US3248635A
Expired / Lapsed
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Assignee: General Electric Co
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Filing: 1961-07-17
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Granted: 1966-04-26
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Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Philip D Corey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:54
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/497; H02M5/00; H02M5/02; H02M5/04; H02M5/22; H02M5/25; H02M5/27; H02M5/271; H02M5/272; H02M5/40; H02M5/42; H02M5/44; H02M5/443; H02M5/45; H02M5/451; H02M1/00; H02M1/0003; H02M1/0006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN COMBINATION WITH A POWER SOURCE FOR PRODUCING A POLYPHASE OUTPUT HAVING A RANDOMLY VARIABLE VOLTAGE AND FREQUENCY, POLYPHASE RECTIFYING MEANS IN CIRCUIT WITH SAID SOURCE FOR CONVERTING SAID POLYPHASE OUTPUT TO A SINGLE SUBSTANTIALLY UNIDIRECTIONAL POWER SIGNAL, POWER SWITCHING MEANS, AN OSCILLATOR HAVING A CHOSEN FREQUENCY, MEANS IN CIRCUIT WITH SAID POWER SOURCE FOR DERIVING A UNIDIRECTIONAL VOLTAGE OF A GIVEN VALUE THEREFROM, MEANS FOR APPLYING SAID UNIDIRECTIONAL VOLTAGE AS A SUPPLY VOLTAGE TO SAID OSCILLATOR, MEANS FOR APPLYING SAID UNIDIRECTIONAL POWER SIGNAL AND THE OUTPUT OF OSCILLATOR TO SAID POWER SWITCHING MEANS TO PRODUCE A SINGLE PHASE POWER OUTPUT HAVING SAID CHOSEN FREQUENCY, A REFERENCE VOLTAGE SOURCE, MEANS IN CIRCUIT WITH SAID POWER SWITCHING MEANS AND SAID REFERENCE VOLTAGE SOURCE FOR COMPARING THE VOLTAGE OF SAID SINGLE PHASE POWER OUTPUT WITH SAID REFERENCE VOLTAGE TO PRODUCE A DIFFERENCE VOLTAGE THEREBETWEEN, AND MEANS FOR APPLYING SAID DIFFERENCE VOLTAGE AS AN ERROR VOLTAGE TO SAID POWER SWITCHING MEANS.
Claim 2
Dependent Claim
158 words
IN COMBINATION WITH A POWER SOURCE FOR PRODUCING A POLYPHASE OUTPUT HAVING A RANDOMLY VARIABLE VOLTAGE AND FREQUENCY, POLYPHASE RECTIFYING MEANS IN CIRCUIT WITH SAID SOURCE FOR CONVERTING SAID POLYPHASE OUTPUT TO A SINGLE SUBSTANTIALLY UNIDIRECTIONAL POWER SIGNAL, POWER SWITCHING MEANS, AN OSCILLATOR HAVING A CHOSEN FREQUENCY, MEANS IN CIRCUIT WITH SAID POWER SOURCE FOR DERIVING A UNIDIRECTIONAL VOLTAGE OF A GIVEN VALUE THEREFROM, MEANS FOR APPLYING SAID UNIDIRECTIONAL VOLTAGE AS A SUPPLY VOLTAGE TO SAID OSCILLATOR, MEANS FOR APPLYING SAID UNIDIRECTIONAL POWER SIGNAL AND THE OUTPUT OF OSCILLATOR TO SAID POWER SWITCHING MEANS TO PRODUCE A SINGLE PHASE POWER OUTPUT HAVING SAID CHOSEN FREQUENCY, A REFERENCE VOLTAGE SOURCE, MEANS IN CIRCUIT WITH SAID POWER SWITCHING MEANS AND SAID REFERENCE VOLTAGE SOURCE FOR COMPARING THE VOLTAGE OF SAID SINGLE PHASE POWER OUTPUT WITH SAID REFERENCE VOLTAGE TO PRODUCE A DIFFERENCE VOLTAGE THEREBETWEEN, AND MEANS FOR APPLYING SAID DIFFERENCE VOLTAGE AS AN ERROR VOLTAGE TO SAID POWER SWITCHING MEANS.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |