US3096749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocker arm and method of making the same
Assignee: PARAMOUNT FABRICATING CO
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Filing: 1960-11-25
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Granted: 1963-07-09
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Expires: 1980-11-25
Abstract
No abstract record available.
Inventors
- 👤 Howard M Davidson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:20
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/20; B21K1/205; B21D; B21D53/00; B21D53/84; 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
154 words
A ROCKER ARM FOR AN INTERNAL COMBUSTION ENGINE HAVING A ROCKER ARM SHAFT, SAID ROCKER ARM COMPRISING AN ELONGATED BODY, A BEARING PROVIDED IN THE MIDDLE OF THE BODY, A ROLLING CAM PROVIDED ON ONE END OF SAID BODY WITH THE AXIS OF CURVATURE OF THE CAM BEING IN THE PLANE PARALLEL TO THE AXIS OF THE BEARING, AND AN INTERNALLY THREADED CYLINDER ON ITS OTHER END WITH THE AXIS OF THE CYLINDER BEING PERPENDICULAR TO BE NOT INTERSECTING A PLANE PASSING THROUGH THE AXIS OF THE BEARING; SAID BODY BEARING; AND THE ROLLING CAM BEING FORMED OF A PLURALITY OF LAMINATIONS OF SHEET METAL, WITH THE INNER SURFACES OF THE LAMINATIONS BEING IN DIRECT CONTACT WITH THE ROCKER ARM SHAFT SURFACES, SAID LAMINATIONS HAVING CHANNEL CROSS SECTIONS AND EXTENDING THE PLANES PARALLEL TO THE AXIS OF THE BEARING, AND WITH SAID INTERNALLY THREADED CYLINDER EXTENDING PERPENDICULAR TO SAID LAMINATIONS AND BEING INTEGRAL THEREWITH.
Claim 2
Dependent Claim
154 words
A ROCKER ARM FOR AN INTERNAL COMBUSTION ENGINE HAVING A ROCKER ARM SHAFT, SAID ROCKER ARM COMPRISING AN ELONGATED BODY, A BEARING PROVIDED IN THE MIDDLE OF THE BODY, A ROLLING CAM PROVIDED ON ONE END OF SAID BODY WITH THE AXIS OF CURVATURE OF THE CAM BEING IN THE PLANE PARALLEL TO THE AXIS OF THE BEARING, AND AN INTERNALLY THREADED CYLINDER ON ITS OTHER END WITH THE AXIS OF THE CYLINDER BEING PERPENDICULAR TO BE NOT INTERSECTING A PLANE PASSING THROUGH THE AXIS OF THE BEARING; SAID BODY BEARING; AND THE ROLLING CAM BEING FORMED OF A PLURALITY OF LAMINATIONS OF SHEET METAL, WITH THE INNER SURFACES OF THE LAMINATIONS BEING IN DIRECT CONTACT WITH THE ROCKER ARM SHAFT SURFACES, SAID LAMINATIONS HAVING CHANNEL CROSS SECTIONS AND EXTENDING THE PLANES PARALLEL TO THE AXIS OF THE BEARING, AND WITH SAID INTERNALLY THREADED CYLINDER EXTENDING PERPENDICULAR TO SAID LAMINATIONS AND BEING INTEGRAL THEREWITH.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |