US3237136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coils for inductive apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1964-11-19
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Granted: 1966-02-22
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Expires: 1984-11-19
Abstract
No abstract record available.
Inventors
- 👤 James G Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:08
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/32; H01F27/322; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
256 words
A COIL FOR A TRANSFORMER COMPRISING A FIRST TUBULAR INSULATING MEMBER HAVING A PLURALITY OF SUPERPOSED LAYERS OF INSULATING MATERIAL; A SINGLE RESINUOUS COATING OF ADHESIVE DISPOSED BETWEEN THE SUPERPOSED LAYERS OF INSULATING MATERIAL OF SAID FIRST TUBULAR INSULATING MEMBER IN A PREDETERMINED SPOTTED PATTERN; A FIRST WINDING HAVING A PLURALITY OF CONDUCTOR TURNS DISPOSED ON SAID FIRST TUBULAR INSULATING MEMBER; THE PLURALITY OF CONDUCTOR TURNS OF SAID FIRST WINDING HAVING AN INSULATING MATERIAL DISPOSED THEREON AND A CONTINUOUS ADHESIVE COATING OVER SAID INSULATING MATERIAL; A SECOND TUBULAR INSULATING MEMBER HAVING A PLURALITY OF SUPERPOSED LAYERS OF INSULATING MATERIAL AND DISPOSED ON SAID FIRST WINDING; A SINGLE RESINUOUS COATING OF ADHESIVE DISPOSED BETWEEN THE SUPERPOSED LAYERS OF INSULATING MATERIAL OF SAID SECOND TUBULAR INSULATING MEMBER IN A PREDETERMINED SPOTTED PATTERN; A SECOND WINDING HAVING A PLURALITY OF CONDUCTOR TURNS DISPOSED ON SAID SECOND TUBULAR INSULATING MEMBER; THE PLURALITY OF CONDUCTOR TURNS OF SAID SECOND WINDING HAVING AN INSULATING MATERIAL THEREON WITH A CONTINUOUS ADHESIVE COATING OVER SAID INSULATING MATERIAL; SAID ADHESIVE COATINGS ON THE CONDUCTOR TURNS OF SAID FIRST AND SAID SECOND WINDINGS FIRMLY BONDING THE TURNS OF SAID FIRST WINDING TOGETHER AND TO SAID FIRST AND SECOND TUBULAR INSULATING MEMBERS, BONDING THE TURNS OF SAID SECOND WINDING TOGETHER AND TO SAID SECOND TUBULAR INSULATING MEMBER, AND IMPROVING THE DIELECTRIC CHARACTERISTICS OF SAID WINDINGS; SAID ADHESIVE COATING ON THE CONDUCTOR TURNS OF SAID FIRST AND SECOND WINDINGS PROVIDING THE ENTIRE BONDING ACTION BETWEEN SAID FIRST AND SECOND WINDINGS AND SAID FIRST AND SECOND TUBULAR INSULATING MEMBERS.
Claim 2
Dependent Claim
256 words
A COIL FOR A TRANSFORMER COMPRISING A FIRST TUBULAR INSULATING MEMBER HAVING A PLURALITY OF SUPERPOSED LAYERS OF INSULATING MATERIAL; A SINGLE RESINUOUS COATING OF ADHESIVE DISPOSED BETWEEN THE SUPERPOSED LAYERS OF INSULATING MATERIAL OF SAID FIRST TUBULAR INSULATING MEMBER IN A PREDETERMINED SPOTTED PATTERN; A FIRST WINDING HAVING A PLURALITY OF CONDUCTOR TURNS DISPOSED ON SAID FIRST TUBULAR INSULATING MEMBER; THE PLURALITY OF CONDUCTOR TURNS OF SAID FIRST WINDING HAVING AN INSULATING MATERIAL DISPOSED THEREON AND A CONTINUOUS ADHESIVE COATING OVER SAID INSULATING MATERIAL; A SECOND TUBULAR INSULATING MEMBER HAVING A PLURALITY OF SUPERPOSED LAYERS OF INSULATING MATERIAL AND DISPOSED ON SAID FIRST WINDING; A SINGLE RESINUOUS COATING OF ADHESIVE DISPOSED BETWEEN THE SUPERPOSED LAYERS OF INSULATING MATERIAL OF SAID SECOND TUBULAR INSULATING MEMBER IN A PREDETERMINED SPOTTED PATTERN; A SECOND WINDING HAVING A PLURALITY OF CONDUCTOR TURNS DISPOSED ON SAID SECOND TUBULAR INSULATING MEMBER; THE PLURALITY OF CONDUCTOR TURNS OF SAID SECOND WINDING HAVING AN INSULATING MATERIAL THEREON WITH A CONTINUOUS ADHESIVE COATING OVER SAID INSULATING MATERIAL; SAID ADHESIVE COATINGS ON THE CONDUCTOR TURNS OF SAID FIRST AND SAID SECOND WINDINGS FIRMLY BONDING THE TURNS OF SAID FIRST WINDING TOGETHER AND TO SAID FIRST AND SECOND TUBULAR INSULATING MEMBERS, BONDING THE TURNS OF SAID SECOND WINDING TOGETHER AND TO SAID SECOND TUBULAR INSULATING MEMBER, AND IMPROVING THE DIELECTRIC CHARACTERISTICS OF SAID WINDINGS; SAID ADHESIVE COATING ON THE CONDUCTOR TURNS OF SAID FIRST AND SECOND WINDINGS PROVIDING THE ENTIRE BONDING ACTION BETWEEN SAID FIRST AND SECOND WINDINGS AND SAID FIRST AND SECOND TUBULAR INSULATING MEMBERS.
References Cited (Backward Citations)
US3071845A
Cited
US3038831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |