US3083310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor having a permanent magnet stator
Assignee: Controls Company of America
•
Filing: 1960-03-11
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Granted: 1963-03-26
•
Expires: 1980-03-11
Abstract
No abstract record available.
Inventors
- 👤 James W Tweedy
- 👤 Latta Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:45
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/12; H02K1/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A DYNAMOELECTRIC MACHINE, A THIN CYLINDRICAL HOUSING, AN ARMATURE POSITIONED TO ROTATE WITHIN SAID HOUSING, SAID ARMATURE HAVING A PLURALITY OF COIL SLOTS, A STATOR INCLUDING A PAIR OF POLE SEGMENTS AND A PAIR OF WEDGES FORCING THE POLE SEGMENTS AGAINST THE CYLINDRICAL HOUSING, AND A PAIR OF MOUNTING BOLTS PASSING THROUGH THE WEDGES TO HOLD THE STATOR FROM ROTATION, THE BOLTS BEING MAGNETICALLY SHIELDED FROM THE ARMATURE BY THE WEDGE.
Claim 2
Dependent Claim
72 words
IN A DYNAMOELECTRIC MACHINE, A THIN CYLINDRICAL HOUSING, AN ARMATURE POSITIONED TO ROTATE WITHIN SAID HOUSING, SAID ARMATURE HAVING A PLURALITY OF COIL SLOTS, A STATOR INCLUDING A PAIR OF POLE SEGMENTS AND A PAIR OF WEDGES FORCING THE POLE SEGMENTS AGAINST THE CYLINDRICAL HOUSING, AND A PAIR OF MOUNTING BOLTS PASSING THROUGH THE WEDGES TO HOLD THE STATOR FROM ROTATION, THE BOLTS BEING MAGNETICALLY SHIELDED FROM THE ARMATURE BY THE WEDGE.
References Cited (Backward Citations)
US2201699A
Cited
US2692345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |