Patents Assigned to Jaffe Limited
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Patent number: 7900353Abstract: A method for combining axially heated heat pipes and a heat-conducting base includes the steps of preparing a heat-conducting base and a plurality of heat pipes, providing a plurality of penetrating holes on a surface of the heat-conducting base, inserting one end of each heat pipe into the individual penetrating hole of the heat-conducting base, performing a lateral pressing to the heat-conducting base so as to bring each heat pipe into a tight and planar contact with the wall of each corresponding penetrating hole in the direction of pressing, and grinding the bottom surface of the heat-conducting base to become a flat surface to make the end of each heat pipe flush with the bottom surface of the heat-conducting base.Type: GrantFiled: August 17, 2006Date of Patent: March 8, 2011Assignee: Jaffe LimitedInventor: Hul-Chun Hsu
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Patent number: 7849598Abstract: A method for manufacturing an isothermal plate includes the steps of preparing a plurality of heat pipes, a first plate body and a second plate body; pressing on the second plate body to form a plurality of shielding covers recessed into the bottom surface of the second plate body and protruding from the top surface of the second plate body, the recessed portion of each shielding cover having a cambered space for horizontally accommodating the heat pipe therein; disposing each heat pipe into each cambered space to make the first plate body adhered to the bottom surface of the second plate body and the two plate bodies overlapped with each other; and applying an external force to the second plate body to bring each heat pipe into a tight and planar contact with the inner wall of its corresponding cambered space in the direction of pressing.Type: GrantFiled: August 17, 2006Date of Patent: December 14, 2010Assignee: Jaffe LimitedInventor: Hul-Chun Hsu
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Patent number: 7823286Abstract: A wick structure of a heat pipe includes two elongated stripe-like continuous woven meshes and a plurality of fibers. A method for disposing the wick structure includes the steps of: providing a heat pipe body for accommodating the two meshes and the fibers; stacking up the two meshes so as to bundle and dispose the fibers between the two meshes; curling one end of the two meshes along a width direction, thereof; penetrating a pulling rod into an opening of one end of the heat pipe body, connecting the end of the two meshes together by means of the pulling rod, penetrating out of an opposing end of the heat pipe body so as to curl the two meshes within the heat pipe body, and the fibers being located on an axial stripe-like region within the heat pipe body; and cutting both ends of the heat pipe body.Type: GrantFiled: February 6, 2007Date of Patent: November 2, 2010Assignee: Jaffe LimitedInventor: Hul-Chun Hsu
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Patent number: 7654310Abstract: A loop heat pipe includes an evaporator and a closed loop. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body has at least two retaining holes and at least a channel hole penetrating the retaining holes. In addition, the closed loop includes a first pipe body and at least a second pipe body. One end of the first and the second pipe bodies is a heat reception end, which are securely fastened to the two retaining holes of the evaporator. The other end of the first and the second pipe bodies is a heat reception end, thereby sequentially forming a circulating loop. Meanwhile, a flattened liquid seal region is formed between the heat reception end and the connection end of the first pipe body.Type: GrantFiled: January 30, 2006Date of Patent: February 2, 2010Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7650932Abstract: A loop heat pipe includes an evaporator and a sealed pipe. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body has at least two retaining holes and at least a channel hole penetrating the retaining holes. In addition, the sealed pipe includes at least two sealed ends. The two sealed ends are securely fastened to the two retaining holes of the evaporator. Meanwhile, at least one of the two retaining holes is a through hole, which penetrates through two sides of the evaporator body, and at least one of the sealed ends protrudes the evaporator via the penetrable retaining hole.Type: GrantFiled: January 30, 2006Date of Patent: January 26, 2010Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7494249Abstract: A multiple-set heat-dissipating structure for a LED lamp for performing the heat dissipation of the LED set includes a heat-conducting base, a plurality of heat pipes and a plurality of heat-dissipating bodies. On end face of the heat-conducting base is used for adhering to and contacting with the LED set. Each heat pipe has a heat-absorbing end and a heat-releasing end, respectively. The heat-absorbing end is connected to the other end face of the heat-conducting base. Each heat-dissipating body has a hollow cylinder. The outer periphery of the cylinder is formed with a plurality of radial heat-dissipating pieces and is connected on the heat-releasing end of each heat pipe. By dispersing each heat pipe and heat-dissipating body, the heat generated by the operation of the LED set can be conducted and dissipated by each heat pipe and heat-dissipating body at multiple points. In this way, the LED set can be continuously operated under a suitable working temperature and thus its life can be elongated.Type: GrantFiled: July 5, 2006Date of Patent: February 24, 2009Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7494248Abstract: A heat-dissipating structure for a LED lamp includes a heat-dissipating base, a heat-dissipating body and a plurality of heat pipes. The heat-dissipating body has an outer cylinder formed into a hollow cylinder. The inside surface of the outer cylinder is provided with a plurality of accommodating grooves. The condensed ends of the plurality of heat pipes are inserted into the accommodating grooves. The end to be heated of the heat pipe is adhered to the heat-dissipating base. Further, the inside surface and the outside surface of the outer cylinder are formed with a plurality of heat-dissipating fins made by aluminum extrusion, so that the heat pipes are encircled by the heat-dissipating fins. In this way, the heat can be conducted by the plurality of heat pipes so as to increase the total contacting area. Thus, the heat can be rapidly conducted to the outer cylinder.Type: GrantFiled: July 5, 2006Date of Patent: February 24, 2009Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7467878Abstract: A heat-dissipating structure having multiple heat pipes for a LED lamp is capable of performing the heat dissipation of the LED lamp. The heat-dissipating structure includes a seat to be heated and a plurality of heat pipes. The bottom surface of the seat to be heated has a surface to be heated for adhering to the LED lamp. The top surface of the seat to be heated has a heat-dissipating surface opposing to the surface to be heated. Each heat pipe has an end to be heated and a condensed end away from the end to be heated. On the heat-dissipating surface of the seat to be heated, a plurality of through holes is provided. The number of the through holes is consistent with that of the heat pipes. The axial direction of the end to be heated of the heat pipe is identical to that of the corresponding through hole, and is substantially perpendicular to the heat-dissipating surface of the seat to be heated.Type: GrantFiled: June 6, 2006Date of Patent: December 23, 2008Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7354193Abstract: A clamping device with flexible contact for heat pipe includes a clamping body and a thermal couple wire. The clamping body includes a clamping section formed by at least two claws. The thermal couple wire has one end enclosing a pressing element and includes a temperature-sensing head at end of the pressing element. A first clamping block is provided on the claw and comprises an accommodating space. An opening is defined at end of the accommodating space near the first clamping block. The pressing element is elastically pressed in the accommodating space such that the temperature-sensing head is exposed out of the opening.Type: GrantFiled: November 23, 2005Date of Patent: April 8, 2008Assignee: Jaffe LimitedInventor: Hul-Chun Hsu
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Patent number: 7347250Abstract: A loop heat pipe includes an evaporator, a liquid seal container and a closed loop. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body includes at least two retaining holes and at least a channel hole penetrating the retaining holes. The liquid seal container is secured fastened to one of the retaining holes of the evaporator. A capillary structure is adhered to the inner wall of the liquid seal container. One end of the liquid seal container forms a liquid seal region using the capillary structure. The closed loop includes at least two closed ends. One of the closed ends is securely fastened to the other retaining hole of the evaporator, while the other closed end is communicably connected to the liquid seal region of the liquid seal container.Type: GrantFiled: January 30, 2006Date of Patent: March 25, 2008Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7317616Abstract: A mechanism for connecting a loop heat pipe and a method therefore. The mechanism can communicably connect two pipe openings of a loop heat pipe, which includes a connector body. The connector body includes at least a through hole for inserting therein at least two pipe openings. At least one of the through holes is a penetrating hole, which allows at least one unsealed pipe opening to protrude the connector body. In addition, at least a communicable hole is drilled on the connector body perpendicular to the two pipe openings, thereby communicably connecting the two pipe openings. One can access the unsealed pipe opening to clean the inner part of the pipe, so as to fill therein a working fluid. Finally, the unsealed pipe openings and the communicable hole are sealed after exhaustion. Accordingly, a loop heat pipe is obtained.Type: GrantFiled: January 30, 2006Date of Patent: January 8, 2008Assignee: Jaffe LimitedInventor: Jia-Hao Li
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Patent number: 7086454Abstract: A the wick structure of a heat pipe includes a woven mesh curled to be located inside a tubular member of the heat pipe, and a plurality of fiber bundles longitudinal attached to an interior surface of the tubular member and sandwiched between the woven mesh and the tubular member. The fiber bundle provides capillary action in the longitudinal direction, and the woven mesh provides capillary action in the longitudinal direction, as well as in the transversal direction. Therefore, the wick structure can provide capillary action in both the longitudinal and transversal directions.Type: GrantFiled: March 28, 2005Date of Patent: August 8, 2006Assignee: Jaffe LimitedInventor: Hul-Chun Hsu
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Patent number: 7073257Abstract: A shrinkage-free sealing structure is formed at an open end of a heat pipe by pressing one side of the open end towards the other side of the open end until the side walls of the open ends contact each other. Furthermore, the recess is pressed to have a curve which is the same as the curve of the outer circular wall of the heat pipe so that a double-layered recess is formed with a cross-sectional length larger than a semicircumference of the outer circular wall of the heat pipe.Type: GrantFiled: March 18, 2005Date of Patent: July 11, 2006Assignee: Jaffe LimitedInventor: Hul-Chun Hsu