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Class 257/E23.094 - Pistons, e.g., spring-loaded members (EPO)


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E23.09. This subclass
No. of patents: 97
Last issue date: 03/04/2008


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NumberTitleIssue Date
7339266Apparatus for effecting reliable heat transfer of bare die microelectronic device and method thereof
Apparatus and method include using a bare die microelectronic device; a heat sink assembly; a heat sink mounting assembly for mounting the heat sink assembly independently of the bare die microelectronic device; and, a force applying mechanism that compression loads...
03/04/2008
6695042Adjustable pedestal thermal interface
A heat sink is constructed including at least one thermally conductive pedestal, allowing configuration of the heat sink to make contact with a plurality of heat-generating electronic devices where the devices may not be co-planar due to tolerance stack-u...
02/24/2004
6665188Snapping device for CPU cooler
The present invention is to provide a snapping device comprising a fastening resilient strip including a main body; at least one bolt parallel to the fastening resilient strip; a contact section moveable along the shank of the bolt; and a hollow support s...
12/16/2003
6549407Heat exchanger retention mechanism
A heat dissipation device including a heat spreader or support structure having a first surface and a second surface with a flange extending from the heat spreader second surface. A heat exchanger is disposed within a housing and the housing is attached t...
04/15/2003
6538308Semiconductor apparatus with heat radiation structure for removing heat from semiconductor element
A semiconductor element, and a pair of insulation substrates sandwiching the semiconductor element therebetween forms a substrate unit. The substrate unit is press-fitted in a recess provided between first radiation block and cooling block. The press-fitt...
03/25/2003
6496375Cooling arrangement for high density packaging of electronic components
A cooling arrangement facilitates the cooling of a plurality of integrated circuit elements disposed on a plurality of substrates that are substantially perpendicularly mounted on a main substrate. In an example embodiment, the cooling arrangement provide...
12/17/2002
6441480Microelectronic circuit package
A microelectronic package comprises a substrate, a electronic chip mounted on the substrate, a thermal interface material, a spring clip, and a retention frame. The thermal interface material is located between the electronic chip and the slug and is capa...
08/27/2002
6404638Small gaps cooling technology
The present invention provides a thermal conduction module assembly kit comprising a base being substantially planar in shape and adapted to receive on a top surface a substrate adapted to receive at least one integrated circuit having top and bottom surf...
06/11/2002
6251709Method of manufacturing a cooling structure of a multichip module
A cooling structure is provided for a multichip module on which integrated circuit devices (i.e., LSI devices) having heat-radiation surfaces are mounted, wherein there are provided a heat sink, thermal conduction blocks and thermal compounds. Recess port...
06/26/2001
6214647Method for bonding heatsink to multiple-height chip
A method and structure for thermally connecting a thermal conductor to at least one chip, the thermal conductor including a lower surface and at least one piston extending from the lower surface corresponding to each of the chips, each of the chips having...
04/10/2001
6046498Device having a heat sink for cooling an integrated circuit
A cooling structure is provided for a multichip module on which integrated circuit devices (i.e., LSI devices) having heat-radiation surfaces are mounted, wherein there are provided a heat sink, thermal conduction blocks and thermal compounds. Recess port...
04/04/2000
5999407Electronic module with conductively heat-sunk components
A heat transfer arrangement for one or more heat-generating components (18a) on a printed-circuit board (16) includes a heat transfer plate (316) defining an aperture (416) registered with the components. A "vertically" movable heatsink adapter (410) is a...
12/07/1999
5949647Heat pipe to baseplate attachment method
An integrated circuit package which has a heat pipe that is incorporated into the body of the package. The package contains an integrated circuit which is mounted to a package substrate. The integrated circuit die is enclosed by a cover plate that is atta...
09/07/1999
5862038Cooling device for mounting module
A cooling device for a mounting module in which heat generated from a predetermined number of circuit elements mounted on the mounting module is dissipated by a cooling arrangement. The cooling device is comprised of at least one conduction element which ...
01/19/1999
5844311Multichip module with heat sink and attachment means
There is disclosed a multichip module having a sealing-cooling structure which achieves a high packaging density, high sealing-connection reliability, a low manufacturing cost and a high cooling ability. A frame 15, conforming in thermal expansion coeffic...
12/01/1998
5774334Low thermal resistant, fluid-cooled semiconductor module
Semiconductor devices are fixed on a substrate by solder and a semiconductor module having an enclosed structure is formed by the substrate, flanges and a housing. Two groups of heat conducting members, each having fins respectively in contract with the s...
06/30/1998
5751062Cooling device of multi-chip module
A cooling device of a multi-chip module has micropackages that are independent of thermal deformation and easy to assembly and disassembly. The multi-chip module includes a multi-layer substrate on which the micropackages, each encasing an LSI chip, are m...
05/12/1998
5705850Semiconductor module
The disclosed invention aims at providing a semiconductor module structure which has a high ability of absorbing thermal deformation, is excellent in radiating ability and enables an easy maintenance operation. To this end, in the semiconductor module of ...
01/06/1998
5699227Heat pipe to baseplate attachment method
An integrated circuit package which has a heat pipe that is incorporated into the body of the package. The package contains an integrated circuit which is mounted to a package substrate. The integrated circuit die is enclosed by a cover plate that is atta...
12/16/1997
5615086Apparatus for cooling a plurality of electrical components mounted on a printed circuit board
Apparatus for cooling a plurality of electrical components mounted to a circuit board includes a base plate mounted in proximate relation to component sites on the circuit board at which electrical components are mounted. The base plate includes alignment...
03/25/1997
5595240Cooling apparatus of electronic devices
A cooling apparatus of electronic devices including thermal conductive members each of which is positioned with one side thereof being in contact with a surface of each electronic device, the other side thereof being fitted to a housing with a small clear...
01/21/1997
5549835Apparatus equipped with a cooling block unit having sliding parts and a compound used to the same
Disclosed are an apparatus having sliding parts and a compound for preventing diffusion or separation of a base oil; and a compound for preventing diffusion or separation of the base oil used for the apparatus: an electronic or electric appliance using a ...
08/27/1996
5525548Process of fixing a heat sink to a semiconductor chip and package cap
A process of manufacturing a semiconductor chip module by mounting a semiconductor chip on a substrate and contacting the chip with a heat sink. A cap is adhered to the substrate and an adhesive material is embedded in a gap between the heat sink and the ...
06/11/1996
5525835Semiconductor chip module having an electrically insulative thermally conductive thermal dissipator directly in contact with the semiconductor element
The semiconductor chip module according to the present invention comprises a semiconductor substrate on which a wiring portion is formed, a semiconductor chip 4 mounted so as to face a circuit side up to the wiring portion, a heat sink 3, 3a, 13 with one ...
06/11/1996
5515912Cooling apparatus of electronic devices
A cooling apparatus of electronic devices including thermal conductive members each of which is positioned with one side thereof being in contact with a surface of each electronic device, the other side thereof being fitted to a housing with a small clear...
05/14/1996
5463528Cooling structure for integrated circuits
A cooling structure for integrated circuits including a plurality of integrated circuits, and a wiring substrate for mounting these integrated circuits and forming connections to a power source and signals. A plurality of cylindrical pistons are provided,...
10/31/1995
5447750Heat sink method of manufacturing the same and device of manufacturing the same
The heat sink is mounted on a semiconductor chip module sealed hermetically with a cap. The heat sink comprises an absorption means for absorbing the heat generated from a semiconductor chip, being inserted into an opening formed in a cap so as to make co...
09/05/1995
5403400Heat sink method of manufacturing the same and device of manufacturing the same
The heat sink is mounted on a semiconductor chip module sealed hermetically with a cap. The heat sink comprises an absorption means for absorbing the heat generated from a semiconductor chip, being inserted into an opening formed in a cap so as to make co...
04/04/1995
5394299Topology matched conduction cooling module
The pistons of a cold plate frame orient themselves as a result of being free to move along one axis and about two other axes by the reflowing of solder tinning on the external surfaces of the pistons and the walls of the recesses within which the pistons...
02/28/1995
5390076Cooling structure for integrated circuits
A cooling structure for integrated circuits including a plurality of integrated circuits, and a wiring substrate for mounting these integrated circuits and forming connections to a power source and signals. A plurality of cylindrical pistons are provided,...
02/14/1995
5387815Semiconductor chip module
The semiconductor chip module comprises a substrate on which a wiring portion is formed, a semiconductor chip mounted so as to face a circuit side down to the wiring portion, a heat sink with one end in contact with a side opposite to the circuit side of ...
02/07/1995
5360993Cooling unit capable of speedily cooling an integrated circuit chip
In a cooling unit for use in combination with a cooling medium supplying unit (37) and for cooling at least one integrated circuit chip (31), a heat transfer tube (47) passes a cooling medium and is supported by a hat (21) with a gap left between the tube...
11/01/1994
5345107Cooling apparatus for electronic device
The present invention relates to a cooling apparatus for an electronic device, in which a cooling solid body in close contact through thermal conductive fluid with a heat transfer portion of the electronic device is provided, on its one surface in contact...
09/06/1994
5339215Heat sink, method of manufacturing the same, and device of manufacturing the same
A heat sink mounted on a semiconductor chip module sealed hermetically with a cap. The heat sink includes an absorption portion for absorbing the heat generated by a semiconductor chip. The absorption portion is inserted into an opening formed in a cap to...
08/16/1994
5329419Integrated circuit package having a cooling mechanism
An integrated circuit package having a cooling mechanism according to the present invention comprises a plurality of integrated chips disposed to make a matrix and coolers utilizing jet impingement of liquid coolant for cooling which are positioned corres...
07/12/1994
5309319Integral cooling system for electric components
An integral cooling system for cooling a plurality of electronic components, including: a cooling fluid manifold for mounting over the plurality of electronic components; a main fluid inflow duct within the manifold for supplying pumped cooling fluid; a m...
05/03/1994
5303555Electronics package with improved thermal management by thermoacoustic heat pumping
Electronic chips are cooled to an efficient operating temperature by engaging their exposed planar surfaces with a heat sink assembly. The heat sink assembly is a part of the cold end heat sink of a thermoacoustic heat pump that utilizes either traveling ...
04/19/1994
5294830Apparatus for indirect impingement cooling of integrated circuit chips
An integrated circuit thermal conduction module comprises a substrate having a chip-carrying surface and at least one integrated circuit chip on the substrate. A deformable, liquid-impermeable, thermally conductive film or foil extends over an upper surfa...
03/15/1994
5265321Integrated circuit structure with heat exchanger elements secured thereto and method of making
An integrated circuit structure and method of making in which the circuit has a plurality of metal heat exchanger elements spaced from each other with their first ends secured to the structure. The first ends may be adhesively secured to an integrated cir...
11/30/1993
5264984Cooling system for a package with electronic circuit components
A cooling system for cooling electronic circuit components mounted on a wiring substrate includes containers placed on the respective components, and nozzles each having a central through-hole and peripheral through-holes. The outer bottom surface of each...
11/23/1993
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