US3559126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means to provide electrical and mechanical separation between turns in windings of a superconducting device
Assignee: Gardner Cryogenics Corp
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Filing: 1968-01-02
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Granted: 1971-01-26
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Expires: 1988-01-02
Abstract
Abstract AN IMPROVED SUPERCONDUCTING MAGNET OR COIL IN WHICH THE SUPERCONDUCTOR IS WOUND AND POSITIONED BY GENERALLY LOINGITUDINALLY EXTENDING SPACERS HAVING SLOTS FOR THE TURNS AND RIBS BETWEEN THE SLOTS, THE SPACERS ALSO SEPARATING LAYERS OF THE WINDING AND PERMITTING A CRYOGENIC MEDIUM TO COME IN INTIMATE CONTACT WITH THE TURNS. THE SPACERS HAVE AN INSULATING OR SEMICONDUCTING SURFACE AND MAY BE OF A NORMAL METAL OR AN ORGANIC INSULATING MATERIAL. THE COIL MAY VARY IN SPACING OF TURNS ENDWISE AND MAY VARY IN DIAMETER FROM END TO END.
Inventors
- 👤 James J Drautman Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:04
CPC Classifications
H; H01; H01F; H01F6/00; H01F6/06; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/879
Claims Analysis
Total Claims: 0
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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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |