US3076098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric starting motor control
Assignee: Motors Liquidation Co
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Filing: 1960-07-15
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Granted: 1963-01-29
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Expires: 1980-07-15
Abstract
No abstract record available.
Inventors
- 👤 Donald E Colvill
- 👤 David S Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:57
CPC Classifications
F; F02; F02N; F02N11/00; F02N11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN AN ELECTRIC STARTING SYSTEM FOR CRANKING AN INTERNAL COMBUSTION ENGINE, THE COMBINATION COMPRISING, A GENERATOR, A STORAGE BATTERY, A CHARGING CIRCUIT INTERCONNECTING SAID GENERATOR AND SAID STORAGE BATTERY FOR SUPPLYING CHARGING CURRENT TO SAID BATTERY, AND ELECTRIC STARTING MOTOR ADAPTED TO CRANK SAID ENGINE, CONTROL MEANS, A MANUALLY OPERABLE SWITCH, SWITCH MEANS CONNECTED BETWEEN SAID CHARGING CIRCUIT AND SAID STARTING MOTOR, MEANS FOR CAUSING SAID SWITCH MEANS TO CLOSE UPON CLOSURE OF SAID MANUALLY OPERABLE SWITCH TO COMPLETE A CIRCUIT BETWEEN SAID CHARGING CIRCUIT AND SAID STARTING MOTOR, AND MEANS CONNECTING ONE SIDE OF SAID CONTROL MEANS WITH SAID GENERATOR, SAID SWITCH MEANS WHEN CONDUCTIVE CONNECTING THE OPPOSITE SIDE OF SAID CONTROL MEANS WITH SAID CHARGING CIRCUIT WHEREBY SAID CONTROL MEANS IS RENDERED NON-CONDUCTIVE, SAID CONTROL MEANS BEING RENDERED CONDUCTIVE WHEN SAID MANUALLY OPERABLE SWITCH IS OPENED TO PLACE A POTENTIAL ON ONE SIDE OF SAID SWITCH MEANS TO RENDER SAID SWITCH MEANS NON-CONDUCTIVE.
Claim 2
Dependent Claim
155 words
IN AN ELECTRIC STARTING SYSTEM FOR CRANKING AN INTERNAL COMBUSTION ENGINE, THE COMBINATION COMPRISING, A GENERATOR, A STORAGE BATTERY, A CHARGING CIRCUIT INTERCONNECTING SAID GENERATOR AND SAID STORAGE BATTERY FOR SUPPLYING CHARGING CURRENT TO SAID BATTERY, AND ELECTRIC STARTING MOTOR ADAPTED TO CRANK SAID ENGINE, CONTROL MEANS, A MANUALLY OPERABLE SWITCH, SWITCH MEANS CONNECTED BETWEEN SAID CHARGING CIRCUIT AND SAID STARTING MOTOR, MEANS FOR CAUSING SAID SWITCH MEANS TO CLOSE UPON CLOSURE OF SAID MANUALLY OPERABLE SWITCH TO COMPLETE A CIRCUIT BETWEEN SAID CHARGING CIRCUIT AND SAID STARTING MOTOR, AND MEANS CONNECTING ONE SIDE OF SAID CONTROL MEANS WITH SAID GENERATOR, SAID SWITCH MEANS WHEN CONDUCTIVE CONNECTING THE OPPOSITE SIDE OF SAID CONTROL MEANS WITH SAID CHARGING CIRCUIT WHEREBY SAID CONTROL MEANS IS RENDERED NON-CONDUCTIVE, SAID CONTROL MEANS BEING RENDERED CONDUCTIVE WHEN SAID MANUALLY OPERABLE SWITCH IS OPENED TO PLACE A POTENTIAL ON ONE SIDE OF SAID SWITCH MEANS TO RENDER SAID SWITCH MEANS NON-CONDUCTIVE.
References Cited (Backward Citations)
US1920782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |