Patent US3160802A successfully refreshed from Google Patents.
US3160802A
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Generator-fed motor control for plural stand tensioning system with tensionless ir compensation
Assignee: Westinghouse Electric Corp
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Filing: 1961-05-31
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Granted: 1964-12-08
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Expires: 1981-05-31
Abstract
No abstract record available.
Inventors
- 👤 Donald E Abell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:24
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN A CONTROL SYSTEM FOR AN ELECTRIC MOTOR THAT DRIVES APPARATUS FOR WORKING ON STRIP MATERIAL WHICH SUBJECTS THE APPARATUS TO A PLURALITY OF LOADS INCLUDING TENSION ON THE MATERIAL, AND WHEREIN THE SYSTEM INCLUDES A SOURCE FOR SUPPLYING ELECTRICAL POWER TO SAID MOTOR, SAID SOURCE AND MOTOR FORMING A MOTOR CIRCUIT, REGULATING MEANS RESPONSIVE TO VARIATIONS IN A MOTOR CONDITION FROM A PREDETERMINED VALUE FOR CONTROLLING THE POWER SUPPLIED BY SAID SOURCE TO SAID MOTOR, AND MEANS FOR COMPENSATING SAID REGULATING MEANS IN ACCORDANCE WITH IR DROP IN THE MOTOR CIRCUIT, THE COMBINATION THEREWITH OF MODIFYING MEANS RESPONSIVE TO TENSION LOAD FOR OPPOSING THE EFFECT ON SAID REGULATING MEANS OF THAT COMPONENT OF THE IR DROP DUE TO SAID TENSION LOAD.
Claim 2
Dependent Claim
122 words
IN A CONTROL SYSTEM FOR AN ELECTRIC MOTOR THAT DRIVES APPARATUS FOR WORKING ON STRIP MATERIAL WHICH SUBJECTS THE APPARATUS TO A PLURALITY OF LOADS INCLUDING TENSION ON THE MATERIAL, AND WHEREIN THE SYSTEM INCLUDES A SOURCE FOR SUPPLYING ELECTRICAL POWER TO SAID MOTOR, SAID SOURCE AND MOTOR FORMING A MOTOR CIRCUIT, REGULATING MEANS RESPONSIVE TO VARIATIONS IN A MOTOR CONDITION FROM A PREDETERMINED VALUE FOR CONTROLLING THE POWER SUPPLIED BY SAID SOURCE TO SAID MOTOR, AND MEANS FOR COMPENSATING SAID REGULATING MEANS IN ACCORDANCE WITH IR DROP IN THE MOTOR CIRCUIT, THE COMBINATION THEREWITH OF MODIFYING MEANS RESPONSIVE TO TENSION LOAD FOR OPPOSING THE EFFECT ON SAID REGULATING MEANS OF THAT COMPONENT OF THE IR DROP DUE TO SAID TENSION LOAD.
References Cited (Backward Citations)
CA526655A
Cited
US2315869A
Cited
US2743401A
Cited
US2703858A
Cited
US2773228A
Cited
DE1027293B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |