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US3294987A
Expired / Lapsed
US
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Overload protective device
Assignee: Ford Motor Co
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Filing: 1963-06-13
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Granted: 1966-12-27
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Expires: 1983-06-13
Abstract
No abstract record available.
Inventors
- 👤 Skrbina Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:04
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/24; H01H71/2445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN A VEHICLE HAVING AN ELECTRICAL SYSTEM INCLUDING ELECTRICAL ACCESSORIES AND AN IGNITION SYSTEM, THE COMBINATION COMPRISING A SOURCE OF ELECTRICAL ENERGY A MAIN POWER SUPPLY CIRCUIT MEANS FOR NORMALLY CONNECTING SAID SOURCE OF ELECTRICAL ENERGY TO THE ELECTRICAL ACCESSORIES AND THE IGNITION SYSTEM; AND AN AUZILIARY ELECTRICAL CIRCUIT MEANS COUPLED TO SAID MAIN POWER SUPPLY CIRCUIT FOR OPENING SAID MAIN POWER SUPPLY CIRCUIT MEANS AND FOR COMPLETING ANOTHER POWER SUPPLY CIRCUIT FROM SAID SOURCE OF ELECTRICAL ENERGY TO THE IGNITION SYSTEM, SAID AUXILIARY ELECTRICAL CIRCUIT MEANS BEING ACTIVATED WHEN THE CURRENT IN THE MAIN POWER SUPPLY CIRCUIT MEANS REACHES A PREDETERMINED LEVEL.
Claim 2
Dependent Claim
103 words
IN A VEHICLE HAVING AN ELECTRICAL SYSTEM INCLUDING ELECTRICAL ACCESSORIES AND AN IGNITION SYSTEM, THE COMBINATION COMPRISING A SOURCE OF ELECTRICAL ENERGY A MAIN POWER SUPPLY CIRCUIT MEANS FOR NORMALLY CONNECTING SAID SOURCE OF ELECTRICAL ENERGY TO THE ELECTRICAL ACCESSORIES AND THE IGNITION SYSTEM; AND AN AUZILIARY ELECTRICAL CIRCUIT MEANS COUPLED TO SAID MAIN POWER SUPPLY CIRCUIT FOR OPENING SAID MAIN POWER SUPPLY CIRCUIT MEANS AND FOR COMPLETING ANOTHER POWER SUPPLY CIRCUIT FROM SAID SOURCE OF ELECTRICAL ENERGY TO THE IGNITION SYSTEM, SAID AUXILIARY ELECTRICAL CIRCUIT MEANS BEING ACTIVATED WHEN THE CURRENT IN THE MAIN POWER SUPPLY CIRCUIT MEANS REACHES A PREDETERMINED LEVEL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |