US3270726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve tappet
Assignee: Motors Liquidation Co
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Filing: 1965-10-20
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Granted: 1966-09-06
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Cotton John Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:51
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/20; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A VALVE TAPPET COMPRISING A CUP MEMBER ADAPTED TO FIT OVER THE END OF A VALVE STEM AND HAVING A TRANSVERSE THREADED BORE, A THREADED PLUG CARRIED FOR SCREW ADJUSTING MOVEMENT IN SAID BORE AND HAVING A FLAT SURFACE ALONG ONE SIDE ADAPTED TO CONTACT THE END OF THE VALVE STEM, SAID SURFACE LYING AT AN ANGLE WITH RESPECT TO SAID BORE, WHEREBY AXIAL ADJUSTMENT OF SAID PLUG IN SAID BORE TO ANY OF A PLURALITY OF POSITIONS WHEREIN SAID FLAT SURFACE MAY CONTACT SAID VAVLE STEM, ADJUSTS THE EFFECTIVE LENGTH OF SAID VALVE TAPPET.
Claim 2
Dependent Claim
95 words
A VALVE TAPPET COMPRISING A CUP MEMBER ADAPTED TO FIT OVER THE END OF A VALVE STEM AND HAVING A TRANSVERSE THREADED BORE, A THREADED PLUG CARRIED FOR SCREW ADJUSTING MOVEMENT IN SAID BORE AND HAVING A FLAT SURFACE ALONG ONE SIDE ADAPTED TO CONTACT THE END OF THE VALVE STEM, SAID SURFACE LYING AT AN ANGLE WITH RESPECT TO SAID BORE, WHEREBY AXIAL ADJUSTMENT OF SAID PLUG IN SAID BORE TO ANY OF A PLURALITY OF POSITIONS WHEREIN SAID FLAT SURFACE MAY CONTACT SAID VAVLE STEM, ADJUSTS THE EFFECTIVE LENGTH OF SAID VALVE TAPPET.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |