US3116647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine rocker arm
Assignee: Laminated Shim Co Inc
•
Filing: 1960-09-12
•
Granted: 1964-01-07
•
Expires: 1980-09-12
Abstract
No abstract record available.
Inventors
- 👤 James M Leake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:54
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/12; F01L1/18; F01L1/181; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20882
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN ENGINE ROCKER ARM COMPRISING, A SINGLE LAYER ARM MEMBER PROTRUDING FROM SAID ARM MEMBER, A HUB MEMBER INTERMEDIATE THE ENDS OF SAID ARM MEMBER, AN INTENAL OIL PASSAGEWAY IN SAID ARM MEMBER EXTENDING FROM SAID HUB MEMBER TO THE PROXIMITY OF ONE SAID ENDS OF SAID ARM MEMBER, A SECOND INTERNAL OIL PASSAGEWAY IN SAID ARM MEMBER EXTENDING FROM SAID HUB MEMBER TO PROXIMITY OF THE OTHER OF SAID ENDS OF SAID ARM MEMBER AND OIL METERING MEANS IN SAID SECOND INTERNAL OIL PASSAGEWAY COMPRISING A DEFORMED PORTION THEREIN.
Claim 2
Dependent Claim
90 words
AN ENGINE ROCKER ARM COMPRISING, A SINGLE LAYER ARM MEMBER PROTRUDING FROM SAID ARM MEMBER, A HUB MEMBER INTERMEDIATE THE ENDS OF SAID ARM MEMBER, AN INTENAL OIL PASSAGEWAY IN SAID ARM MEMBER EXTENDING FROM SAID HUB MEMBER TO THE PROXIMITY OF ONE SAID ENDS OF SAID ARM MEMBER, A SECOND INTERNAL OIL PASSAGEWAY IN SAID ARM MEMBER EXTENDING FROM SAID HUB MEMBER TO PROXIMITY OF THE OTHER OF SAID ENDS OF SAID ARM MEMBER AND OIL METERING MEANS IN SAID SECOND INTERNAL OIL PASSAGEWAY COMPRISING A DEFORMED PORTION THEREIN.
References Cited (Backward Citations)
US2288831A
Cited
US2509661A
Cited
US2523489A
Cited
US2490262A
Cited
US2521621A
Cited
US2563699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |