US3101114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sink
Assignee: Astro Dynamics Inc
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Filing: 1961-02-01
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Granted: 1963-08-20
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Expires: 1981-02-01
Abstract
No abstract record available.
Inventors
- 👤 Katz Leonhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:53
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/60; H10W40/641
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
FOR DISSIPATING HEAT FROM A TRANSISTOR OR THE LIKE, A HEAT SINK COMPRISING A ONE-PIECE BLOCK OF SUBSTANTIALLY UNIFORM THICKNESS HAVING A FLAT HORIZONTAL PLATE BOTTOM TO SEAT ON A HEAT DISSIPATOR FOR TRANSFERRING HEAT THERETO AND HAVING A CYLINDRICAL OPENING EXTENDING VERTICALLY THERETHROUGH FROM TOP TO BOTTOM TO RECEIVE A TRANSISTOR THEREIN, SAID BLOCK BEING SPLIT VERTICALLY ALONG ONE ENTIRE SIDE OF SAID VERTICAL OPENING TO FORM TWO ARMS EACH EXTENDING ABOUT HALF WAY AROUND THE OPENING, SAID ARMS BEING SPACED APART AT SAID ONE SIDE AND HAVING EARS INTEGRAL THEREWITH, SAID BLOCK HAVING ON THE OTHER SIDE OF SAID OPENING AN EXTENSION AWAY FROM SAID ARMS, SAID EXTENSION HAVING A MOUNTING DEVICE TO ATTACH SAID BLOCK TO SAID DISSIPATOR SO THAT SAID ARMS ARE FREE THROUGHOUT SUBSTANTIALLY THEIR ENTIRE LENGTH TO BE SPRUNG APART TO PERMIT INSERTION AND REMOVAL OF THE TRANSISTOR WITH RESPECT TO SAID OPENING WHILE THE BLOCK IS MOUNTED ON SAID DISSIPATOR.
Claim 2
Dependent Claim
157 words
FOR DISSIPATING HEAT FROM A TRANSISTOR OR THE LIKE, A HEAT SINK COMPRISING A ONE-PIECE BLOCK OF SUBSTANTIALLY UNIFORM THICKNESS HAVING A FLAT HORIZONTAL PLATE BOTTOM TO SEAT ON A HEAT DISSIPATOR FOR TRANSFERRING HEAT THERETO AND HAVING A CYLINDRICAL OPENING EXTENDING VERTICALLY THERETHROUGH FROM TOP TO BOTTOM TO RECEIVE A TRANSISTOR THEREIN, SAID BLOCK BEING SPLIT VERTICALLY ALONG ONE ENTIRE SIDE OF SAID VERTICAL OPENING TO FORM TWO ARMS EACH EXTENDING ABOUT HALF WAY AROUND THE OPENING, SAID ARMS BEING SPACED APART AT SAID ONE SIDE AND HAVING EARS INTEGRAL THEREWITH, SAID BLOCK HAVING ON THE OTHER SIDE OF SAID OPENING AN EXTENSION AWAY FROM SAID ARMS, SAID EXTENSION HAVING A MOUNTING DEVICE TO ATTACH SAID BLOCK TO SAID DISSIPATOR SO THAT SAID ARMS ARE FREE THROUGHOUT SUBSTANTIALLY THEIR ENTIRE LENGTH TO BE SPRUNG APART TO PERMIT INSERTION AND REMOVAL OF THE TRANSISTOR WITH RESPECT TO SAID OPENING WHILE THE BLOCK IS MOUNTED ON SAID DISSIPATOR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |