US3273046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inverter circuits with independent commutation circuits
Assignee: General Electric Co
•
Filing: 1961-05-08
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Granted: 1966-09-13
•
Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Burnice D Bedford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:16
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515; H02M7/5152; H02M7/525
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
89 words
AN INVERTER SUPPLYING A REACTIVE LOAD FROM A DIRECT CURRENT SOURCE, COMPRISING, A PAIR OF CONTROLLED RECTIFIERS CONNECTED TO CONDUCT CURRENT IN ALTERNATE DIRECTIONS THROUGH SAID LOAD, A SOURCE OF PERIODIC SIGNALS, MEANS RESPONSIVE TO SAID PERIODIC SIGNALS TO ALTERNATELY RENDER SAID CONTROLLED RECTIFIERS CONDUCTIVE, COMMUTATING MEANS RESPONSIVE TO SAID PERIODIC SIGNALS OPERATIVE TO RENDER SAID CONTROLLED RECTIFIERS NONCONDUCTIVE A DETERMINABLE TIME AFTER CONDUCTION IS INITAITED THEREIN, AN UNIDIRECTIONAL CURRENT CONDUCING MEANS CONNECTED TO PROVIDE A LOW IMPEDANCE PATH FOR CURRENT DUE TO ELECTROMOTIVE FORCES GENERATED WITHIN SAID LOAD.
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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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |