US3305794A
Expired / Lapsed
US
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Control rectifier inverter with resonant circuit and a choke
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1964-09-30
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Granted: 1967-02-21
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Expires: 1984-09-30
Abstract
No abstract record available.
Inventors
- 👤 Seelig Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:57
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515; H02M7/516; H02M5/00; H02M5/02; H02M5/04; H02M5/22; H02M5/25; H02M5/27; H02M7/51; H02M7/5152; H02M7/5155; H02M7/523; H02M7/5233; H02M7/5236; H05; H05B; H05B6/00; H05B6/02; H05B6/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN INVERTER COMPRISING, IN COMBINATION: A RESONANT CIRCUIT HAVING A CAPACITOR, A RESONANT CIRCUIT INDUCTANCE, AND A CHOKE; AND CIRCUIT MEANS CONNECTING SAID RESONANT CIRCUIT TO A POWER SUPPLY AND INCLUDING AT LEAST ONE CONTROLLED RECTIFIER FOR PERIODICALLY CHARGING SAID CAPACITOR; SAID CHOKE BEING A MEANS FOR PREVENTING THE FLOW OF CURRENT BETWEEN SAID CAPACITOR AND SAID INDUCTANCE DURING THE PERIODIC MAGNETIC REVERSALS WHICH SAID CHOKE UNDERGOES WHILE SAID CAPACITOR IS CHARGED BY THE POWER SUPPLY VIA SAID CONTROLLED RECTIFIER.
Claim 2
Dependent Claim
80 words
AN INVERTER COMPRISING, IN COMBINATION: A RESONANT CIRCUIT HAVING A CAPACITOR, A RESONANT CIRCUIT INDUCTANCE, AND A CHOKE; AND CIRCUIT MEANS CONNECTING SAID RESONANT CIRCUIT TO A POWER SUPPLY AND INCLUDING AT LEAST ONE CONTROLLED RECTIFIER FOR PERIODICALLY CHARGING SAID CAPACITOR; SAID CHOKE BEING A MEANS FOR PREVENTING THE FLOW OF CURRENT BETWEEN SAID CAPACITOR AND SAID INDUCTANCE DURING THE PERIODIC MAGNETIC REVERSALS WHICH SAID CHOKE UNDERGOES WHILE SAID CAPACITOR IS CHARGED BY THE POWER SUPPLY VIA SAID CONTROLLED RECTIFIER.
References Cited (Backward Citations)
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Cited
US2929013A
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US3034015A
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US3089965A
Cited
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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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |