Patent US3350518A successfully refreshed from Google Patents.
Patent US3160808A successfully refreshed from Google Patents.
US3160808A
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Alternating current voltage regulator
Assignee: ALFRED ELECTRONICS
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Filing: 1960-06-02
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Granted: 1964-12-08
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Expires: 1980-06-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Fred W Kruse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:23
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
AN ALTERNATING CURRENT PEAK VOLTAGE REGULATOR FOR SUPPLYING PEAK REGULATED ALTERNATING CURRENT VOLTAGE FROM AN ALTERNATING CURRENT SOURCE COMPRISING AT LEAST ONE RECTIFIER, A LOAD AND AN ACTIVE ELEMENT ALL SERIALLY CONNECTED, SAID ACTIVE ELEMENT HAVING A RELATIVELY LOW IMPEDANCE AT THE FREQUENCY OF THE ALTERNATING CURRENT SOURCE AND A CONTINUOUSLY VARIABLE DIRECT CURRENT IMPEDANCE, MEANS FOR DERIVING A REGULATING SIGNAL WHICH IS DEPENDENT UPON THE ALTERNATING CURRENT OUTPUT VOLTAGE, AND MEANS FOR APPLYING SAID SIGNAL TO THE ACTIVE ELEMENT TO THEREBY CONTINUOUSLY VARY ITS IMPEDANCE IN ACCORDANCE THEREWITH TO REGULATE THE ALTERNATING CURRENT OUTPUT VOLTAGE.
Claim 2
Dependent Claim
96 words
AN ALTERNATING CURRENT PEAK VOLTAGE REGULATOR FOR SUPPLYING PEAK REGULATED ALTERNATING CURRENT VOLTAGE FROM AN ALTERNATING CURRENT SOURCE COMPRISING AT LEAST ONE RECTIFIER, A LOAD AND AN ACTIVE ELEMENT ALL SERIALLY CONNECTED, SAID ACTIVE ELEMENT HAVING A RELATIVELY LOW IMPEDANCE AT THE FREQUENCY OF THE ALTERNATING CURRENT SOURCE AND A CONTINUOUSLY VARIABLE DIRECT CURRENT IMPEDANCE, MEANS FOR DERIVING A REGULATING SIGNAL WHICH IS DEPENDENT UPON THE ALTERNATING CURRENT OUTPUT VOLTAGE, AND MEANS FOR APPLYING SAID SIGNAL TO THE ACTIVE ELEMENT TO THEREBY CONTINUOUSLY VARY ITS IMPEDANCE IN ACCORDANCE THEREWITH TO REGULATE THE ALTERNATING CURRENT OUTPUT VOLTAGE.
References Cited (Backward Citations)
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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) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |