US3340407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deenergizing circuit
Assignee: General Electric Co
•
Filing: 1964-07-29
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Granted: 1967-09-05
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Expires: 1984-07-29
Abstract
No abstract record available.
Inventors
- 👤 Sinclair Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:57
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/18; H01F7/1877; H03; H03K; H03K17/00; H03K17/04; H03K17/041; H03K17/0416; H03K17/04166
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A CIRCUIT COMPRISING A SOURCE OF DIRECT CURRENT, A PLURALITY OF INDUCTANCES EACH OF WHICH HAS ONE END COUPLED TO ONE SIDE OF SAID SOURCE, AND A PLURALITY OF SELECTIVELY OPERABLE SWITCHING DEVICES RESPECTIVELY COUPLED BETWEEN THE OTHER ENDS OF SAID INDUCTANCES AND THE OTHER SIDE OF SAID SOURCE, THE IMPROVEMENT COMPRISING A VOLTAGE REFERENCE DEVICE HAVING ONE END COUPLED TO SAID ONE ENDS OF ALL OF SAID INDUCTANCES, AND A PLURALITY OF RECTIFIER DEVICES RESPECTIVELY COUPLED BETWEEN SAID OTHER ENDS OF SAID INDUCTANCES AND THE OTHER END OF SAID VOLTAGE REFERENCE DEVICE, SAID RECTIFIER DEVICES BEING POLED TO CONDUCT CURRENT PRODUCED BY THEIR RESPECTIVE INDUCTANCES WHEN DEENERGIZED.
Claim 2
Dependent Claim
109 words
IN A CIRCUIT COMPRISING A SOURCE OF DIRECT CURRENT, A PLURALITY OF INDUCTANCES EACH OF WHICH HAS ONE END COUPLED TO ONE SIDE OF SAID SOURCE, AND A PLURALITY OF SELECTIVELY OPERABLE SWITCHING DEVICES RESPECTIVELY COUPLED BETWEEN THE OTHER ENDS OF SAID INDUCTANCES AND THE OTHER SIDE OF SAID SOURCE, THE IMPROVEMENT COMPRISING A VOLTAGE REFERENCE DEVICE HAVING ONE END COUPLED TO SAID ONE ENDS OF ALL OF SAID INDUCTANCES, AND A PLURALITY OF RECTIFIER DEVICES RESPECTIVELY COUPLED BETWEEN SAID OTHER ENDS OF SAID INDUCTANCES AND THE OTHER END OF SAID VOLTAGE REFERENCE DEVICE, SAID RECTIFIER DEVICES BEING POLED TO CONDUCT CURRENT PRODUCED BY THEIR RESPECTIVE INDUCTANCES WHEN DEENERGIZED.
References Cited (Backward Citations)
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Cited
US2925491A
Cited
US3047742A
Cited
US3056906A
Cited
US3222575A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |