Patent application number | Description | Published |
20090279251 | HEAT DISSIPATION DEVICE WITH HEAT PIPE - A heat dissipation device is used for removing heat from at least two adjacent first and second electronic devices in a computer enclosure. The heat dissipation device includes a first heat sink mounted on the first electronic device and a second heat sink mounted on the second electronic device. The first heat sink includes a base, a first fin unit mounted on the base and two heat pipes extending from the base outwardly. Second and third fin units engage with the two heat pipes, respectively. The first, second and third fin units are located adjacent to first, second and third openings of the computer enclosure, respectively. The second heat sink is located among the first, second and third fin units of the first heat sink. | 11-12-2009 |
20100053904 | LOCKING DEVICE FOR HEAT SINK - A locking device is used for securing a heat sink to an electronic device mounted on a first face of a printed circuit board which defines a first hole. The heat sink defines a second hole therein. The locking device has a fastener including a head portion located aside the heat sink, a foot portion located aside a second face of the printed circuit board, and a body portion extending through the holes of the heat sink and the printed circuit board and interconnecting the head portion and the foot portion. The foot portion includes a buckling part abutting against the second face of the printed circuit board, and a positioning part extending toward the head portion to a position above the buckling part. When the buckling part abuts against the printed circuit board, the positioning part has a portion thereof entering into the first hole. | 03-04-2010 |
20100101758 | HEAT DISSIPATION DEVICE WITH FAN - A heat dissipation device includes a heat sink, a fan mounted on a top side of the heat sink and an engaging member mounted on the heat sink. The engaging member includes an engaging portion and an elastic member. The engaging portion includes an extending portion and a pressing portion extending from an end of extending portion. The extending portion is slidably mounted on a fin of the heat sink. The elastic member is positioned around the extending portion and sandwiched between the fin and the pressing portion. The elastic member is compressed and offers a resilient force pushing the pressing portion to move towards the fan and press a side of the fan. | 04-29-2010 |
20100147491 | HEAT DISSIPATION DEVICE HAVING A FAN HOLDER FOR ATTACHMENT OF A FAN - A heat dissipation device includes a heat sink, a fan and a fan holder attaching the fan to the heat sink. The heat sink includes a base and a plurality of fins. The fan includes a frame and four engaging flanges at a periphery thereof. The fan holder includes a supporting board supporting the fan thereon, a plurality of spaced retaining plates extending downwardly from a periphery edge of the supporting board and clasping the fins, two locking sheets extending upwardly from two diagonal corners of the supporting board and two locking poles extending upwardly from another two diagonal corners of the supporting board. The locking sheets abut against lateral sides of two engaging flanges of the fan. The locking poles are engagingly received in another two engaging flanges of the fan. | 06-17-2010 |
20100172094 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, a fan mounted on a top side of the heat sink, and a wire clip pivotally engaging with the heat sink and pressing the fan toward the heat sink. The heat sink includes a base, and a plurality of fins extending from the base. The fan includes a bracket. The clip includes a pivoting portion pivotally engaging with a fin of the heat sink, an engaging portion connecting with an end of the pivoting portion and an operating portion extending from another end of the pivoting portion. The operating portion is pressed downwardly to engage with the heat sink and to cause the engaging portion to rotate towards the fan and press the bracket of the fan toward the heat sink thereby securing the fan to the heat sink. | 07-08-2010 |
20100220447 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink in which a plurality of mounting holes are defined, and a plurality of fasteners. Each of the fasteners includes a shaft with one end thereof received in a corresponding mounting hole, a sleeve enclosing the shaft and received in the mounting hole, and a fixture engaging the shaft and pressing the heat sink and a bottom end of the sleeve. The sleeve is filled between the end of the shaft and an inner face of the heat sink defining the mounting hole to perform an engagement of the shaft in the mounting hole of the heat sink, thereby fastening the fasteners to the heat sink. The shaft has a screw extending out of the mounting hole for mounting the heat sink on a printed circuit board. | 09-02-2010 |
20100236764 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, a fan placed on the heat sink and two wire clips securing the fan on the heat sink. The heat sink has two grooves defined in two flanks thereof. The fan has a frame with a plurality of holes defined therein. Each clip includes an engaging arm received in a corresponding groove of the heat sink, two tensile parts extending upwardly from two opposite ends of the engaging arm, two hooks formed at free ends of the tensile parts and inserted into the holes of the fan, and a handle protruding from a middle of the engaging arm. | 09-23-2010 |
20100246127 | HEAT DISSIPATION DEVICE AND METHOD FOR MANUFACTURING THE SAME - A heat dissipation device for dissipating heat from an electronic component mounted on a printed circuit board, includes a fin unit, a centrifugal fan located adjacent to the fin unit, a heat-conducting board attached to the electronic component and a heat pipe thermally connecting the fin unit and the electronic component. An engaging portion protrudes upwardly from a top face of the heat-conducting board. The heat pipe has an evaporating section extending through the engaging portion and being fixed to the top face of the heat-conducting board, and a condensing section attached to the fin unit. | 09-30-2010 |
20100258276 | HEAT DISSIPATION DEVICE - A heat dissipation device for dissipating heat from an electronic component mounted on a printed circuit board, includes a fin unit, a heat-conducting board attached to the electronic component, a heat pipe thermally connecting the fin unit and the heat-conducting board, and a clip disposed on the heat pipe. Two engaging portions protrude upwardly from a top face of the heat-conducting board towards each other. The heat pipe extends between the two engaging portions. The two engaging portions press two opposite ends of the clip downwardly, thereby securing the heat pipe to the top face of the heat-conducting board. | 10-14-2010 |
20100258277 | HEAT DISSIPATION DEVICE - A heat dissipation device for dissipating heat from an electronic component mounted on a printed circuit board, includes a fin unit, a heat-conducting board attached to the electronic component, a heat pipe thermally connecting the fin unit and the heat-conducting board, and a clip disposed on the heat pipe. A pair of engaging portions protrude upwardly from a top face of the heat-conducting board towards each other. The clip secures the heat pipe to the top face of the heat-conducting board. The clip includes a pivoting portion which is pivotally fixed to the heat-conducting board, a clasping portion detachably engaging with the engaging portions, and a main body interconnecting the pivoting portion and the clasping portion and abutting against the heat pipe toward the heat-conducting board. | 10-14-2010 |
20100258281 | HEAT DISSIPATION DEVICE HAVING A FAN HOLDER THEREON - A heat dissipation device includes a heat sink forming an engaging portion along an outer periphery thereof, a fan holder attached to the heat sink and a fan secured to the heat sink via the fan holder. The fan holder includes an elastic main body, a first clip pivotally connected to a free end of the elastic main body and a second clip connected with the first clip and engaging with an opposite free end of the elastic main body. The elastic main body includes a pair of fixing portions formed at upper and lower sides thereof. The lower fixing portion of the fan holder is tightly engaged with the engaging portion of the heat sink and the upper fixing portion presses the fan towards the heat sink when the second clip is tightly locked to the opposite free end of the elastic main body. | 10-14-2010 |
20100258282 | HEAT DISSIPATION DEVICE HAVING FAN HOLDERS - A heat dissipation device includes a heat sink, a fan and two fan holders securing the fan on a top of the heat sink. Two locking parts are defined at two opposite lateral sides of the heat sink. Each fan holder includes an operating plate and a wire clip. The operating plate has first fastening parts formed at an upper edge of the operating plate and second fastening parts formed at a lower edge of the operating plate. The wire clip has a tensile part pivotally connected to the first fastening parts of the operating plate and two latching arms extending upwardly from two opposite ends of the tensile part. Upper ends of the latching arms of the wire clips are fastened to the fan. The second fastening parts of the operating plate engage with one of the two locking parts of the heat sink. | 10-14-2010 |
20100259896 | HEAT DISSIPATION DEVICE HAVING A FAN HOLDER THEREON - A heat dissipation device includes a heat sink having a plurality of fins, a fan holder attached to the heat sink and a fan mounted to the heat sink via the fan holder. The fan holder includes a plurality of separated brackets located at sides of the heat sink. Each bracket includes a plurality of mounting plates engaging with the fins of the heat sink and a plurality of elastic tabs formed on two opposite ends thereof. The fan is mounted on the fan holder by engaging with the elastic tabs. | 10-14-2010 |
20100294463 | HEAT DISSIPATION DEVICE HAVING A FAN THEREON - A heat dissipation device includes a heat sink and a blower. The heat sink has a base and a plurality of fins formed on the base. The blower includes a frame and an impeller rotatably secured to the frame. The frame faces and is secured to the base of the heat sink to define an airflow passage between the base of the heat sink and the blower. An airflow inlet is defined through the frame of the blower. Another airflow inlet is defined through the base of the heat sink. An airflow produced by the blower passes through the airflow passage via the airflow inlets and then blows towards channels defined between the fins of the heat sink. | 11-25-2010 |
20100307719 | HEAT DISSIPATION DEVICE AND METHOD OF MANUFACTURING THE SAME - A heat dissipation device includes a heat sink, a heat-absorbing plate with two slots defined in two lateral sides thereof, a heat pipe connecting the heat-absorbing plate and the heat sink, and a clip having an abutting portion and two locking portions extending from two ends of the abutting portion. The abutting portion presses on the heat pipe, and the locking portions insert through the slots of the heat-absorbing plate and are then bent to lock on the heat-absorbing plate to thereby secure the heat pipe on the heat-absorbing plate. | 12-09-2010 |
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 |
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 |