US3080641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing magnetic deflection yokes
Assignee: Hazeltine Research Inc
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Filing: 1955-10-14
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Granted: 1963-03-12
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Expires: 1975-10-14
Abstract
No abstract record available.
Inventors
- 👤 Marley John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:21
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/20; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/72; H01J29/76; H01J29/764; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071; Y10T29/49073
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
76 words
A METHOD OF MANUFACTURING A DEFLECTION YOKE FOR A CATHODE-RAY TUBE, THE METHOD COMPRISING: PLACING A CYLINDRICAL COIL ON AN ARCUATE SHAPED PORTION OF A FERROMAGNETIC RING CORE SO THAT THE COIL TURNS ENCIRCLE THE CROSS SECTION OF THE ARC; AND DEFORMING THE PORTION OF THE COIL THAT IS ON THE INNER SIDE OF THE RING CORE AGAINST THE CORE SO THAT THIS COIL PORTION ASSUMES THE CONTOUR OF THE INNER SURFACE OF THE RING CORE.
References Cited (Backward Citations)
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |