Patent application number | Description | Published |
20090262505 | Heat radiator - A heat radiator is in the form of a rectangular body having two opposite longer sides and two opposite shorter sides, and includes a contact section located at an end surface of the heat radiator for contacting with a heat source and having at least one extension wall outward extended therefrom to divide the heat radiator into a first heat-dissipating zone, which consists of a plurality of curved radiation fins outward extended from the contact section toward the two longer sides, and a second heat-dissipating zone, which consists of a plurality of straight or curved radiation fins outward extended from the contact section and the extension wall toward the two shorted sides. These radially outward extended radiation fins not only provide increased heat radiating areas, but also guide airflow produced by a cooling fan to smoothly flow therethrough to carry heat away from the heat radiator in different directions. | 10-22-2009 |
20090288806 | Heat Radiating Unit - A heat radiating unit in the form of a heat sink includes a contact section arranged on a central portion of an end face of the heat sink for contacting with a heat source, and having more than one extension plate outward extended therefrom; a first heat-dissipating section composed of multiple curved radiation fins outward extended from two opposite sides of the contact section to provided increased heat radiating areas; and a second heat-dissipating section composed of multiple straight fins outward extended from another two opposite sides of the contact section and outer surfaces of the extension plates. The contact section conducts heat generated by the heat source to the first and second heat-dissipating sections, through which airflow produced by a cooling fan flows to carry the heat away from the heat sink in multiple directions to achieve enhanced heat-dissipating effect. | 11-26-2009 |
20100124020 | Radiating fin assembly and thermal module formed therefrom - A radiating fin assembly includes a plurality of alternately stacked first radiating fins and second radiating fins, such that a V-shaped recession is formed between any two adjacent first and second radiating fins. The V-shaped recessions are defined on at least one of two longitudinal sides of the radiating fin assembly and include a plurality of split spaces, first widened spaces, and second widened spaces. The split spaces are formed at a bottom portion of the V-shaped recessions, and the first and the second widened spaces are formed at two opposite ends of the split spaces. The radiating fin assembly can be associated with at least one heat pipe and a base to form a thermal module. With the V-shaped recessions, the radiating fin assembly and the thermal module can have widened airflow inlets, shortened airflow paths, reduced airflow pressure drop and flowing resistance, and accordingly upgraded heat dissipating efficiency. | 05-20-2010 |
20100124021 | Heat radiating fin assembly and thermal module formed therefrom - A heat radiating fin assembly is formed from alternately stacked first and second heat radiating fins. The first and the second heat radiating fins each are provided on at least one lateral side with a projected point and a receded point, respectively, to thereby define an airflow guiding section on at least one longitudinal side of the heat radiating fin assembly. The airflow guiding section includes a first and a second airflow inlet, and a middle airflow inlet located between the first and the second airflow inlet. The heat radiating fin assembly can be associated with at least one heat pipe and a base to form a thermal module. The airflow guiding section enables widened airflow inlets, shortened airflow paths, reduced airflow pressure drop and flowing resistance, and upgraded cooling air flowing efficiency, so that the heat radiating fin assembly and the thermal module can provide excellent heat dissipating effect. | 05-20-2010 |
20100132918 | Cooling fan housing assembly - A cooling fan housing assembly for assembling to a heat sink includes a boosting portion and a connecting portion extended from the boosting portion. The connecting portion includes a first part and a second part for covering on and fixing to the heat sink. The second part of the connecting portion is provided with at least one hooking section for firmly hooking to the heat sink, so that a cooling fan supported on the cooling fan housing assembly can be quickly assembled to the heat sink without the risk of producing vibration during the operation of the cooling fan. Therefore, the cooling fan housing assembly not only reduces assembling labor and time and manufacturing cost, but also enables stable operation of the cooling fan. | 06-03-2010 |
20100134978 | Cooling fan housing structrue - A cooling fan housing structure for connecting to a heat sink includes a boosting portion, a top face, and an enclosing portion. The top face is outward extended from an end of the boosting portion, and the enclosing portion is extended from an end of the top face farther away from the boosting portion in a vertical direction opposite to the boosting portion. The top face and the enclosing portion together cover one side of the heat sink. The top face includes at least one projected element, and the heat sink includes at least one heat-absorbing portion and at least one heat-dissipating portion defining at least one heat-dissipating flow passage. By inserting and holding the projected element in the heat-dissipating flow passage, the cooling fan housing structure can be quickly and stably connected to the heat sink at reduced time and labor and manufacturing cost. | 06-03-2010 |
20100181059 | Stress equalized heat sink unit - A stress equalized heat sink unit includes a radiating fin assembly consisting of a plurality of radiating fans and a stress equalizing element. A part of the radiating fins are correspondingly cut at a predetermined position to form a receiving hole vertically downward extended from a top of the radiating fin assembly by a predetermined depth. The stress equalizing element is positioned on a bottom in the receiving hole to thereby locate the radiating fins in place. One side of the stress equalizing element facing away from the bottom of the receiving hole serves as a pressure receiving face. When a tightening device tightly fitted on the radiating fin assembly applies a downward pressure on the pressure receiving face of the stress equalizing element, the applied pressure is uniformly dispersed via the pressure receiving face and the radiating fins to avoid deformation of the radiating fins due to stress concentration. | 07-22-2010 |
20100186930 | Thermal module - A thermal module includes a radiating fin assembly having first heat conducting sections located at a lower middle portion thereof, second heat conducting sections located adjacent to outer sides of the first heat conducting sections, first heat dissipating sections located closer to upper outer portions of the radiating fin assembly, and second heat dissipating sections located adjacent to inner sides of the first heat dissipating sections; first heat pipes each having two ends separately inserted into the first heat conducting and dissipating sections; and second heat pipes each having two ends separately inserted into the second heat conducting and dissipating sections. Therefore, heat source can be transmitted by the first heat pipes from the high-temperature lower middle portion of the radiating fin assembly to the low-temperature upper outer portions of the radiating fin assembly and quickly dissipated into ambient air without stagnating in the middle of the radiating fin assembly. | 07-29-2010 |
20100193158 | COOLING FAN RACK - A cooling fan rack includes a frame defining a union section; a plurality of stoppers arranged at four corners in the frame to cooperate with the frame to define an accommodating space; and a plurality of airflow paths formed between two adjacent stoppers to communicate with the accommodating space. The frame is provided at two lateral lower sides with a notch each, which communicate with the accommodating space. The two notches are sized for straddling two upper outer sides of a radiating fin assembly, so that the radiating fin assembly with a reduced volume can be upward fitly received in the accommodating space. A cooling fan is downward firmly fitted in the union section. Part of the cooling airflow produced by the cooling fan can flow through the airflow paths to two opposite ends of the radiating fin assembly, enabling upgraded heat dissipation effect. | 08-05-2010 |
20100307997 | MOUNTING PACK STRUCTURE AND MOUNTING HOLE ADAPTER THEREOF - A mounting rack structure includes a rack body having a plurality of downward extended supporting legs, each of which is provided near a distal end with an mounting hole; a plurality of mounting hole adapters; and a plurality of fastening elements. The mounting hole adapter includes at least one vertical extension portion with a first retaining flange and a central passage having at least one second retaining flange formed therearound; and is assembled to the mounting hole with the first retaining flange firmly pressed against one side of the supporting leg. The fastening element can be extended through the central passage of the mounting hole adapter to firmly lock the supporting leg and accordingly the rack body to a heat-generating unit. With the mounting hole adapter, the mounting rack structure can be used with different types of fastening elements to save the cost for making different molds. | 12-09-2010 |
20110315352 | THERMAL MODULE - A thermal module includes at least one heat pipe and a heat sink. The heat pipe has a heat absorption end and a heat-spreading end extending in a direction away from the heat absorption end. The heat sink has a heat-spreading face on which multiple radiating fins are disposed and a heat conduction face opposite to the heat-spreading face. The heat conduction face is formed with a reception channel. The heat-spreading end of the heat pipe is press-fitted in the reception channel to integrally connect the heat pipe and the heat sink with each other. The heat-spreading end is flush with the heat conduction face. The heat pipe and the heat sink are connected by means of press fit connection. Therefore, the thermal module can be easily assembled to save working time and lower manufacturing cost. Moreover, the thermal module is able to provide excellent heat dissipation effect. | 12-29-2011 |
20110315357 | HEAT SINK WIND GUIDE STRUCTURE AND THERMAL MODULE THEREOF - A heat sink wind guide structure and a thermal module thereof. The heat sink wind guide structure includes a heat sink having multiple radiating fins and a wind incoming side. Each two adjacent radiating fins define therebetween a heat dissipation flow way in communication with the wind incoming side. The radiating fins include a first radiating fin and a second radiating fin, which are respectively positioned on two opposite outer sides of the heat sink. The first radiating fin has a first extension end and the second radiating fin has a second extension end. The heat sink is assembled with a fan to form the thermal module. By means of the first and second extension ends, the heat of the heat sink can be dissipated quickly and the heat dissipation airflow can be exhausted from many sides of the heat sink to greatly enhance heat dissipation efficiency. | 12-29-2011 |
20110315358 | FINNED AIR-GUIDING HEAT-DISSIPATING STRUCTURE AND HEAT-DISSIPATING MODULE HAVING THE SAME - A finned air-guiding heat-dissipating structure includes a heat sink having heat-dissipating fins arranged at intervals. At least one heat-dissipating channel is formed between the heat-dissipating fins. The heat-dissipating fins form an intake side and a first exhaust side and a second exhaust side in communication with the intake side through the heat-dissipating channels. The first exhaust side and the second exhaust side are located on both ends of the intake side and on both sides of the heat sink. A first exhaust trough and a second exhaust trough are provided on the other two sides of the heat sink and in communication with the intake side through the heat-dissipating channels. The heat sink is connected to a fan to form a heat-dissipating module. With this arrangement, the heat sink can guide airflow toward plural sides, so that the heat can be dissipated outside rapidly to achieve an excellent heat-dissipating effect. | 12-29-2011 |
20120031589 | RADIATING FIN, THERMAL MODULE FORMED WITH THE SAME, AND METHOD OF MANUFACTURING THE SAME - A radiating fin and a method of manufacturing the same are disclosed. The radiating fin includes a main body having a first side and an opposite second side, and being provided with at least one through hole to extend between the first and the second side for a heat pipe to extend therethrough; and at least one extension being formed on at least one of the first and the second side of the main body to locate around the at least one through hole and axially project from the main body. The extension is crimped to form a plurality of circumferentially alternate ridge portions and valley portions for tightly pressing against an outer surface of the heat pipe, so as to firmly bind the radiating fin to the heat pipe. A thermal module can be formed by sequentially binding a plurality of the radiating fins to the heat pipe. | 02-09-2012 |
20120213578 | Mounting Rack Structure and Mounting Hole Adapter Thereof - A mounting rack structure includes a rack body having a plurality of downward extended supporting legs, each of which is provided near a distal end with an mounting hole; a plurality of mounting hole adapters; and a plurality of fastening elements. The mounting hole adapter includes at least one vertical extension portion with a first retaining flange and a central passage having at least one second retaining flange formed therearound; and is assembled to the mounting hole with the first retaining flange firmly pressed against one side of the supporting leg. The fastening element can be extended through the central passage of the mounting hole adapter to firmly lock the supporting leg and accordingly the rack body to a heat-generating unit. With the mounting hole adapter, the mounting rack structure can be used with different types of fastening elements to save the cost for making different molds. | 08-23-2012 |