USRE27410E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anderson ft al
Assignee: —
•
Filing: 1970-12-23
•
Granted: 1972-06-27
•
Expires: 1990-12-23
Abstract
Abstract TO FACILITATE STARTING, AN INTERNAL COMBUSTION ENGINE IS PROVIDED WITH A DECOMPRESSION PORT LOCATED AT A SELECTED DISTANCE FROM THE TOP OF THE CYLINDER SO AS TO DECREASE COMPRESSION DURING CRANKING OF THE ENGINE. THE PORT IS CONTROLLED BY A VALVE WHICH IS NORMALLY CLOSED AND WHICH PREFERABLY COMPRISES A BALL SHAPED VALVED MEMBER PRESSED AGAINST AN ANNULAR VALVE SEAT. A UNITARY LOCKING ELEMENT HOLDS THE ENGINE THROTTLE CONTROL MEMBER IS SELECTED POSITION FOR STARTING AND ALSO HOLDS THE DECOMPOSITION VALVE OPEN. AS SOON AS THE ENGINE STARTS, ACTUATION OF THE THEREBY RESULTS IN THE AUTOMATIC CLOSING OF THE DECOMPRESSION VALVE.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:25
CPC Classifications
F; F01; F01L; F01L13/00; F01L13/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-27 | 1975-12-27 | 1976-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-27 | 1979-12-27 | 1980-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-27 | 1983-12-27 | 1984-06-27 | $7700.00 | Window Closed / Lapsed |