Patent US4968095A successfully refreshed from Google Patents.
Patent US5285108A successfully refreshed from Google Patents.
US5285108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling system for integrated circuits
Assignee: Hewlett Packard Development Co LP
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Filing: 1992-08-21
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Granted: 1994-02-08
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Expires: 2012-08-21
Abstract
Abstract A cooling member for an integrated circuit, the member having a recess therein for receiving the integrated circuit and contacting a portion of exterior surfaces of the integrated circuit and a portion of metal leads extending from the integrated circuit; in one aspect, such a member with a plurality of such recesses for accommodating a plurality of such integrated circuits; and in one aspect, such a system including a metal heat sink.
Inventors
- 👤 Robert J. Hastings
- 👤 Carl E. Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:50
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/60; H10W40/641
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
133 words
Apparatus adapted for use with an integrated circuit body having an exterior surface including top and side surfaces and metal leads from the integrated circuit body extending generally adjacent to the sides of the integrated circuit body, the metal leads being electrically connected to a printed circuit board, the apparatus comprising, a cooling member body made from a flexible, thermally conductive material removably press-fittable over the integrated circuit body, said cooling member body having a recess therein for receiving and enveloping the integrated circuit body, and said recess defined by walls configured to contact the top and side surfaces of the integrated circuit body and the metal leads extending from the integrated circuit body including a substantial length of the portion of the leads which are electrically connected to the printed circuit board.
Claim 2
Dependent Claim
133 words
Apparatus adapted for use with an integrated circuit body having an exterior surface including top and side surfaces and metal leads from the integrated circuit body extending generally adjacent to the sides of the integrated circuit body, the metal leads being electrically connected to a printed circuit board, the apparatus comprising, a cooling member body made from a flexible, thermally conductive material removably press-fittable over the integrated circuit body, said cooling member body having a recess therein for receiving and enveloping the integrated circuit body, and said recess defined by walls configured to contact the top and side surfaces of the integrated circuit body and the metal leads extending from the integrated circuit body including a substantial length of the portion of the leads which are electrically connected to the printed circuit board.
Claim 3
Dependent Claim
43 words
Apparatus of claim 1 further comprising each metal lead having a length defined from the integrated circuit body to the end of the metal lead wherein the cooling member body is configured to contact each metal lead along substantially the entire length thereof.
Claim 4
Dependent Claim
34 words
Apparatus of claim 1 further comprising the integrated circuit body having projections and the cooling member body having subrecesses therein, wherein the integrated circuit body projections are received within the cooling member body subrecesses.
Claim 5
Dependent Claim
150 words
A cooling member adapted for use with a plurality of integrated circuit bodies, each integrated circuit body having an exterior surface including top and side surfaces and metal leads from the integrated circuit body extending generally adjacent to the sides of each integrated circuit body, the metal leads of each integrated circuit body being electrically connected to a printed circuit board, the cooling member comprising a cooling member body made from a flexible, thermally conductive material removably press-fittable over each integrated circuit body, said cooling member body having a plurality of recesses for receiving and enveloping the integrated circuit bodies, and each recess defined by walls configured to contact the top and side surfaces of the respective integrated circuit body and the metal leads extending from the respective integrated circuit body including a substantial length of the portion of the leads which are electrically connected to the printed circuit board.
Claim 6
Dependent Claim
150 words
A cooling member adapted for use with a plurality of integrated circuit bodies, each integrated circuit body having an exterior surface including top and side surfaces and metal leads from the integrated circuit body extending generally adjacent to the sides of each integrated circuit body, the metal leads of each integrated circuit body being electrically connected to a printed circuit board, the cooling member comprising a cooling member body made from a flexible, thermally conductive material removably press-fittable over each integrated circuit body, said cooling member body having a plurality of recesses for receiving and enveloping the integrated circuit bodies, and each recess defined by walls configured to contact the top and side surfaces of the respective integrated circuit body and the metal leads extending from the respective integrated circuit body including a substantial length of the portion of the leads which are electrically connected to the printed circuit board.
Claim 7
Dependent Claim
42 words
The cooling member of claim 4 further comprising each metal lead having a length defined from the integrated circuit body to the end of the metal lead wherein the cooling member body contacts each metal lead along substantially the entire length thereof.
Claim 8
Dependent Claim
22 words
The cooling member of claim 4 further comprising a bottom insulating member, the printed circuit board positioned on the bottom insulating member.
Claim 9
Dependent Claim
19 words
The cooling member of claim 6 wherein the bottom insulating member is made from a flexible, thermally conductive material.
Claim 10
Dependent Claim
119 words
Apparatus adapted for use with an integrated circuit body having a generally rectangular shaped exterior surface including a top and side surfaces and metal leads extending therefrom, the metal leads being electrically connected to a printed circuit board, the apparatus comprising, a flexible, thermally conductive cooling member body being removably press-fittable over the integrated circuit body, said cooling member body having a recess therein, and said recess configured to a generally rectangular shape and defined by walls sized to contact the top and side surfaces of the integrated circuit body and the metal leads extending from the integrated circuit body including a substantial length of the portion of the leads which are selectively connected to the printed circuit board.
Claim 11
Dependent Claim
119 words
Apparatus adapted for use with an integrated circuit body having a generally rectangular shaped exterior surface including a top and side surfaces and metal leads extending therefrom, the metal leads being electrically connected to a printed circuit board, the apparatus comprising, a flexible, thermally conductive cooling member body being removably press-fittable over the integrated circuit body, said cooling member body having a recess therein, and said recess configured to a generally rectangular shape and defined by walls sized to contact the top and side surfaces of the integrated circuit body and the metal leads extending from the integrated circuit body including a substantial length of the portion of the leads which are selectively connected to the printed circuit board.
Claim 12
Dependent Claim
42 words
Apparatus of claim 8 further comprising each metal lead having a length defined from the integrated circuit body to the end of the metal lead wherein the cooling member body is configured to contact each metal along substantially the entire length thereof.
Claim 13
Dependent Claim
43 words
Apparatus of claim 8 further comprising the integrated circuit body having four corners and having projections protruding from the four corners and the cooling member body having subrecesses therein, wherein the integrated circuit body projections are received within the cooling member body subrecesses.
References Cited (Backward Citations)
JPS607155A
Cited
JPS6018942A
Cited
US5010390A
Cited
US4926242A
Cited
US4748538A
Cited
US5014161A
Cited
US5014112A
Cited
US4943844A
Cited
JPS63289847A
Cited
US5012324A
Cited
US4899208A
Cited
US5006921A
Cited
US5016084A
Cited
US5010389A
Cited
US5006923A
Cited
US5006925A
Cited
US5010386A
Cited
US5014113A
Cited
US5006924A
Cited
US5012325A
Cited
US5168926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-02-07 | 1997-08-09 | 1998-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-02-07 | 2001-08-09 | 2002-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-02-07 | 2005-08-09 | 2006-02-08 | $7700.00 | Window Closed / Lapsed |