Patent US3305764A successfully refreshed from Google Patents.
US3305764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current and voltage regulated power supply
Assignee: Trygon Electronics Inc
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Filing: 1963-05-24
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Granted: 1967-02-21
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Expires: 1983-05-24
Abstract
No abstract record available.
Inventors
- 👤 Paul G Todd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:13
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/56; G05F1/565; G05F1/569; G05F1/573
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
152 words
A POWER SUPPLY COMPRISING A SOURCE OF VOLTAGE TO BE REGULATED, A PAIR OF OUTPUT TERMINALS, VOLTAGE REGULATING MEANS CONNECTED BETWEEN SAID SOURCE AND SAID OUTPUT TERMINALS, MEANS SENSING THE VOLTAGE ON SAID OUTPUT VOLTAGE TERMINALS AND PRODUCING A UNIDIRECTIONAL ERROR SIGNAL IN RESPONSE TO DEVIATIONS OF THE OUTPUT VOLTAGE FROM A PRESELECTED OUTPUT VOLTAGE, MEANS FEEDING SAID ERROR SIGNAL TO SAID VOLTAGE REGULATOR TO MODIFY THE OUTPUT SIGNAL UNTIL SAID ERROR SIGNAL IS AT A PRESELECTED VALUE, LOAD CURRENT SENSING MEANS PRODUCING A UNIDIRECTIONAL SIGNAL PROPORTIONAL TO THE CURRENT DRAIN ON SAID OUTPUT TERMINALS AND INDEPENDENT OF THE CURRENT DRAIN OF SAID VOLTAGE SENSING MEANS, AND MEANS FEEDING THE LAST SAID SIGNAL TO SAID REGULATING MEANS IN CONJUNCTION WITH SAID ERROR SIGNAL WHEREUPON SAID CURRENT SIGNAL UPON ATTAINMENT OF A MAGNITUDE IN EXCESS OF THE PRESELECTED VALUE OF SAID VOLTAGE ERROR SIGNAL LIMITS FURTHER INCREASE IN CURRENT NOTWITHSTANDING THE LOAD DEMAND.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |