Patent US3295054A successfully refreshed from Google Patents.
US3295054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching circuit
Assignee: General Electric Co
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Filing: 1965-10-13
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Granted: 1966-12-27
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Expires: 1985-10-13
Abstract
No abstract record available.
Inventors
- 👤 Frank W Gutzwiller
- 👤 Sylvan Tage Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:36
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/72; H03K17/722; H03K17/723; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
386 words
A SWITCHING CIRCUIT FOR SELECTIVELY ENERGIZING AND DEENERGIZING A LOAD FROM AN ALTERNATING CURRENT SOURCE COMPRISING FIRST AND SECOND SOURCE TERMINALS FOR COUPLING SAID SWITCHING CIRCUIT TO SAID SOURCE; MEANS COUPLING ONE END OF SAID LOAD TO SAID FIRST SOURCE TERMINAL; FIRST AND SECOND SATURABLE REACTORS EACH HAVING A SECONDARY WINDING AND A FEEDBACK WINDING; A FIRST CONTROL CIRCUIT HAVING A FIRST AND SECOND TERMINALS AND COMPRISING A FIRST CONTROLLED RECTIFIER HAVING AN ANODE, A CATHODE, AND A GATE ELECTRODE, A FIRST RECTIFIER HAVING AN ANODE AND A CATHODE, MEANS COUPLING SAID CATHODE OF SAID FIRST CONTROLLED RECTIFIER TO SAID SECOND TERMINAL OF SAID FIRST CONTROL CIRCUIT, MEANS COUPLING SAID FEEDBACK WINDING OF SAID SECOND SATURABLE REACTOR BETWEEN SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT AND SAID ANODE OF SAID FIRST CONTROLLED RECTIFIER, MEANS COUPLING SAID FIRST RECTIFIER BETWEEN SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT AND SAID GATE ELECTRODE OF SAID FIRST CONTROLLED RECTIFIER, MEANS COUPLING SAID SECONDARY WINDING OF SAID FIRST SATURABLE REACTOR BETWEEN SAID GATE ELECTRODE AND SAID CATHODE OF SAID FIRST CONTROLLED RECTIFIER; MEANS COUPLING SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT TO THE OTHER END OF SAID LOAD AND FOR COUPLING SAID SECOND TERMINAL OF SAID FIRST CONTROL CIRCUIT TO SAID SECOND SOURCE TERMINAL; A SECOND CONTROL CIRCUIT HAVING FIRST AND SECOND TERMINALS AND COMPRISING A SECOND CONTROLLED RECTIFIER HAVING AN ANODE, A CATHODE, AND A GATE ELECTRODE, A SECOND RECTIFIER HAVING AN ANODE AND A CATHODE, MEANS COUPLING SAID CATHODE OF SAID SECOND CONTROLLED RECTIFIER TO SAID SECOND TERMINAL OF SAID SECOND CONTROL CIRCUIT, MEANS COUPLING SAID FEEDBACK WINDING OF SAID FIRST SATURABLE REACTOR BETWEEN SAID FIRST TERMINAL OF SAID CONTROL CIRCUIT AND SAID ANODE OF SAID SECOND CONTROLLED RECTIFIER, MEANS COUPLING SAID SECOND RECTIFIER BETWEEN SAID FIRST TERMINAL OF SAID SECOND CONTROL CIRCUIT AND SAID GATE ELECTRODE OF SAID SECOND CONTROLLED RECTIFIER, MEANS COUPLING SAID SECONDRY WINDING OF SAID SECOND SATURABLE REACTOR BETWEEN SAID GATE ELECTRODE AND SAID CATHODE OF SAID SECOND CONTROLLED RECTIFIER; MEANS COUPLING SAID SECOND TERMINAL OF SAID SECOND CONTROL CIRCUIT TO SAID OTHER END OF SAID LOAD AND FOR COUPLING SAID FIRST TERMINAL OF SAID SECOND CONTROL CIRCUIT TO SAID SECOND SOURCE TERMINAL; AND A PRIMARY WINDING COUPLED TO EACH OF SAID SATURABLE REATORS FOR CONTROLLING THE SATURATION OF SAID SATURABLE REACTORS.
Claim 2
Dependent Claim
386 words
A SWITCHING CIRCUIT FOR SELECTIVELY ENERGIZING AND DEENERGIZING A LOAD FROM AN ALTERNATING CURRENT SOURCE COMPRISING FIRST AND SECOND SOURCE TERMINALS FOR COUPLING SAID SWITCHING CIRCUIT TO SAID SOURCE; MEANS COUPLING ONE END OF SAID LOAD TO SAID FIRST SOURCE TERMINAL; FIRST AND SECOND SATURABLE REACTORS EACH HAVING A SECONDARY WINDING AND A FEEDBACK WINDING; A FIRST CONTROL CIRCUIT HAVING A FIRST AND SECOND TERMINALS AND COMPRISING A FIRST CONTROLLED RECTIFIER HAVING AN ANODE, A CATHODE, AND A GATE ELECTRODE, A FIRST RECTIFIER HAVING AN ANODE AND A CATHODE, MEANS COUPLING SAID CATHODE OF SAID FIRST CONTROLLED RECTIFIER TO SAID SECOND TERMINAL OF SAID FIRST CONTROL CIRCUIT, MEANS COUPLING SAID FEEDBACK WINDING OF SAID SECOND SATURABLE REACTOR BETWEEN SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT AND SAID ANODE OF SAID FIRST CONTROLLED RECTIFIER, MEANS COUPLING SAID FIRST RECTIFIER BETWEEN SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT AND SAID GATE ELECTRODE OF SAID FIRST CONTROLLED RECTIFIER, MEANS COUPLING SAID SECONDARY WINDING OF SAID FIRST SATURABLE REACTOR BETWEEN SAID GATE ELECTRODE AND SAID CATHODE OF SAID FIRST CONTROLLED RECTIFIER; MEANS COUPLING SAID FIRST TERMINAL OF SAID FIRST CONTROL CIRCUIT TO THE OTHER END OF SAID LOAD AND FOR COUPLING SAID SECOND TERMINAL OF SAID FIRST CONTROL CIRCUIT TO SAID SECOND SOURCE TERMINAL; A SECOND CONTROL CIRCUIT HAVING FIRST AND SECOND TERMINALS AND COMPRISING A SECOND CONTROLLED RECTIFIER HAVING AN ANODE, A CATHODE, AND A GATE ELECTRODE, A SECOND RECTIFIER HAVING AN ANODE AND A CATHODE, MEANS COUPLING SAID CATHODE OF SAID SECOND CONTROLLED RECTIFIER TO SAID SECOND TERMINAL OF SAID SECOND CONTROL CIRCUIT, MEANS COUPLING SAID FEEDBACK WINDING OF SAID FIRST SATURABLE REACTOR BETWEEN SAID FIRST TERMINAL OF SAID CONTROL CIRCUIT AND SAID ANODE OF SAID SECOND CONTROLLED RECTIFIER, MEANS COUPLING SAID SECOND RECTIFIER BETWEEN SAID FIRST TERMINAL OF SAID SECOND CONTROL CIRCUIT AND SAID GATE ELECTRODE OF SAID SECOND CONTROLLED RECTIFIER, MEANS COUPLING SAID SECONDRY WINDING OF SAID SECOND SATURABLE REACTOR BETWEEN SAID GATE ELECTRODE AND SAID CATHODE OF SAID SECOND CONTROLLED RECTIFIER; MEANS COUPLING SAID SECOND TERMINAL OF SAID SECOND CONTROL CIRCUIT TO SAID OTHER END OF SAID LOAD AND FOR COUPLING SAID FIRST TERMINAL OF SAID SECOND CONTROL CIRCUIT TO SAID SECOND SOURCE TERMINAL; AND A PRIMARY WINDING COUPLED TO EACH OF SAID SATURABLE REATORS FOR CONTROLLING THE SATURATION OF SAID SATURABLE REACTORS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |