Patent application number | Description | Published |
20090257197 | HEAT SINK ASSEMBLY - A heat sink assembly includes a first heat sink, a second heat sink, and a wire clip connecting the first and second heat sinks together. Each of the first and second heat sinks includes a base and a plurality of connecting members extending upwardly from the base. The wire clip includes a pivot portion and a pair of pressing portions extending from opposite ends of the pivot portion towards each other. The connecting members of the first and second heat sinks cooperatively clasp the pivot portion of the wire clip. The pressing members of the wire clip resiliently abut against the connecting members of the first and second heat sinks and push the connecting members of the first and second heat sink outwardly away from each other. The bases of the first and second heat sinks clamp an add-on card therebetween. | 10-15-2009 |
20090279242 | FIXING DEVICE FOR HARD DISK - A fixing device for fixing a hard disk includes a fixing bracket and a wire clip for fastening the hard disk to the fixing bracket. The fixing bracket includes a supporting body to which the hard disk is attached and two fixing arms respectively at two opposite sides of the supporting body for sandwiching the hard disk therebetween. The clip includes two pressing parts engaging with the fixing bracket and the hard disk, resting on a top surface of the hard disk and urging the hard disk towards the supporting body, and a locking part extending downwardly from two ends of the two pressing parts and spanning over an end of the fixing bracket to reach a bottom surface of the supporting body and engage with the fixing bracket, thereby fastening the hard disk to the fixing bracket firmly. | 11-12-2009 |
20090323289 | HEAT SINK ASSEMBLY - An electronic assembly includes a printed circuit board mounted with an electronic component, a heat sink, and a clip securing the heat sink on the printed circuit board to enable the heat sink to have an intimate contact with the electronic component. The printed circuit board forms two engaging portions each defining a receiving hole therein. The heat sink includes a base and a plurality of fins. The clip includes a pressing member pressing the heat sink to the electronic component, two V-shaped operating members extending slantwise from ends of the pressing member, and two clasps extending outwardly from ends of the operating members. Height of each of the clasps is larger than that of each of the receiving holes of the engaging portions. The clasps of the clip lock with the engaging portions by manipulating the operating members. | 12-31-2009 |
20100006266 | HEAT PIPE AND METHOD FOR MANUFACTURING THE SAME - A heat pipe includes an evaporation section, a condensation section and a connecting section connecting with the evaporation section and the condensation section. The evaporation section defines a plurality of dents at an outer wall thereof to increase rough degree of the outer wall of the evaporation section. The dents are provided to prevent solder from separation from the evaporation section during soldering process soldering the evaporation section to a heat sink. | 01-14-2010 |
20100032144 | HEAT DISSIPATION DEVICE - A heat dissipation device comprises a heat sink, a fan located over the heat sink, a fan holder sandwiched between the heat sink and the fan and a plurality of fasteners fixing the fan holder on the heat sink and the heat sink on a printed circuit board. The fan holder comprises a square plate defining a ventilating hole in a center thereof, four locating plates extending downwardly from four outer edges of the plate and four locating portions extending upwardly at four corners of the plate. Each locating portion partially encircles a corresponding fastener. The fan holder is made of plastic. | 02-11-2010 |
20100053868 | HEAT DISSIPATION DEVICE - A heat dissipation device is provided for being mounted on a computer enclosure to seal an inside of the enclosure from an outside of the enclosure. The heat dissipation device comprises a housing, a plurality of fins received in the housing, and two fans respectively fixed on a top and a bottom of the housing. The plurality of fins divides an inner space of the housing into two separate chambers, wherein a lower chamber communicates with the interior of the enclosure, and an upper chamber communicates with the exterior of the enclosure. A lower fan forces airflow through the lower chamber to take heat in the enclosure to the fins. An upper fan forces airflow through the upper chamber to carry the heat in the fins to the exterior of the enclosure. | 03-04-2010 |
20100230076 | HEAT DISSIPATION DEVICE AND CENTRIFUGAL FAN THEREOF - A centrifugal fan includes a plurality of blades, a housing for receiving the blades therein and an air guiding mechanism. The housing includes a top wall and a sidewall around the top wall. The sidewall defines a first air outlet and a second air outlet adjacent and perpendicular to the first air outlet. The air guiding mechanism is located between the first air outlet and the second air outlet. The air guiding mechanism includes an air guiding wall parallel to the second air outlet and an air partition wall extending inwardly from the air guiding wall towards the blades. The first air outlet is defined between the air partition wall and the sidewall. The second air outlet is defined between the air guiding wall and the sidewall of the housing. | 09-16-2010 |
20100236756 | THERMAL MODULE - A thermal module includes a heat spreader adapted for attaching to a heat-generating component, a fin unit, a heat pipe, and a securing structure for firmly pressing the heat pipe against the heat-generating component. The heat pipe includes an evaporation section attaching to the heat spreader and a condensation section attaching to the fin unit. The securing structure includes a mounting plate and a pair of bolts. Each bolt defines an annular notch in a middle thereof. The mounting plate includes a press portion and a pair of arms respectively extending from two opposite lateral sides of the press portion. A securing hole is defined in each of the arms. A plurality of tabs extend into each securing hole and snaps into the notch of a corresponding bolt with two ends of the corresponding bolt located at upper and lower sides of the securing hole. | 09-23-2010 |
20100243219 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, a plurality of fasteners extending through the heat sink, a fan holder mounted on the heat sink and a fan secured on the fan holder. The heat sink includes multiple claws to retain the fasteners therein. The fan holder includes a hoop surrounding the heat sink and a bracket supporting the fan. A plurality of sleeves are formed on the hoop and aligned with the claws of the heat sink, to thereby guide a tool to manipulate the fasteners to secure the heat sink to a printed circuit board. | 09-30-2010 |
20100254083 | HEAT DISSIPATION DEVICE AND FASTENERS THEREOF - A heat dissipation device includes a heat sink, a heat absorbing plate, a heat pipe thermally connecting the heat sink and the absorbing plate, a pressing plate secured to the heat absorbing plate and pressing an end of the heat pipe to the heat absorbing plate, and a plurality of fasteners extending through the pressing plate to secure the end of the heat pipe, the heat absorbing plate and the pressing plate to a printed circuit board. Each of the fasteners includes a connecting portion extending through the pressing plate, a first operating portion extending from the connecting portion, and a second operating portion formed at an end face of the first operating portion. The first and second operating portions are configured to be operated by different tools. | 10-07-2010 |
20100258269 | HEAT SINK AND METHOD FOR MANUFACTURING THE SAME - A heat sink comprises a plurality of individual plates. Each of the plates comprises a heat-dissipating portion and a binding portion connecting with the heat-dissipating portion. The binding portions are stacked together on each other to form a heat-absorbing portion. At least some of the heat-dissipating portions are bent at angles relative to the respective binding portions. At least a hoop encloses the heat-absorbing portion. A method of manufacturing the heat sink is also disclosed. | 10-14-2010 |
20100271784 | HEAT SINK ASSEMBLY HAVING A CLIP - A heat sink assembly includes a heat sink adapted for thermally contacting an electronic component of a printed circuit board, and a clip pressing the heat sink and engaging with the printed circuit board. The clip includes a pressing portion pressing the heat sink, two arms extending slantwise and upwardly from opposite ends of the pressing portion, two connecting portions extending outwardly from the two arms, two securing portions engaging with the printed circuit board, and two operating portions. When the two operating portion are operated, the connecting portions are rotated and the securing portions rotate with the connecting portions to engage with the printed circuit board. | 10-28-2010 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |