US3170134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical coil structure for inductive apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1961-12-15
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Granted: 1965-02-16
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Expires: 1981-12-15
Abstract
No abstract record available.
Inventors
- 👤 Betty J Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:00
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/32; H01F27/322
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A WOUND COIL HAVING A PLURALITY OF TURNS OF INSULATING AND CONDUCTING MATERIAL COMPRISING, A FIRST STRIP OF INSULATING MATERIAL WOUND TO PROVIDE A COIL FORM, A FIRST WINDING DISPOSED ON SAID COIL FORM, A SECOND STRIP OF INSULATING MATERIAL DISPOSED ON SAID FIRST WINDING TO FORM A TUBULAR INSULATING MEMBER, A SECOND WINDING DISPOSED ON SAID TUBULAR INSULATING MEMBER, AND AN ADHESIVE DISPOSED BETWEEN THE SEVERAL TURNS OF SAID WOUND COIL AT SPACED INTERVALS AROUND SAID COIL, SAID ADHESIVE FIRMLY BONDING EACH TURN OF MATERIAL TO THE ADJACENT TURN OF MATERIAL AT SAID SPACED INTERVALS.
Claim 2
Dependent Claim
96 words
A WOUND COIL HAVING A PLURALITY OF TURNS OF INSULATING AND CONDUCTING MATERIAL COMPRISING, A FIRST STRIP OF INSULATING MATERIAL WOUND TO PROVIDE A COIL FORM, A FIRST WINDING DISPOSED ON SAID COIL FORM, A SECOND STRIP OF INSULATING MATERIAL DISPOSED ON SAID FIRST WINDING TO FORM A TUBULAR INSULATING MEMBER, A SECOND WINDING DISPOSED ON SAID TUBULAR INSULATING MEMBER, AND AN ADHESIVE DISPOSED BETWEEN THE SEVERAL TURNS OF SAID WOUND COIL AT SPACED INTERVALS AROUND SAID COIL, SAID ADHESIVE FIRMLY BONDING EACH TURN OF MATERIAL TO THE ADJACENT TURN OF MATERIAL AT SAID SPACED INTERVALS.
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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) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |