Patent US3322104A successfully refreshed from Google Patents.
US3322104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tappet
Assignee: Eaton Corp
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Filing: 1966-05-27
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Granted: 1967-05-30
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Roy F Abell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:13
CPC Classifications
F; F01; F01M; F01M9/00; F01M9/10; F01M9/107; F01L; F01L1/00; F01L1/12; F01L1/14; F02; F02B; F02B2275/00; F02B2275/34; F02B75/00; F02B75/16; F02B75/18; F02B75/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
IN A LUBRICATING SYSTEM FOR AN ENGINE OR THE LIKE INCLUDING A RECIPROCATEDLY ACTUATED TAPPET, A ROCKER, AND A HOLLOW PUSH ROD DRIVINGLY CONNECTING SAID ROCKER TO THE TAPPET AND CONSTITUTING AN OIL CONDUCTOR BETWEEN SAID ROCKER AND SAID TAPPET, THE COMBINATION OF: AN ENGINE BLOCK HAVING A WALL PROVIDED WITH AT LEAST ONE CYLINDRICAL TAPPET GUIDE MEANS THEREIN, A FLUID PASSAGEWAY IN SAID ENGINE, BLOCK, A CYLINDRICAL TAPPET DISPOSED WITHIN SAID GUIDE MEANS, SAID TAPPET INCLUDING, A BEARING SURFACE TO RECEIVE A HOLLOW PUSH ROD, A CAM ENGAGING FACE TO ABUT A VALVE ACTUATING CAM, A FIRST GROOVE ON THE EXTERIOR SURFACE OF SAID TAPPET, A SECOND GROOVE ON THE EXTERIOR SURFACE OF SAID TAPPET SEPARATED FROM SAID FIRST GROOVE BY A FLOW METERING MEANS, FIRST COMMUNICATION MEANS BETWEEN SAID SECOND GROOVE AND SAID HOLLOW PUSH ROD, SECOND COMMUNICATION MEANS BETWEEN SAID FLUID PASSAGEWAY AND SAID FIRST GROOVE FOR PROVIDING DIRECT COMMUNICATION ONLY BETWEEN SAID FLUID PASSAGEWAY AND SAID FIRST GROOVE, WHILE PROVIDING INDIRECT COMMUNICATION TO SAID SECOND GROOVE ONLY VIA SAID FLOW METERING MEANS.
Claim 2
Dependent Claim
176 words
IN A LUBRICATING SYSTEM FOR AN ENGINE OR THE LIKE INCLUDING A RECIPROCATEDLY ACTUATED TAPPET, A ROCKER, AND A HOLLOW PUSH ROD DRIVINGLY CONNECTING SAID ROCKER TO THE TAPPET AND CONSTITUTING AN OIL CONDUCTOR BETWEEN SAID ROCKER AND SAID TAPPET, THE COMBINATION OF: AN ENGINE BLOCK HAVING A WALL PROVIDED WITH AT LEAST ONE CYLINDRICAL TAPPET GUIDE MEANS THEREIN, A FLUID PASSAGEWAY IN SAID ENGINE, BLOCK, A CYLINDRICAL TAPPET DISPOSED WITHIN SAID GUIDE MEANS, SAID TAPPET INCLUDING, A BEARING SURFACE TO RECEIVE A HOLLOW PUSH ROD, A CAM ENGAGING FACE TO ABUT A VALVE ACTUATING CAM, A FIRST GROOVE ON THE EXTERIOR SURFACE OF SAID TAPPET, A SECOND GROOVE ON THE EXTERIOR SURFACE OF SAID TAPPET SEPARATED FROM SAID FIRST GROOVE BY A FLOW METERING MEANS, FIRST COMMUNICATION MEANS BETWEEN SAID SECOND GROOVE AND SAID HOLLOW PUSH ROD, SECOND COMMUNICATION MEANS BETWEEN SAID FLUID PASSAGEWAY AND SAID FIRST GROOVE FOR PROVIDING DIRECT COMMUNICATION ONLY BETWEEN SAID FLUID PASSAGEWAY AND SAID FIRST GROOVE, WHILE PROVIDING INDIRECT COMMUNICATION TO SAID SECOND GROOVE ONLY VIA SAID FLOW METERING MEANS.
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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |