US3277360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Constant voltage a.c.-d.c. conversion system
Assignee: Syncro Corp
•
Filing: 1962-06-18
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Granted: 1966-10-04
•
Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Carmichael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:14
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/06; H02M7/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A VOLTAGE REGULATOR CURCUIT FOR AUTOMATICALLY REGULATING THE MAGNITUDE OF THE POTENTIAL APPLIED TO AN OUTPUT LOAD CIRCUIT COMPRISING INPUT CIRCUIT MEANS FOR PROVIDING A ALTERNATING INPUT POTENTIAL FROM A SOURCE, RECTIFIER MEANS HAVING A RECTIFIER INPUT CIRCUIT CONNECTED TO SAID INPUT CIRCUIT MEANS AND HAVING AN OUTPUT CIRCUIT CONNECTED TO THE OUTPUT LOAD CIRCUIT FOR PROVIDING A RECTIFIER POTENTIAL TO THE OUTPUT LOAD CIRCUIT, CONTROL CIRCUIT MEANS CONNECTED TO SAID RECTIFIER INPUT CIRCUIT OF SAID RECTIFIER MEANS FOR SUBSTANTIALLY SHORT CIRCUITING ACROSS SAID RECTIFIER MEANS FOR CIRCUIT DURING A PRESELECTED PORTION OF ALTERNATE HALF CYCLES OF THE ALTERNATING INPUT POTENTIAL FROM SAID RECTIFIER INPUT CIRCUIT MEANS RESPONSIVELY TO A TRIGGER SIGNAL, TRIGGER CIRCUIT MEANS CONNECTED TO SAID INPUT CIRCUIT MEANS FOR PROVIDING SAID TRIGGER SIGNAL RESPONSIVELY TO A POTENTIAL OF A ORESELECTED MAGNITUDE ACROSS SAID INPUT CIRCUIT MEANS.
Claim 2
Dependent Claim
139 words
A VOLTAGE REGULATOR CURCUIT FOR AUTOMATICALLY REGULATING THE MAGNITUDE OF THE POTENTIAL APPLIED TO AN OUTPUT LOAD CIRCUIT COMPRISING INPUT CIRCUIT MEANS FOR PROVIDING A ALTERNATING INPUT POTENTIAL FROM A SOURCE, RECTIFIER MEANS HAVING A RECTIFIER INPUT CIRCUIT CONNECTED TO SAID INPUT CIRCUIT MEANS AND HAVING AN OUTPUT CIRCUIT CONNECTED TO THE OUTPUT LOAD CIRCUIT FOR PROVIDING A RECTIFIER POTENTIAL TO THE OUTPUT LOAD CIRCUIT, CONTROL CIRCUIT MEANS CONNECTED TO SAID RECTIFIER INPUT CIRCUIT OF SAID RECTIFIER MEANS FOR SUBSTANTIALLY SHORT CIRCUITING ACROSS SAID RECTIFIER MEANS FOR CIRCUIT DURING A PRESELECTED PORTION OF ALTERNATE HALF CYCLES OF THE ALTERNATING INPUT POTENTIAL FROM SAID RECTIFIER INPUT CIRCUIT MEANS RESPONSIVELY TO A TRIGGER SIGNAL, TRIGGER CIRCUIT MEANS CONNECTED TO SAID INPUT CIRCUIT MEANS FOR PROVIDING SAID TRIGGER SIGNAL RESPONSIVELY TO A POTENTIAL OF A ORESELECTED MAGNITUDE ACROSS SAID INPUT CIRCUIT MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |