US3280811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting mechanism for internal combustion engines
Assignee: ZF International UK Ltd
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Filing: 1964-08-04
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Granted: 1966-10-25
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Expires: 1984-08-04
Abstract
No abstract record available.
Inventors
- 👤 Baker Alfred Dickens
- 👤 Clarke John Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:24
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; F02N15/067; Y; Y10; Y10T; Y10T74/00; Y10T74/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
195 words
AN ENGINE STARTING MECHANISM COMPRISING IN COMBINATION A HOUSING, A ROTOR MOUNTED FOR ROTATION WITHIN THE HOUSING, SAID ROTOR HAVING AN EXTENDED ROTOR SHAFT, A PINION MOUNTED ON SAID SHAFT AND DRIVABLE THEREBY, SAID PINION BEING MOVABLE AXIALLY UPON SAID SHAFT, AN ABUTMENT PLATE DISPOSED ABOUT SAID SHAFT AND CONNECTED TO SAID PINION, SAID ABUTMENT PLATE BEING DISPOSED INTERMEDIATE THE PINION AND THE ROTOR AND DEFINING A PAIR OF ABUTMENT SURFACES ON OPPOSITE SIDES THEREOF, A PIVOT MOUNTED WITHIN THE CASING, A PAIR OF LEVERS MOUNTED UPON SAID PIVOT AND HAVING FREE ENDS DISPOSED TO BEAR UPON THE ABUTMENT SURFACES RESPECTIVELY, A SOLENOID MOUNTED UPON THE CASING, AN ARMATURE MOVABLE BY SAID SOLENOID, RESILIENT MEANS ACTING TO MOVE THE ARMATURE IN OPPOSITION TO THE SOLENOID, LINK MEANS OPERATIVELY CONNECTING THE ARMATURE TO THE LEVER WHICH IS DISPOSED TO CONTACT THE ABUTMENT SURFACE OF THE ABUTMENT PLATE WHICH IS PRESENTED TO THE PINION, FURTHER RESILIENT MEANS ACTING INTERMEDIATE THE TWO LEVERS FOR BIASING THE FREE ENDS THEREOF TOWARDS EACH OTHER AND STOP MEANS ACTING BETWEEN THE TWO LEVERS SO AS TO ENSURE THAT THE FREE ENDS THEREOF CANNOT CONTACT THE ABUTMENT SURFACES AT THE SAME TIME.
Claim 2
Dependent Claim
195 words
AN ENGINE STARTING MECHANISM COMPRISING IN COMBINATION A HOUSING, A ROTOR MOUNTED FOR ROTATION WITHIN THE HOUSING, SAID ROTOR HAVING AN EXTENDED ROTOR SHAFT, A PINION MOUNTED ON SAID SHAFT AND DRIVABLE THEREBY, SAID PINION BEING MOVABLE AXIALLY UPON SAID SHAFT, AN ABUTMENT PLATE DISPOSED ABOUT SAID SHAFT AND CONNECTED TO SAID PINION, SAID ABUTMENT PLATE BEING DISPOSED INTERMEDIATE THE PINION AND THE ROTOR AND DEFINING A PAIR OF ABUTMENT SURFACES ON OPPOSITE SIDES THEREOF, A PIVOT MOUNTED WITHIN THE CASING, A PAIR OF LEVERS MOUNTED UPON SAID PIVOT AND HAVING FREE ENDS DISPOSED TO BEAR UPON THE ABUTMENT SURFACES RESPECTIVELY, A SOLENOID MOUNTED UPON THE CASING, AN ARMATURE MOVABLE BY SAID SOLENOID, RESILIENT MEANS ACTING TO MOVE THE ARMATURE IN OPPOSITION TO THE SOLENOID, LINK MEANS OPERATIVELY CONNECTING THE ARMATURE TO THE LEVER WHICH IS DISPOSED TO CONTACT THE ABUTMENT SURFACE OF THE ABUTMENT PLATE WHICH IS PRESENTED TO THE PINION, FURTHER RESILIENT MEANS ACTING INTERMEDIATE THE TWO LEVERS FOR BIASING THE FREE ENDS THEREOF TOWARDS EACH OTHER AND STOP MEANS ACTING BETWEEN THE TWO LEVERS SO AS TO ENSURE THAT THE FREE ENDS THEREOF CANNOT CONTACT THE ABUTMENT SURFACES AT THE SAME TIME.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |