Patent US3283191A successfully refreshed from Google Patents.
US3283191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inductor alternator
Assignee: Individual
•
Filing: 1962-11-07
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Granted: 1966-11-01
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Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Carruth Otis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:04
CPC Classifications
H; H02; H02K; H02K19/00; H02K19/16; H02K19/22; H02K19/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
IN AN ALTERNATOR, ROTOR, A ROTOR SHAFT OIF PARAMAGNETIC MATERIAL, AN ANNULAR MEMBER OF PARAMAGNETIC MATERIAL DISPOSED ABOUT SAID SHAFT IN SPACED RELATION, NONMAGNETIC MEANS CONNECTING SAID ANNULAR MEMBER TO SAID SHAFT, A PLURALITY OF SPACED AXIALLY EXTENDING FIRST POLE SHOES EXTENDING FROM SAID ANNULAR MEMBER, A PLURALITY OF OPPOSED AXIALLY EXTENDING SECOND POLE SHOES DISPOSED IN SPACED INTERMESHING RELATION WITH SAID FIRST POLE SHOES, AND PARAMAGNETIC MATERIAL MEANS CONNECTING SAID PLURALITY OF SECOND POLE SHOES TO SAID ROTOR SHAFT TO PROVIDE
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |