Patent US3206668A successfully refreshed from Google Patents.
US3206668A
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Precision tachometer
Assignee: HAROWE SERVO CONTROLS Inc
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Filing: 1962-07-31
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Granted: 1965-09-14
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Expires: 1982-07-31
Abstract
No abstract record available.
Inventors
- 👤 John J Rozmus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:52
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/42; G01P3/44; G01P3/46; G01P3/465; G01P1/00; G01P1/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A PRECISION TACHOMETER A MOTOR COMPRISING A STATOR AND A ROTOR AND HAVING A SHAFT, A GENERATOR COMPRISING A STATOR AND A ROTOR COAXIAL WITH THE MOTOR, AND HAVING A COMMON HAFT CONNECTING THE MOTOR AND THE GENERATOR, EACH OF SAID STATOR COMPRISING LAMINATIONS AND A STATOR WINDING, A TEMPERATURE SENSING ELEMENT DISPOSED WITHIN THE INTERIOR OF SAID GENERATOR STATOR WINDING, A CONTROL DEVICE CONNECTED TO THE TEMPERATURE SENSING ELEMENT, AND A HEATER COIL EXTENDING THROUGH THE INTERIOR OF SAID GENERATOR STATOR WINDING AND CONTROLLED BY SAID CONTROL DEVICE.
Claim 2
Dependent Claim
90 words
IN A PRECISION TACHOMETER A MOTOR COMPRISING A STATOR AND A ROTOR AND HAVING A SHAFT, A GENERATOR COMPRISING A STATOR AND A ROTOR COAXIAL WITH THE MOTOR, AND HAVING A COMMON HAFT CONNECTING THE MOTOR AND THE GENERATOR, EACH OF SAID STATOR COMPRISING LAMINATIONS AND A STATOR WINDING, A TEMPERATURE SENSING ELEMENT DISPOSED WITHIN THE INTERIOR OF SAID GENERATOR STATOR WINDING, A CONTROL DEVICE CONNECTED TO THE TEMPERATURE SENSING ELEMENT, AND A HEATER COIL EXTENDING THROUGH THE INTERIOR OF SAID GENERATOR STATOR WINDING AND CONTROLLED BY SAID CONTROL DEVICE.
References Cited (Backward Citations)
US2926297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |