Patent US3299719A successfully refreshed from Google Patents.
US3299719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starter drive for internal combustion engine
Assignee: DBA SA
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Filing: 1965-04-06
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Granted: 1967-01-24
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Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 Toulier Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:08
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; F02N15/067; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A STARTER DRIVE FOR STARTING AN INTERNAL COMBUSTION ENGINE COMPRISING A DRIVING MOTOR HAVING A SHAFT, AND A BODY, A SLEEVE MEMBER THREADED ON SAID SHAFT, A DRIVING PINION ADAPTED TO MESH WITH AN ENGINE FLYWHEEL, A UNIDIRECTIONAL CLUTCH ARRANGED TO TRANSMIT TORQUE FROM SAID SLEEVE MEMBER TO SAID PINION, RESILIENT RETURNING MEANS BIASING SAID PINION, CLUTCH AND SLEEVE MEMBER AXIALLY AWAY FROM SAID TOOTHED WHEEL, FRICTION MEANS ACTING UPON SAID SLEEVE MEMBER TO OPPOSE ROTATION OF SAID SLEEVE MEMBER WITH SAID SHAFT, THE TORQUE APPLIED BY SAID FRICTION MEANS TO SAID SLEEVE MEMBER BEING LARGE ENOUGH TO CAUSE SAID PINION TO BE MAINTAINED IN MESHED ENGAGEMENT WITH SAID TOOTHED WHEEL EVEN WHEN SAID CLUTCH IS IN ITS DE-CLUTCHED STATE.
Claim 2
Dependent Claim
120 words
A STARTER DRIVE FOR STARTING AN INTERNAL COMBUSTION ENGINE COMPRISING A DRIVING MOTOR HAVING A SHAFT, AND A BODY, A SLEEVE MEMBER THREADED ON SAID SHAFT, A DRIVING PINION ADAPTED TO MESH WITH AN ENGINE FLYWHEEL, A UNIDIRECTIONAL CLUTCH ARRANGED TO TRANSMIT TORQUE FROM SAID SLEEVE MEMBER TO SAID PINION, RESILIENT RETURNING MEANS BIASING SAID PINION, CLUTCH AND SLEEVE MEMBER AXIALLY AWAY FROM SAID TOOTHED WHEEL, FRICTION MEANS ACTING UPON SAID SLEEVE MEMBER TO OPPOSE ROTATION OF SAID SLEEVE MEMBER WITH SAID SHAFT, THE TORQUE APPLIED BY SAID FRICTION MEANS TO SAID SLEEVE MEMBER BEING LARGE ENOUGH TO CAUSE SAID PINION TO BE MAINTAINED IN MESHED ENGAGEMENT WITH SAID TOOTHED WHEEL EVEN WHEN SAID CLUTCH IS IN ITS DE-CLUTCHED STATE.
References Cited (Backward Citations)
US1815047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |