US3211018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous timing motor assembly having integral clutch
Assignee: GENERAL TIME CONTROLS Inc 135 SOUTH MAIN ST THOMASTON CT 06787 A CORP OF DE
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Filing: 1961-05-03
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Granted: 1965-10-12
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Expires: 1981-05-03
Abstract
No abstract record available.
Inventors
- 👤 Robert S Lundin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:50
CPC Classifications
G; G04; G04F; G04F3/00; G04F3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A SYNCHRONOUS MOTOR HAVING MAGNETIC POLES AND A WINDING FOR ENERGIZING THE SAME, AS GEARBOX SECURED TO SAID MOTOR HAVING A GEAR TRAIN AND AN OUTPUT SHAFT, A CLUTCH INTERPOSED IN SAID GEAR TRAIN, A CLUTCH ACTUATOR IN SAID GEARBOX INCLUDING A PAIR OF AUXILIARY POLE PIECES AND A MOVABLE ARMATURE COOPERATING THERWITH AND COUPLED TO SAID CLUTCH, SAID AUXILIARY POLE PIECES BEING MAGNETICALLY COUPLED TO THE POLES OF THE MOTOR SO THAT WHEN THE MOTOR IS ENERGIZED THE CLUTCH IS ENGAGED FOR ROTATION OF THE OUTPUT SHAFT, AND SPRING RETURN MEANS FOR PRODUCING PROMPT DISENGAGEMENT OF THE CLUTCH WHEN THE MOTOR IS DEENERGIZED.
Claim 2
Dependent Claim
105 words
IN A SYNCHRONOUS MOTOR HAVING MAGNETIC POLES AND A WINDING FOR ENERGIZING THE SAME, AS GEARBOX SECURED TO SAID MOTOR HAVING A GEAR TRAIN AND AN OUTPUT SHAFT, A CLUTCH INTERPOSED IN SAID GEAR TRAIN, A CLUTCH ACTUATOR IN SAID GEARBOX INCLUDING A PAIR OF AUXILIARY POLE PIECES AND A MOVABLE ARMATURE COOPERATING THERWITH AND COUPLED TO SAID CLUTCH, SAID AUXILIARY POLE PIECES BEING MAGNETICALLY COUPLED TO THE POLES OF THE MOTOR SO THAT WHEN THE MOTOR IS ENERGIZED THE CLUTCH IS ENGAGED FOR ROTATION OF THE OUTPUT SHAFT, AND SPRING RETURN MEANS FOR PRODUCING PROMPT DISENGAGEMENT OF THE CLUTCH WHEN THE MOTOR IS DEENERGIZED.
References Cited (Backward Citations)
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US1287305A
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US1708941A
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US2370872A
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US2456444A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |