US3119060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding compensating device
Assignee: RTX Corp
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Filing: 1961-03-07
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Granted: 1964-01-21
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Expires: 1981-03-07
Abstract
No abstract record available.
Inventors
- 👤 Spector Julian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:15
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
A WINDING COMPENSATING DEVICE INCLUDING IN COMBINATION A PRIMARY WINDING, A SECONDARY WINDING, A TERTIARY WINDING, THE THREE WINDINGS BEING INDUCTIVELY COUPLED, A LOAD IMPEDANCE, MEANS CONNECTING THE LOAD IMPEDANCE ACROSS THE SECONDARY WINDING, A HIGH-GAIN AMPLIFIER, MEANS FOR IMPRESSING THE OUTPUT OF THE AMPLIFIER UPON THE PRIMARY WINDING, MEANS INCLUDING A FEEDBACK IMPEDANCE DISTINCT FROM THE IMPEDANCE OF SAID TERTIARY WINDING FOR COUPLING THE TERTIARY WINDING TO THE INPUT OF THE AMPLIFIER, A SOURCE OF INPUT EXCITATION VOLTAGE, MEANS INCLUDING AN INPUT IMPEDANCE FOR COUPLING THE SOURCE TO THE INPUT OF THE AMPLIFIER, THE FEEDBACK IMPEDANCE HAVING A VALUE SUCH THAT THE SUM OF THE TERTIARY WINDING AND FEEDBACK IMPEDANCES IS EQUAL IN PHASE ANGLE TO THAT OF THE SUM OF THE SECONDARY WINDING AND LOAD IMPEDANCES.
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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |