US3275836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic engine starter
Assignee: Individual
•
Filing: 1964-03-26
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Granted: 1966-09-27
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Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Vancha John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:40
CPC Classifications
F; F02; F02N; F02N11/00; F02N11/08; F02N11/0803; F02N2200/00; F02N2200/02; F02N2200/023; F02N2250/00; F02N2250/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN AN AUTOMATIC STARTING CONTROL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A BATTERY AND A STARTING CIRCUIT POWERED THEREBY, THE COMBINATION COMPRISING: (A) A THERMAL SENSING ELEMENT HAVING AN ELECTRICAL RESISTANCE RESPONSIVE TO TEMPERATURE, AND ADAPTED TO SENSE ENGINE TEMPERATURE; (B) A CURRENT-SENSITIVE RELAY HAVING A COIL CONNECTED IN SERIES WITH SAID THERMAL SENSING ELEMENT, AND A SET OF CONTACTS; (C) A CONSTANT VOLTAGE CIRCUIT ADAPTED TO BE POWERED BY THE BATTERY, AND CONNECTED IN SERIES WITH SAID COIL AND SAID THERMAL SENSING ELEMENT; AND (D) A RELAY CIRCUIT UNDER THE CONTROL OF SAID CONTACTS AND ADAPTED TO BE CONNECTED TO THE ENGINE STARTING CIRCUIT FOR CONTROLLING APPLICATION OF POWER THERETO.
Claim 2
Dependent Claim
112 words
IN AN AUTOMATIC STARTING CONTROL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A BATTERY AND A STARTING CIRCUIT POWERED THEREBY, THE COMBINATION COMPRISING: (A) A THERMAL SENSING ELEMENT HAVING AN ELECTRICAL RESISTANCE RESPONSIVE TO TEMPERATURE, AND ADAPTED TO SENSE ENGINE TEMPERATURE; (B) A CURRENT-SENSITIVE RELAY HAVING A COIL CONNECTED IN SERIES WITH SAID THERMAL SENSING ELEMENT, AND A SET OF CONTACTS; (C) A CONSTANT VOLTAGE CIRCUIT ADAPTED TO BE POWERED BY THE BATTERY, AND CONNECTED IN SERIES WITH SAID COIL AND SAID THERMAL SENSING ELEMENT; AND (D) A RELAY CIRCUIT UNDER THE CONTROL OF SAID CONTACTS AND ADAPTED TO BE CONNECTED TO THE ENGINE STARTING CIRCUIT FOR CONTROLLING APPLICATION OF POWER THERETO.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |