Patent US3079545A successfully refreshed from Google Patents.
US3079545A
Expired / Lapsed
US
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Differential transformer regulation system
Assignee: Consolidated Controls Corp
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Filing: 1958-12-09
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Granted: 1963-02-26
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Expires: 1978-12-09
Abstract
No abstract record available.
Inventors
- 👤 Hans W Kretsch
- 👤 George A O'sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:47
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016; G01; G01L; G01L19/00; G01L19/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A DIFFERENTIAL TRANSFORMER REGULATION SYSTEM COMPRISING A DIFFERENTIAL TRANSFORMER HAVING A PRIMARY WINDING COUPLED TO A PAIR OF SECONDARY WINDINGS AND A CORE MOVEMENT OF WHICH VARIES THE RATIO OF THE SIGNALS PRODUCED IN SAID SECONDARY WINDINGS, MEANS FOR DERIVING AN OUTPUT SIGNAL FROM SAID SECONDARY WINDINGS WHICH VARIES IN ACCORDANCE WITH A PREDETERMINED FUNCTION OF THE POSITION OF SAID CORE, MEANS FOR DEVELOPING A REFERENCE SIGNAL WHICH IS INDEPENDENT OF SAID OUTPUT SIGNAL, MEANS FOR DEVELOPING A FEEDBACK SIGNAL PROPORTIONAL TO AT LEAST ONE OF THE SIGNALS DEVELOPED ACROSS SAID SECONDARY WINDINGS, MEANS FOR COMPARING SAID REFERENCE SIGNAL AND SAID FEEDBACK SIGNAL AND MEANS FOR VARYING THE ENERGIZATION OF
Claim 2
Dependent Claim
110 words
A DIFFERENTIAL TRANSFORMER REGULATION SYSTEM COMPRISING A DIFFERENTIAL TRANSFORMER HAVING A PRIMARY WINDING COUPLED TO A PAIR OF SECONDARY WINDINGS AND A CORE MOVEMENT OF WHICH VARIES THE RATIO OF THE SIGNALS PRODUCED IN SAID SECONDARY WINDINGS, MEANS FOR DERIVING AN OUTPUT SIGNAL FROM SAID SECONDARY WINDINGS WHICH VARIES IN ACCORDANCE WITH A PREDETERMINED FUNCTION OF THE POSITION OF SAID CORE, MEANS FOR DEVELOPING A REFERENCE SIGNAL WHICH IS INDEPENDENT OF SAID OUTPUT SIGNAL, MEANS FOR DEVELOPING A FEEDBACK SIGNAL PROPORTIONAL TO AT LEAST ONE OF THE SIGNALS DEVELOPED ACROSS SAID SECONDARY WINDINGS, MEANS FOR COMPARING SAID REFERENCE SIGNAL AND SAID FEEDBACK SIGNAL AND MEANS FOR VARYING THE ENERGIZATION OF
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |