US3074037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical inductive apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1958-09-04
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Granted: 1963-01-15
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Expires: 1978-09-04
Abstract
No abstract record available.
Inventors
- 👤 Gerhard M Stein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/2847; H01F27/2852
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
AN ELECTRICAL INDUCTIVE APPARATUS COMPRISING A MAGNETIC CORE, A FIRST WINDING INCLUDING FIRST AND SECOND WINDING SECTIONS DISPOSED ABOUT A PORTION OF SAID MAGNETIC CORE AND DISPLACED FROM ONE ANOTHER ALONG THE PORTION OF SAID CORE, SAID FIRST AND SECOND WINDING SECTIONS EACH COMPRISING INNER AND OUTER PORTIONS EACH INCLUDING A PLURALITY OF TURNS OF CONDUCTING SHEET MATERIAL SPIRALLY WOUND AROUND A PORTION OF SAID CORE, THE TURNS OF SAID FIRST AND SECOND WINDING SECTIONS BEING BOTH WOUND IN THE SAME DIRECTION, A SECOND WINDING DISPOSED IN INDUCTIVE RELATION WITH SAID FIRST WINDING ABOUT A PORTION OF SAID CORE, A FIRST CROSSOVER MEMBER FORMED FROM CONDUCTING SHEET MATERIAL AND DISPOSED TO ELECTRICALLY CONNECT THE INNER PORTION OF SAID FIRST WINDING SECTION IN SERIES CIRCUIT RELATION WITH THE OUTER PORTION OF SAID SECOND WINDING SECTION AND A SECOND CROSS-OVER MEMBER FORMED FROM CONDUCTING SHEET MATERIAL AND DISPOSED TO ELECTRICALLY CONNECT THE OUTER PORTION OF SAID FIRST WINDING SECTION IN SERIES CIRCUIT RELATION WITH THE INNER PORTION OF SAID SECOND WINDING SECTION TO SUBSTANTIALLY EQUALIZE THE MAGNETIC COUPLING BETWEEN EACH WINDING SECTION OF SAID FIRST WINDING AND SAID SECOND WINDING.
Claim 2
Dependent Claim
188 words
AN ELECTRICAL INDUCTIVE APPARATUS COMPRISING A MAGNETIC CORE, A FIRST WINDING INCLUDING FIRST AND SECOND WINDING SECTIONS DISPOSED ABOUT A PORTION OF SAID MAGNETIC CORE AND DISPLACED FROM ONE ANOTHER ALONG THE PORTION OF SAID CORE, SAID FIRST AND SECOND WINDING SECTIONS EACH COMPRISING INNER AND OUTER PORTIONS EACH INCLUDING A PLURALITY OF TURNS OF CONDUCTING SHEET MATERIAL SPIRALLY WOUND AROUND A PORTION OF SAID CORE, THE TURNS OF SAID FIRST AND SECOND WINDING SECTIONS BEING BOTH WOUND IN THE SAME DIRECTION, A SECOND WINDING DISPOSED IN INDUCTIVE RELATION WITH SAID FIRST WINDING ABOUT A PORTION OF SAID CORE, A FIRST CROSSOVER MEMBER FORMED FROM CONDUCTING SHEET MATERIAL AND DISPOSED TO ELECTRICALLY CONNECT THE INNER PORTION OF SAID FIRST WINDING SECTION IN SERIES CIRCUIT RELATION WITH THE OUTER PORTION OF SAID SECOND WINDING SECTION AND A SECOND CROSS-OVER MEMBER FORMED FROM CONDUCTING SHEET MATERIAL AND DISPOSED TO ELECTRICALLY CONNECT THE OUTER PORTION OF SAID FIRST WINDING SECTION IN SERIES CIRCUIT RELATION WITH THE INNER PORTION OF SAID SECOND WINDING SECTION TO SUBSTANTIALLY EQUALIZE THE MAGNETIC COUPLING BETWEEN EACH WINDING SECTION OF SAID FIRST WINDING AND SAID SECOND WINDING.
References Cited (Backward Citations)
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US1872247A
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |