US3145358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding transposition
Assignee: Allis Chalmers Corp
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Filing: 1961-04-25
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Granted: 1964-08-18
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Expires: 1981-04-25
Abstract
No abstract record available.
Inventors
- 👤 William C Sealey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:16
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/2871
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A CYLINDRICALLY WOUND ELECTRICAL WINDING IN AN INDUCTION APPARATUS, SAID WINDING COMPRISING TWO LAYERS OF FIRST AND SECOND PAIRS OF STACKED CONDUCTORS TRANSPOSED 180* AT PREDETERMINED TURNS TO OCCUPY DIFFERENT HEIGHT POSITIONS WITHIN A LAYER AND SAID CONDUCTORS IN EACH SAID PAIR BEING FURTHER TRANSPOSED 180* AT PREDETERMINED TURNS TO OCCUPY DIFFERENT HEIGHT POSITIONS WITHIN A LAYER, EACH SAID CONDUCTOR DISPOSED IN LESS THAN ALL EIGHT POSITIONS OF SAID TWO LAYERS AND HAVING EQUAL FLUX LINKAGE.
Claim 2
Dependent Claim
76 words
A CYLINDRICALLY WOUND ELECTRICAL WINDING IN AN INDUCTION APPARATUS, SAID WINDING COMPRISING TWO LAYERS OF FIRST AND SECOND PAIRS OF STACKED CONDUCTORS TRANSPOSED 180* AT PREDETERMINED TURNS TO OCCUPY DIFFERENT HEIGHT POSITIONS WITHIN A LAYER AND SAID CONDUCTORS IN EACH SAID PAIR BEING FURTHER TRANSPOSED 180* AT PREDETERMINED TURNS TO OCCUPY DIFFERENT HEIGHT POSITIONS WITHIN A LAYER, EACH SAID CONDUCTOR DISPOSED IN LESS THAN ALL EIGHT POSITIONS OF SAID TWO LAYERS AND HAVING EQUAL FLUX LINKAGE.
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |