Patent US3155083A successfully refreshed from Google Patents.
US3155083A
Expired / Lapsed
US
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Low silhouette engine
Assignee: International Motors LLC
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Filing: 1962-10-04
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Granted: 1964-11-03
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Expires: 1982-10-04
Abstract
No abstract record available.
Inventors
- 👤 Tommy A Middlesworth
- 👤 Wendell E Dorsett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:54
CPC Classifications
A; A01; A01D; A01D41/00; A01D41/12; F; F01; F01P; F01P11/00; F01P11/10; F01P11/12; Y; Y10; Y10S; Y10S55/00; Y10S55/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN ENGINE HAVING A CLOSED CIRCUIT FLUID COOLING SYSTEM; AN ENGINE CRANKSHAFT EXTENDING OUTWARDLY FROM THE ENGINE; A CIRCULAR BLOWING-TYPE FAN SECURED TO SAID CRANKSHAFT; A CIRCULAR SCREEN CO-EXTENSIVE WITH AND SECURED TO SAID FAN TO ROTATE THEREWITH; SAID COOLING SYSTEM INCLUDING A RADIATOR HAVING A CORE; SAID RADIATOR AND ENGINE BEING MOUNTED WITH RESPECT TO EACH OTHER SUCH THAT THEY ARE SPACED APART A SUBSTANTIAL DISTANCE ALONG THE DIRECTION OF THE ENGINE CRANKSHAFT; A SHROUD SECURED TO SAID RADIATOR AND FORMING A CLOSED DUCT BETWEEN SAID FAN AND SAID RADIATOR CORE, THE FREE END OF SAID DUCT HAVING A CIRCULAR OPENING, FORMED THEREIN, DIMENSIONED SUCH THAT SAID ROTATING SCREEN FORMS A COVER FOR SAID OPENING.
Claim 2
Dependent Claim
116 words
AN ENGINE HAVING A CLOSED CIRCUIT FLUID COOLING SYSTEM; AN ENGINE CRANKSHAFT EXTENDING OUTWARDLY FROM THE ENGINE; A CIRCULAR BLOWING-TYPE FAN SECURED TO SAID CRANKSHAFT; A CIRCULAR SCREEN CO-EXTENSIVE WITH AND SECURED TO SAID FAN TO ROTATE THEREWITH; SAID COOLING SYSTEM INCLUDING A RADIATOR HAVING A CORE; SAID RADIATOR AND ENGINE BEING MOUNTED WITH RESPECT TO EACH OTHER SUCH THAT THEY ARE SPACED APART A SUBSTANTIAL DISTANCE ALONG THE DIRECTION OF THE ENGINE CRANKSHAFT; A SHROUD SECURED TO SAID RADIATOR AND FORMING A CLOSED DUCT BETWEEN SAID FAN AND SAID RADIATOR CORE, THE FREE END OF SAID DUCT HAVING A CIRCULAR OPENING, FORMED THEREIN, DIMENSIONED SUCH THAT SAID ROTATING SCREEN FORMS A COVER FOR SAID OPENING.
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) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |