US3073291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accessory drive engine
Assignee: Motors Liquidation Co
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Filing: 1959-09-11
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Granted: 1963-01-15
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Expires: 1979-09-11
Abstract
No abstract record available.
Inventors
- 👤 Henry J Leonard
- 👤 George J Watt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 01:47
CPC Classifications
F; F02; F02B; F02B77/00; F02B77/14; F01; F01M; F01M1/00; F01M1/02; F01P; F01P5/00; F01P5/02; F01P5/04; F01P5/10; F01P5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
AN ENGINE INCLUDING A PAIR OF CRANKCASE MEMBERS HAVING CYLINDER MEMBERS ASSOCIATED THEREWITH, EACH OF SAID CYLINDER MEMBERS HAVING AN OPEN END COMMUNICATING WITH ONE SAID CRANKCASE MEMBERS AND A CLOSED END OPPOSITE SAID ONE OF SAID CRANKCASE MEMBERS, SAID CRANKCASE MEMBERS BEING SECURED TOGETHER TO PROVIDE A CRANKCASE IN OPEN COMMUNICATION WITH SAID CYLINDER MEMBERS AND WITH SAID CYLINDER MEMBERS EXTENDING IN OPPOSITE DIRECTIONS FROM SAID CRANKCASE, A CRANKSHAFT MOUNTED IN SAID CRANKCASE MEMBERS AND BEING ROTATABLE IN SAID CRANKCASE FOR OPERATING PISTONS IN SAID CYLINDERS, A CAMSHAFT MOUNTED IN SAID CRANKCASE ABOVE SAID CRANKSHAFT AND BEING ROTATABLE BY SAID CRANKSHAFT FOR OPERATING VALVE MECHANISM ASSOCIATED WITH SAID CYLINDERS, AND A BAFFLE MEMBER EXTENDING FROM EACH OF SAID CRANKCASE MEMBERS BELOW SAID CRANKSHAFT AND TOWARD THE MIDDLE OF SAID CRANKCASE AND DIVIDING SAID CRANKCASE INTO AN UPPER CRANKSHAFT COMPARTMENT AND A LOWER LUBRICATING OIL COMPARTMENT, SAID BAFFLE MEMBERS HAVING CLOSELY SPACED EDGES PROVIDING RESTRICTED COMMUNICATION BETWEEN SAID COMPARTMENTS.
Claim 2
Dependent Claim
159 words
AN ENGINE INCLUDING A PAIR OF CRANKCASE MEMBERS HAVING CYLINDER MEMBERS ASSOCIATED THEREWITH, EACH OF SAID CYLINDER MEMBERS HAVING AN OPEN END COMMUNICATING WITH ONE SAID CRANKCASE MEMBERS AND A CLOSED END OPPOSITE SAID ONE OF SAID CRANKCASE MEMBERS, SAID CRANKCASE MEMBERS BEING SECURED TOGETHER TO PROVIDE A CRANKCASE IN OPEN COMMUNICATION WITH SAID CYLINDER MEMBERS AND WITH SAID CYLINDER MEMBERS EXTENDING IN OPPOSITE DIRECTIONS FROM SAID CRANKCASE, A CRANKSHAFT MOUNTED IN SAID CRANKCASE MEMBERS AND BEING ROTATABLE IN SAID CRANKCASE FOR OPERATING PISTONS IN SAID CYLINDERS, A CAMSHAFT MOUNTED IN SAID CRANKCASE ABOVE SAID CRANKSHAFT AND BEING ROTATABLE BY SAID CRANKSHAFT FOR OPERATING VALVE MECHANISM ASSOCIATED WITH SAID CYLINDERS, AND A BAFFLE MEMBER EXTENDING FROM EACH OF SAID CRANKCASE MEMBERS BELOW SAID CRANKSHAFT AND TOWARD THE MIDDLE OF SAID CRANKCASE AND DIVIDING SAID CRANKCASE INTO AN UPPER CRANKSHAFT COMPARTMENT AND A LOWER LUBRICATING OIL COMPARTMENT, SAID BAFFLE MEMBERS HAVING CLOSELY SPACED EDGES PROVIDING RESTRICTED COMMUNICATION BETWEEN SAID COMPARTMENTS.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |