Patent US3192469A successfully refreshed from Google Patents.
US3192469A
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US
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Voltage regulator device
Assignee: Victory Engineering Corp
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Filing: 1962-04-12
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Granted: 1965-06-29
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Expires: 1982-04-12
Abstract
No abstract record available.
Inventors
- 👤 Sapoff Meyer
- 👤 Robert M Oppenheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:54
CPC Classifications
G; G05; G05F; G05F3/00; G05F3/02; G05F3/08; G05F3/10; H; H01; H01C; H01C7/00; H01C7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A VOLTAGE REGULATOR DEVICE COMPRISING, A PAIR OF INPUT TERMINALS FOR THE APPLICATION OF AN ELECTRICAL POWER SUPPLY, A PAIR OF OUTPUT TERMINALS FOR CONNECTION TO A LOAD, A CONSTANT VOLTAGE CIRCUIT CONNECTED ACROSS THE OUTPUT TERMINALS FOR MAINTAINING THE OUTPUT VOLTAGE CONSTANT, SAID CIRCUIT INCLUDING A RESISTOR AND A THERMISTOR IN SERIES, SAID THERMISTOR HAVING A VOLT-AMPERE CHARACTERISTIC WHICH INCLUDES A NEGATIVE RESISTANCE PORTION, A SEALED ENVELOPE CONTAINING SAID THERMISTOR AND A GAS, AN ELECTRIC HEATER
Claim 2
Dependent Claim
77 words
A VOLTAGE REGULATOR DEVICE COMPRISING, A PAIR OF INPUT TERMINALS FOR THE APPLICATION OF AN ELECTRICAL POWER SUPPLY, A PAIR OF OUTPUT TERMINALS FOR CONNECTION TO A LOAD, A CONSTANT VOLTAGE CIRCUIT CONNECTED ACROSS THE OUTPUT TERMINALS FOR MAINTAINING THE OUTPUT VOLTAGE CONSTANT, SAID CIRCUIT INCLUDING A RESISTOR AND A THERMISTOR IN SERIES, SAID THERMISTOR HAVING A VOLT-AMPERE CHARACTERISTIC WHICH INCLUDES A NEGATIVE RESISTANCE PORTION, A SEALED ENVELOPE CONTAINING SAID THERMISTOR AND A GAS, AN ELECTRIC HEATER
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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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |