US3265051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breaker unit for the ignition system of an internal combustion engine
Assignee: ZF Friedrichshafen AG
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Filing: 1964-06-04
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Granted: 1966-08-09
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Expires: 1984-06-04
Abstract
No abstract record available.
Inventors
- 👤 Fend Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:30
CPC Classifications
F; F02; F02P; F02P7/00; F02P7/06; F02P7/067; F02P7/0675
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN AN INTERNAL COMBUSTION ENGINE, IN COMBINATION: (A) SPARKPLUG MEANS; (B) A SEALED HOUSING; (C) A FIXED CONTACT IN SAID HOUSING; (D) AN ELONGATED LEAF SPRING OF FERROMAGNETIC MATERIAL HAVING TWO END PORTIONS; (E) FASTENING MEANS FASTENING ONE OF SAID END PORTIONS TO SAID HOUSING FOR MOVEMENT OF THE OTHER END PORTION TOWARD AND AWAY FROM SAID FIXED CONTACT; (F) A MOVABLE CONTACT ON SAID OTHER END PORTION AND NORMALLY URGED BY THE RESILIENCE OF SAID SPRING INTO CIRCUIT CLOSING ENGAGEMENT WITH SAID FIXED CONTACT;
Claim 2
Dependent Claim
85 words
IN AN INTERNAL COMBUSTION ENGINE, IN COMBINATION: (A) SPARKPLUG MEANS; (B) A SEALED HOUSING; (C) A FIXED CONTACT IN SAID HOUSING; (D) AN ELONGATED LEAF SPRING OF FERROMAGNETIC MATERIAL HAVING TWO END PORTIONS; (E) FASTENING MEANS FASTENING ONE OF SAID END PORTIONS TO SAID HOUSING FOR MOVEMENT OF THE OTHER END PORTION TOWARD AND AWAY FROM SAID FIXED CONTACT; (F) A MOVABLE CONTACT ON SAID OTHER END PORTION AND NORMALLY URGED BY THE RESILIENCE OF SAID SPRING INTO CIRCUIT CLOSING ENGAGEMENT WITH SAID FIXED CONTACT;
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |