the solar panel. The major lamp is powered by electrical power from a power plant. The LED components of the auxiliary lamp are powered by the rechargeable battery to generate light radiating outside of the lamp shell through the light-outputting windows. | 02-24-2011 |
20110038125 | FASTENER AND ELECTRONIC DEVICE HAVING THE SAME - A fastener comprises a fastener post, a clasping element and an elastic element. The fastener post comprises a head, a post body and a threaded portion. The post body has a first extension section connecting with the head, a second extension section connecting with the threaded portion and a recess section connected between the first and second extension sections. The clasping element comprises an annular clasping body, a first clasping portion axially extending from the clasping body and a second clasping portion extending outwardly and then downwardly from the clasping body. The clasping body encloses the post body, the first clasping portion engages with the recess section of the post body, and the second clasping portion engages with the heat sink. The elastic element is set around the post body and located between the head and the clasping body. | 02-17-2011 |
20110032701 | LED ASSEMBLY - An LED assembly includes a plurality of LED modules, a plurality of individual lenses and a pressing plate. Each LED module has a printed circuit board and a plurality of LEDs attached to the printed circuit board. Each lens covers a corresponding LED. Each lens includes a supporting base and a light adjusting portion disposed on the supporting portion. The pressing plate defines a plurality of through holes corresponding to the light adjusting portions of the lenses. The lenses cooperates with the LEDs. The light adjusting portions of the lenses extend through the through holes of the pressing plate. The pressing plate presses peripheral portions of the supporting bases towards the printed circuit boards of the LED modules. | 02-10-2011 |
20110032680 | HEAT SINK ASSEMBLY HAVING CLIP - A clip is adapted for securing a heat sink on a printed circuit board (PCB). The clip includes a linking portion, an operating portion, a handle, and a pressing portion. The linking portion is located at a lateral side of the heat sink. The operating portion pivotally engages with the linking portion and the heat sink. The handle connects the operating portion. The pressing portion connects the linking portion. A fastener mounted on the PCB extends through the heat sink and the pressing portion. The pressing portion is slidable from a first position to a second position. When the pressing portion is in the second position the handle is operable to drive the operating portion to move upwardly and urge the pressing portion to move along the fastener until the pressing portion abuts against a top portion of the fastener and simultaneously presses the heat sink. | 02-10-2011 |
20110032675 | HEAT DISSIPATION DEVICE - A heat dissipation device for dissipating heat generated by a heat-generating component mounted on a printed circuit board, includes a heat absorbing board with a bottom thereof attached to the heat-generating component, two heat sinks, two heat pipes respectively connecting the heat absorbing board and the two heat sinks, two centrifugal fans and two clips. Each of the centrifugal fans is located at a lateral side of a corresponding heat sink. Each of the clips includes an engaging portion riveting with the heat absorbing board and two locking portions extending from two ends of the engaging portion and locked onto the printed circuit board to thereby secure the heat absorbing board on the heat-generating component. | 02-10-2011 |
20110030930 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, an axial fan and a fan cover. The heat sink includes a plurality of fins defining a plurality of longitudinal airflow channels therebetween. The axial fan is mounted on a top side of the heat sink. The axial fan defines an air inlet located adjacent to and communicating with the airflow channels of the heat sink. The fan cover is between the heat sink and the axial fan. The fan cover includes a side plate surrounding a top end of the heat sink to make the axial fan just draw cooling air into the heat sink from a position around a bottom end of the heat sink. The cooling air flows upwardly through the heat sink to the air inlet of the axial fan to thereby take heat away from the heat sink. | 02-10-2011 |
20110030921 | VAPOR CHAMBER AND METHOD FOR MANUFACTURING THE SAME - A vapor chamber includes a sealed flattened casing containing working liquid therein, a wick structure arranged on an inner face of the casing, a plurality of supporting posts received in the casing and at least a metallic wire connecting the supporting posts. Each supporting post defines at least a channel therein. The at least a metallic wire engagingly extends through the channels of the supporting posts. Top and bottom ends of the supporting posts engage the wick structure to reinforce a structure of the vapor chamber. | 02-10-2011 |
20110026262 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The LED includes a chassis, a base on the chassis and an envelope fixed on the base. The lens has two crossed grooves, a hole and a chamber sequentially defined in a bottom face the lens, along an upward direction thereof. The chassis of the LED can be selected to fit in one of the two grooves. The base of the LED is engaged in the hole of the lens, and the envelope of the LED is received in the chamber of the lens. | 02-03-2011 |
20110026251 | LED ILLUMINATING DEVICE - An LED illuminating device includes a boiling room, an optical module, a heat insulating member and a heat exchanging member communicating with the boiling room. The boiling room defines a horizontal room and an annular, vertical room having a bottom end surrounding the horizontal room. A wick structure is received in the boiling room. Working fluid is received in the boiling room and saturated in a bottom portion of the wick structure. The optical module includes a plurality of LEDs attached to a heat absorbing member connecting with the bottom portion of the wick structure. The heat insulating member is received in the boiling room and attached to a middle portion of the wick structure for thermally insulating the middle portion of the wick structure from vaporized working fluid in the horizontal room of the boiling room. | 02-03-2011 |
20110026247 | LED MODULE - An LED module includes an LED and an elongated lens. The lens includes a center axis, a concave incident face, and an opposite convex emitting face. The emitting face includes a portion with a curvature radius at any point along a first plane larger than a distance between the point and the LED, and larger than a curvature radius at a corresponding point of the incident face on the first plane. A curvature radius at any point of the portion of the emitting face along a second plane perpendicularly intersected with the first plane at the center axis is larger than a distance between the point and the LED, while smaller than a curvature radius of a corresponding point at the incident face on the second plane. A radiating angle of the LED module in the first plane is larger than that in the second plane. | 02-03-2011 |
20110024090 | HEAT DISSIPATION DEVICE - An exemplary heat dissipation device includes a base plate, two fin groups, a core, a fan holder coupled to a top of the core, a fan located over the fin groups and secured by the fan holder, and two heat pipes. The two fin groups cooperate to define a central hole in a center thereof and have a plurality of fins extending radially and outwardly from the central hole. The core is placed on the base plate and received in the central hole. Each heat pipe comprises an evaporation section sandwiched between the core and the base plate, an arc-shaped condensation section sandwiched between the two fin groups and an adiabatic section connecting the evaporation section and the condensation section. | 02-03-2011 |
20110019425 | LED LAMP - An LED lamp includes an LED having an optical axis and an elongated lens covering the LED. The lens has an incident face for incidence of the light of the LED and an opposite emitting face for retracting the light of the LED out of the lens. The optical axis of the LED extends through the incident face. A first plane on which the optical axis of the LED is located intersects the emitting face. In the first plane, an intensity I | 01-27-2011 |
20110019402 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a light-reflecting member mounted on a bottom face of the supporting plate, and a plurality of LEDs disposed on the bottom face of the supporting plate. The light-reflecting member defines a plurality of concave portions recessed inwardly from an outer face thereof. The LEDs include a plurality of first LEDs arranged within the light-reflecting member and a plurality of second LEDs arranged outside the light-reflecting member. The second LEDs are located corresponding to the concave portions, respectively, whereby light generated by the second LEDs can be reflected by the light-reflecting member to illuminate a large area. | 01-27-2011 |
20110019401 | LED ILLUMINATION MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED illumination module comprises a plurality of supporters each comprising a bottom plate and a lateral plate extending upwardly and slantwise from the bottom plate, an LED mounted on an outer surface of each of the lateral plates of the supporters, and a lens covering the LED. An inclined angle θ of the lateral plate relative to the bottom plate and a light emitting angle φ of the LED adjusted by the lens covering thereon meet a formula: θ+φ>90°. | 01-27-2011 |
20110019400 | LENS, LED MODULE AND ILLUMINATION APPARATUS UTILIZING THE SAME - An LED module includes an LED and a lens combined with the LED. The lens includes a light input face for light from the LED entering into the lens and a light output face refracting the light from the light input face. The light output face includes a first light output face continuously distributed thereon and a plurality of second light output faces inwardly recessed from the first light output face. The first light output face is a spheric face. The second light output faces can deflect the light extending therethrough toward a predefined area where the light extending through the first light output face is focused. An illumination apparatus utilizing the LED module is also provided. | 01-27-2011 |
20110018446 | LIGHT EMITTING DIODE LAMP PROTECTING CIRCUIT - An LED lamp protecting circuit includes an LED lamp, a constant current source and a buffer circuit. The constant current source includes positive and negative input terminals, positive and negative output terminals and a switch. The buffer circuit is connected between the negative output terminal and the LED lamp. The buffer circuit includes a charging capacitor, a first NPN transistor and a second PNP transistor. An emitting electrode of the second transistor is connected to the LED lamp. A collecting electrode of the second transistor is connected to the negative output terminal. The charging capacitor is connected between the emitting electrode of the second transistor and a ground. A collecting electrode and an emitting electrode of the first transistor are respectively electrically connected to a base electrode of the second transistor and the ground. | 01-27-2011 |
20110017430 | THERMAL MODULE - A thermal module includes a mounting plate, a centrifugal fan with a fin assembly arranged at an air outlet thereof, and a heat pipe connected the fin assembly with the heat mounting plate. The centrifugal fan includes a fan housing and an impeller rotatably received in the fan housing. The fan housing is disposed immediately neighboring to the mounting plate and mounted to a lateral side of the mounting plate via a securing structure formed between the fan housing and the mounting plate. The fan housing consists of a base and a cover. The base is made of a plastic material. | 01-27-2011 |
20110013356 | HARD DISK DRIVE MOUNTING STRUCTURE AND COMPUTER INCORPORATING THE SAME - A computer includes a casing; the computer further comprises a motherboard, a hard disk drive mounting structure and a hard disk drive accommodated in the casing. The motherboard is mounted on a fixing plate of the casing. The hard disk drive mounting structure is located above the motherboard, and includes a heat dissipation apparatus including a heat sink, a mounting frame, and a supporting bracket connected between the mounting frame and a base of the heat sink. A bottom end of the supporting bracket is fixed to the base of the heat sink. A top end of the supporting bracket is fixed to one end of the mounting frame to support the mounting frame, which has another end fixed to a side plate of the casing. The hard disk drive is mounted on the mounting frame. | 01-20-2011 |
20110012531 | LED LAMP - An LED lamp includes an elongated lamp post, a major light fixed on a top of the lamp post, a solar panel arranged on the lamp post and exposed to sunshine, a battery received in the lamp post and connected to the solar panel, an assistant light fixed on the lamp post, and a driving unit interconnecting the assistant light and the battery to control electric current to the assistant light. The major light consists of a plurality of LEDs. The assistant light consists of LEDs or fiber optic lights. | 01-20-2011 |