US3183376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rectifier circuit for periodic reverse power supplies
Assignee: Westinghouse Electric Corp
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Filing: 1961-06-27
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Granted: 1965-05-11
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Expires: 1981-06-27
Abstract
No abstract record available.
Inventors
- 👤 John L Boyer
- 👤 Willard S Albert
- 👤 Arthur B Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:58
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/45; G05F1/455; C; C25; C25D; C25D17/00; H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/162; H02M7/1623
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN COMBINATION, A CONTROLLED RECTIFIER HAVING AN ANODE, A CONTHODE, AND A CONTROL ELECTRODE, TERMINALS TO WHICH A SOURCE OF ALTERNATING CURRENT MAY BE CONNECTED, THE ANODE-CATHODE CIRCUIT OF SAID RECTIFIER BEING SERIALLY CONNECTED WITH MEANS TO WHICH A LOAD MAY BE CONNECTED BETWEEN SAID TERMINALS, A PULSE CIRCUIT, MEANS IN SAID PULSE CIRCUIT FOR PRODUCING A PULSE DURING EACH HALF CYCLE OF THE APPLIED ALTERNATING CURRENT IN WHICH SAID ANODECATHODE CIRCUIT IS BIASED IN THE PROPER DIRECTION FOR CONDUCTION OF SAID RECTIFIER, MEANS FOR DEVELOPING A SUBSTANTIALLY SQUARE WAVE HAVING A FREQUENCY EQUAL TO ONE HALF THE FREQUENCY OF THE APPLIED ALTERNATING CURRENT, MEANS FOR SUPERMIMPOSING SAID PULSES ON SAID SQUARE WAVE, MEANS FOR APPLYING THE RESULTING PULSE SUPERIMPOSED WAVE TO SAID CONTROL ELECTRODE, THE PEAK MAGNITUDE OF SAID PULSE SUPERIMPOSED SQUARE WAVE BEING SUCH THAT SAID CONTROL ELECTRODE IS BIASED WITH RESPECT TO SAID CATHODE IN THE
Claim 2
Dependent Claim
149 words
IN COMBINATION, A CONTROLLED RECTIFIER HAVING AN ANODE, A CONTHODE, AND A CONTROL ELECTRODE, TERMINALS TO WHICH A SOURCE OF ALTERNATING CURRENT MAY BE CONNECTED, THE ANODE-CATHODE CIRCUIT OF SAID RECTIFIER BEING SERIALLY CONNECTED WITH MEANS TO WHICH A LOAD MAY BE CONNECTED BETWEEN SAID TERMINALS, A PULSE CIRCUIT, MEANS IN SAID PULSE CIRCUIT FOR PRODUCING A PULSE DURING EACH HALF CYCLE OF THE APPLIED ALTERNATING CURRENT IN WHICH SAID ANODECATHODE CIRCUIT IS BIASED IN THE PROPER DIRECTION FOR CONDUCTION OF SAID RECTIFIER, MEANS FOR DEVELOPING A SUBSTANTIALLY SQUARE WAVE HAVING A FREQUENCY EQUAL TO ONE HALF THE FREQUENCY OF THE APPLIED ALTERNATING CURRENT, MEANS FOR SUPERMIMPOSING SAID PULSES ON SAID SQUARE WAVE, MEANS FOR APPLYING THE RESULTING PULSE SUPERIMPOSED WAVE TO SAID CONTROL ELECTRODE, THE PEAK MAGNITUDE OF SAID PULSE SUPERIMPOSED SQUARE WAVE BEING SUCH THAT SAID CONTROL ELECTRODE IS BIASED WITH RESPECT TO SAID CATHODE IN THE
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) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |