Patent US2766478A successfully refreshed from Google Patents.
Patent US3273076A successfully refreshed from Google Patents.
US3273076A
Expired / Lapsed
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Self-generating inverter with controlled semi-conductor rectifiers
Assignee: US Philips Corp
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Filing: 1962-01-22
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Granted: 1966-09-13
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Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Wilting Johannes Jacobus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:16
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515; H02M7/516; H02M7/523; H02M7/5233; H02M7/53; H02M7/537; H02M7/5383; H05; H05B; H05B41/00; H05B41/14; H05B41/26; H05B41/28; H05B41/282; H05B41/36; H05B41/38; H05B41/39; H05B41/392; Y; Y02; Y02B; Y02B20/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A SELF-GENERATING INVERTER COMPRISING: A CONTROLLED SEMI-CONDUCTOR RECTIFIER HAVING A P-N LAYERS, MAIN CURRENT CIRCUIT ELECTRODES AND A CONTROLLED ELECTRODE, SAID RECTIFIER PRODUCING IN CIRCUITRY CONNECTED TO SAID CONTROL ELECTRODE A CURRENT PULSE AS A CONSEQUENCE OF THE FLOW OF FREE CHARGE CARRIERS IN SAID RECTIFIER UPON THE INTERRUPTION OF CURRENT FLOW THROUGH SAID MAIN CURRENT CIRCUIT ELECTRODES, SAID MAIN CIRCUIT ELECTRODES BEING DIRECT CURRENT CONDUCTIVELY CONNECTED TO RESPECTIVE TERMINALS OF A DIRECT CURRENT SUPPLY SOURCE, MEANS FOR PERIODICALLY INTERRUPTING CURRENT FLOW TO SAID MAIN CURRENT CIRCUIT ELECTRODES COMPRISING A SERIES OSCILLATORY CIRCUIT INCLUDING A FIRST PORTION HAVING AN INDUCTIVE REACTANCE AND A SECOND PORTION HAVING A
Claim 2
Dependent Claim
107 words
A SELF-GENERATING INVERTER COMPRISING: A CONTROLLED SEMI-CONDUCTOR RECTIFIER HAVING A P-N LAYERS, MAIN CURRENT CIRCUIT ELECTRODES AND A CONTROLLED ELECTRODE, SAID RECTIFIER PRODUCING IN CIRCUITRY CONNECTED TO SAID CONTROL ELECTRODE A CURRENT PULSE AS A CONSEQUENCE OF THE FLOW OF FREE CHARGE CARRIERS IN SAID RECTIFIER UPON THE INTERRUPTION OF CURRENT FLOW THROUGH SAID MAIN CURRENT CIRCUIT ELECTRODES, SAID MAIN CIRCUIT ELECTRODES BEING DIRECT CURRENT CONDUCTIVELY CONNECTED TO RESPECTIVE TERMINALS OF A DIRECT CURRENT SUPPLY SOURCE, MEANS FOR PERIODICALLY INTERRUPTING CURRENT FLOW TO SAID MAIN CURRENT CIRCUIT ELECTRODES COMPRISING A SERIES OSCILLATORY CIRCUIT INCLUDING A FIRST PORTION HAVING AN INDUCTIVE REACTANCE AND A SECOND PORTION HAVING A
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) | 1969-09-12 | 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 |