Patent US3375382A successfully refreshed from Google Patents.
US3375382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine
Assignee: Allis Chalmers Corp
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Filing: 1965-01-13
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Granted: 1968-03-26
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Expires: 1985-01-13
Abstract
No abstract record available.
Inventors
- 👤 Richard H Barber
- 👤 Joseph T Mckean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:16
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/16; H02K1/00; H02K1/06; H02K1/12; H02K1/18; H02K5/00; H02K5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A MOTOR COMPRISING A BASE, A PAIR OF SUPPORT MEMBERS ON SAID BASE, A BEARING BRACKET MOUNTED ON EACH END OF SAID BASE, SAID BEARING BRACKET BEING ALIGNED AND ACCURATELY POSITIONED RELATIVE TO SAID SUPPORT MEMBERS, BEARINGS IN SAID BEARING BRACKETS, A SHAFT ROTATABLY MOUNTED IN SAID BEARINGS AND A MOTOR ROTOR MOUNTED ON SAID SHAFT, A MOTOR STATOR HAVING AN ANNULAR CORE WITH WINDINGS POSITIONED THEREIN, THE OUTER SURFACE OF SAID CORE HAVING A PAIR OF SPACED APART GROOVES FORMED THEREIN FOR FITTING SAID SUPPORT MEMBERS TO MOUNT SAID STATOR ON SAID BASE AND AUTOMATICALLY ALIGN SAID STATOR RELATIVE TO SAID ROTOR TO FORM A UNIFORM AIR GAP THEREBETWEEN.
Claim 2
Dependent Claim
110 words
A MOTOR COMPRISING A BASE, A PAIR OF SUPPORT MEMBERS ON SAID BASE, A BEARING BRACKET MOUNTED ON EACH END OF SAID BASE, SAID BEARING BRACKET BEING ALIGNED AND ACCURATELY POSITIONED RELATIVE TO SAID SUPPORT MEMBERS, BEARINGS IN SAID BEARING BRACKETS, A SHAFT ROTATABLY MOUNTED IN SAID BEARINGS AND A MOTOR ROTOR MOUNTED ON SAID SHAFT, A MOTOR STATOR HAVING AN ANNULAR CORE WITH WINDINGS POSITIONED THEREIN, THE OUTER SURFACE OF SAID CORE HAVING A PAIR OF SPACED APART GROOVES FORMED THEREIN FOR FITTING SAID SUPPORT MEMBERS TO MOUNT SAID STATOR ON SAID BASE AND AUTOMATICALLY ALIGN SAID STATOR RELATIVE TO SAID ROTOR TO FORM A UNIFORM AIR GAP THEREBETWEEN.
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) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |