US3277957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat transfer apparatus for electronic component
Assignee: Westinghouse Electric Corp
•
Filing: 1964-04-03
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Granted: 1966-10-11
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Expires: 1984-04-03
Abstract
No abstract record available.
Inventors
- 👤 Thorndike C New
- 👤 William A Stewart
- 👤 Herbert E Ferree
- 👤 Thomas P Nowalk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:34
CPC Classifications
H; H10; H10W; H10W72/00; H10W40/00; H10W40/20; H10W40/22; H10W40/226; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
APPARATUS FOR HEAT REMOVAL FROM A HEAT GENERATING COMPONENT COMPRISING: A FIRST MEMBER HAVING A FIRST SURFACE FOR MOUNTING A HEAT GENERATING COMPONENT THEREON AND A SECOND SURFACE EXTENDING IN A GENERALLY PERPENDICULAR DIRECTION WITH RESPECT TO SAID FIRST SURFACE; A PLURALITY OF FINS FOR HEAT DISSIPATION DISPOSED AROUND SAID FIRST MEMBER, SAID FINS EACH HAVING AN APERTURE SUBSTANTIALLY CONFORMING TO THE SECTIONAL CONFIGURATION OF SAID FIRST MEMBER, SAID FINS AND SAID FIRST MEMBER BEING OF DUCTILE AND THERMALLY CONDUCTIVE MATERIAL WITH THE ENTIRE PERIPHERY OF SAID FIN APERTURE CONTACTING SAID FIRST MEMBER IN AN INTERFERENCE FIT; A PLURALITY OF SPACER MEMBERS EACH DISPOSED BETWEEN AN ADJACENT PAIR OF FIN MEMBERS, SAID SPACER MEMBERS FITTING ON SAID FIRST MEMBER LESS TIGHTLY THAN SAID FINS FIT ON SAID FIRST MEMBER.
Claim 2
Dependent Claim
129 words
APPARATUS FOR HEAT REMOVAL FROM A HEAT GENERATING COMPONENT COMPRISING: A FIRST MEMBER HAVING A FIRST SURFACE FOR MOUNTING A HEAT GENERATING COMPONENT THEREON AND A SECOND SURFACE EXTENDING IN A GENERALLY PERPENDICULAR DIRECTION WITH RESPECT TO SAID FIRST SURFACE; A PLURALITY OF FINS FOR HEAT DISSIPATION DISPOSED AROUND SAID FIRST MEMBER, SAID FINS EACH HAVING AN APERTURE SUBSTANTIALLY CONFORMING TO THE SECTIONAL CONFIGURATION OF SAID FIRST MEMBER, SAID FINS AND SAID FIRST MEMBER BEING OF DUCTILE AND THERMALLY CONDUCTIVE MATERIAL WITH THE ENTIRE PERIPHERY OF SAID FIN APERTURE CONTACTING SAID FIRST MEMBER IN AN INTERFERENCE FIT; A PLURALITY OF SPACER MEMBERS EACH DISPOSED BETWEEN AN ADJACENT PAIR OF FIN MEMBERS, SAID SPACER MEMBERS FITTING ON SAID FIRST MEMBER LESS TIGHTLY THAN SAID FINS FIT ON SAID FIRST MEMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |