Patent US3217233A successfully refreshed from Google Patents.
US3217233A
Expired / Lapsed
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Power supply utilizing stabilized rectifiers
Assignee: Individual
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Filing: 1962-10-30
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Granted: 1965-11-09
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Expires: 1982-10-30
Abstract
No abstract record available.
Inventors
- 👤 Drusch Gaston Joseph Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:12
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/21; H02M7/217; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/32; G05F1/33; G05F1/34; G05F1/38; G05F1/46; G05F1/62; H02M7/145; H02M7/155; H02M7/1555
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
145 words
A REGULATED POWER SUPPLY FOR OPERATION FROM AN A.C. POWER SOURCE, COMPRISING FIRST AND SECOND RECTIFIERS CONNECTED IN SERIES, MEANS FOR CONNECTING SAID RECTIFIERS TO THE A.C. POWER SOURCES TO PASS D.C. CURRENT IN THE SAME DIRECTION, A PAIR OF D.C. OUTPUT TERMINALS ONE OF WHICH IS CONNECTED TO THE POSITIVE SIDE OF THE FIRST RECTIFIER AND THE OTHER BEING CONNECTED TO THE NEGATIVE SIDE OF SAID FIRST RECTIFIER AND THE POSITIVE SIDE OF THE SECOND RECTIFIER, A TRANSISTOR HAVING ITS COLLECTOR AND TRASMITTER CONNECTED IN A SERIES CIRCUIT WITH SAID SECOND RECTIFIER AND A THIRD RECTIFIER, SAID SERIES CIRCUIT BEING CONNECTED TO SAID OTHER OUTPUT TERMINAL, SAID THIRD RECTIFIER HAVING SUCH POLARITY THAT THE DIRECEION OF THE CURRENT THEREOF COINCIDES WITH THE DIRECTION OF LOAD CURRENT SUPPLIED BY SAID OUTPUT TERMINALS, AND MEANS CONNECTING THE BASE OF SAID TRANSISTOR TO SAID FIRST OUTPUT TERMINAL.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |