US3377538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulated converter
Assignee: Automatic Electric Laboratories Inc
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Filing: 1966-03-07
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Granted: 1968-04-09
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Expires: 1986-03-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Stich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:55
CPC Classifications
H; H02; H02M; H02M3/00; H02M3/22; H02M3/24; H02M3/28; H02M3/305; H02M3/315; H02M3/3155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A POWER SUPPLY FOR SUPPLYING A REGULATED DIRECT CURRENT VOLTAGE TO A PAIR OF LOAD TERMINALS AT A DIFFERENT VALUE THAN THAT OF A SOURCE OF DIRECT CURRENT COMPRISING: A PAIR OF CONTROLLED RECTIFIERS CONNECTED IN SERIES WITH A CENTER TAPPED INDUCTOR BETWEEN SAID RECTIFIERS AND ACROSS SAID DIRECT CURRENT SOURCE WHERE SAID DIRECT CURRENT SOURCE INCLUDES A FIRST AND A SECOND TERMINAL, A FIRST TRANSFORMER HAVING A PRIMARY AND A SECONDARY WINDING, SAID PRIMARY WINDING HAVING ONE TERMINAL CAPACITIVELY COUPLED TO BOTH TERMINALS OF SAID SOURCE AND THE OTHER TERMINAL CONNECTED TO SAID INDUCTOR CENTER TAP, SAID SECONDARY WINDING CONNECTED TO A RECTIFIER MEANS TO SUPPLY A DC CURRENT TO A LOAD, A FIRST SATURABLE REACTOR HAVING A SENSE AND A CONTROL WINDING, SAID SENSE WINDING OF SAID SATURABLE REACTOR CONNECTED ACROSS THE LOAD, AN OSCILLATOR, A BINARY PULSE DIVIDING AMPLIFIER ARRANGE TO ALTERNATELY FIRE EACH SAID CONTROLLED RECTIFIER MEANS TO APPLY SAID OSCILLATOR OUTPUT TO SAID AMPLIFIER, AND MEANS INCLUDING SAID CONTROL WINDING OF SAID SATURABLE REACTOR TO BLOCK SAID BINARY AMPLIFIER OUTPUT.
Claim 2
Dependent Claim
175 words
A POWER SUPPLY FOR SUPPLYING A REGULATED DIRECT CURRENT VOLTAGE TO A PAIR OF LOAD TERMINALS AT A DIFFERENT VALUE THAN THAT OF A SOURCE OF DIRECT CURRENT COMPRISING: A PAIR OF CONTROLLED RECTIFIERS CONNECTED IN SERIES WITH A CENTER TAPPED INDUCTOR BETWEEN SAID RECTIFIERS AND ACROSS SAID DIRECT CURRENT SOURCE WHERE SAID DIRECT CURRENT SOURCE INCLUDES A FIRST AND A SECOND TERMINAL, A FIRST TRANSFORMER HAVING A PRIMARY AND A SECONDARY WINDING, SAID PRIMARY WINDING HAVING ONE TERMINAL CAPACITIVELY COUPLED TO BOTH TERMINALS OF SAID SOURCE AND THE OTHER TERMINAL CONNECTED TO SAID INDUCTOR CENTER TAP, SAID SECONDARY WINDING CONNECTED TO A RECTIFIER MEANS TO SUPPLY A DC CURRENT TO A LOAD, A FIRST SATURABLE REACTOR HAVING A SENSE AND A CONTROL WINDING, SAID SENSE WINDING OF SAID SATURABLE REACTOR CONNECTED ACROSS THE LOAD, AN OSCILLATOR, A BINARY PULSE DIVIDING AMPLIFIER ARRANGE TO ALTERNATELY FIRE EACH SAID CONTROLLED RECTIFIER MEANS TO APPLY SAID OSCILLATOR OUTPUT TO SAID AMPLIFIER, AND MEANS INCLUDING SAID CONTROL WINDING OF SAID SATURABLE REACTOR TO BLOCK SAID BINARY AMPLIFIER OUTPUT.
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |