Patent US3514778A successfully refreshed from Google Patents.
US3514778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive system for scanning antenna
Assignee: United States Department of the Navy
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Filing: 1965-10-29
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Granted: 1970-05-26
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Expires: 1985-10-29
Abstract
No abstract record available.
Inventors
- 👤 James W Titus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:15
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; H; H01; H01P; H01P1/00; H01P1/06; H01P1/062; H01P1/066; H01P1/067; H01Q; H01Q3/00; H01Q3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A REVERSIBLE MOTOR HAVING NEGLIGIBLE REACTIVE TORQUE COMPRISING: SUPPORT HOUSING MEANS, A ROTOR ROTATABLY MOUNTED ON SAID SUPPORT MEANS, A STATOR DISPOSED IN OPERATIVE RELATION TO SAID ROTOR, MEANS ROTATABLY MOUNTING SAID STATOR RELATIVE TO SAID SUPPORT MEANS, CONDUCTIVE MEANS FOR SUPPLYING OPERATING POTENTIAL TO SAID MOTOR, AND MEANS FOR BIASING SAID ROTOR AND STATOR RELATIVE TO EACH OTHER SO AS TO MINIMIZE THE ENERGY REQUIRED TO REVERSE THE DIRECTION OF SAID MOTOR.
Claim 2
Dependent Claim
73 words
A REVERSIBLE MOTOR HAVING NEGLIGIBLE REACTIVE TORQUE COMPRISING: SUPPORT HOUSING MEANS, A ROTOR ROTATABLY MOUNTED ON SAID SUPPORT MEANS, A STATOR DISPOSED IN OPERATIVE RELATION TO SAID ROTOR, MEANS ROTATABLY MOUNTING SAID STATOR RELATIVE TO SAID SUPPORT MEANS, CONDUCTIVE MEANS FOR SUPPLYING OPERATING POTENTIAL TO SAID MOTOR, AND MEANS FOR BIASING SAID ROTOR AND STATOR RELATIVE TO EACH OTHER SO AS TO MINIMIZE THE ENERGY REQUIRED TO REVERSE THE DIRECTION OF SAID MOTOR.
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) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |