Patent US3083334A successfully refreshed from Google Patents.
US3083334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic amplifiers
Assignee: Individual
•
Filing: 1961-12-11
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Granted: 1963-03-26
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 Robert M Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:11
CPC Classifications
H; H03; H03F; H03F9/00; H03F9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
257 words
IN A FULL-WAVE MAGNETIC AMPLIFIER ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING VOLTAGE TO EFFECT A VOLTAGE ACROSS A LOAD, THE COMBINATION COMPRISING, MAGNETIC CORE MEANS, TWO GATE WINDINGS AND TWO FEEDBACK WINDINGS DISPOSED IN INDUCTIVE RELATIONSHIP WITH THE MAGNETIC CORE MEANS, CIRCUIT MEANS FOR CONNECTING SAID LOAD AND A FIRST PARALLEL CIRCUIT IN SERIES CIRCUIT RELATIONSHIP WITH RESPECT TO SAID SOURCE, ONE BRANCH OF SAID FIRST PARALLEL CIRCUIT INCLUDING A FIRST RECTIFIER AND ONE OF THE TWO GATE WINDINGS AND THE OTHER BRANCH OF SAID FIRST PARALLEL CIRCUIT INCLUDING A SECOND RECTIFIER AND ONE OF THE TWO FEEDBACK WINDINGS, OTHER CIRCUIT MEANS FOR CONNECTING SAID LOAD AND A SECOND PARALLEL CIRCUIT IN SERIES CIRCUIT RELATIONSHIP WITH RESPECT TO SAID SOURCE, ONE BRANCH OF SAID SECOND PARALLEL CIRCUIT INCLUDING A THIRD RECTIFIER AND THE OTHER OF THE TWO GATE WINDINGS AND THE OTHER BRANCH OF SAID SECOND PARALLEL CIRCUIT INCLUDING A FOURTH RECTIFIER AND THE OTHER OF THE TWO FEEDBACK WINDINGS, SAID FOUR RECTIFIERS BEING SO POLED AS TO PERMIT, ONLY DURING ALTERNATE HALF-CYCLES OF THE OUT PUT OF SAID SOURCE, THE FLOW OF CURRENT FROM SAID SOURCE THROUGH SAID LOAD AND SAID FIRST PARALLEL CIRCUIT AND AS TO PERMIT, ONLY DURING THE OTHER ALTERNATE HALF-CYCLES OF THE OUTPUT OF SAID SOURCE, THE FLOW OF CURRENT FROM SAID SOURCE THROUGH SAID LOAD AND SAID SECOND PARALLEL CIRCUIT SO AS TO EFFECT AN ALTERNATING VOLTAGE ACROSS SAID LOAD, AND MEANS FOR RESETTING THE FLUX LEVEL IN SAID MAGNETIC CORE MEANS IN ACCORDANCE WITH A CONTROL SIGNAL.
Claim 2
Dependent Claim
257 words
IN A FULL-WAVE MAGNETIC AMPLIFIER ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING VOLTAGE TO EFFECT A VOLTAGE ACROSS A LOAD, THE COMBINATION COMPRISING, MAGNETIC CORE MEANS, TWO GATE WINDINGS AND TWO FEEDBACK WINDINGS DISPOSED IN INDUCTIVE RELATIONSHIP WITH THE MAGNETIC CORE MEANS, CIRCUIT MEANS FOR CONNECTING SAID LOAD AND A FIRST PARALLEL CIRCUIT IN SERIES CIRCUIT RELATIONSHIP WITH RESPECT TO SAID SOURCE, ONE BRANCH OF SAID FIRST PARALLEL CIRCUIT INCLUDING A FIRST RECTIFIER AND ONE OF THE TWO GATE WINDINGS AND THE OTHER BRANCH OF SAID FIRST PARALLEL CIRCUIT INCLUDING A SECOND RECTIFIER AND ONE OF THE TWO FEEDBACK WINDINGS, OTHER CIRCUIT MEANS FOR CONNECTING SAID LOAD AND A SECOND PARALLEL CIRCUIT IN SERIES CIRCUIT RELATIONSHIP WITH RESPECT TO SAID SOURCE, ONE BRANCH OF SAID SECOND PARALLEL CIRCUIT INCLUDING A THIRD RECTIFIER AND THE OTHER OF THE TWO GATE WINDINGS AND THE OTHER BRANCH OF SAID SECOND PARALLEL CIRCUIT INCLUDING A FOURTH RECTIFIER AND THE OTHER OF THE TWO FEEDBACK WINDINGS, SAID FOUR RECTIFIERS BEING SO POLED AS TO PERMIT, ONLY DURING ALTERNATE HALF-CYCLES OF THE OUT PUT OF SAID SOURCE, THE FLOW OF CURRENT FROM SAID SOURCE THROUGH SAID LOAD AND SAID FIRST PARALLEL CIRCUIT AND AS TO PERMIT, ONLY DURING THE OTHER ALTERNATE HALF-CYCLES OF THE OUTPUT OF SAID SOURCE, THE FLOW OF CURRENT FROM SAID SOURCE THROUGH SAID LOAD AND SAID SECOND PARALLEL CIRCUIT SO AS TO EFFECT AN ALTERNATING VOLTAGE ACROSS SAID LOAD, AND MEANS FOR RESETTING THE FLUX LEVEL IN SAID MAGNETIC CORE MEANS IN ACCORDANCE WITH A CONTROL SIGNAL.
References Cited (Backward Citations)
US2942175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |