US3296570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for correcting distortion of deflection in television receiver
Assignee: Mitsubishi Electric Corp
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Filing: 1964-09-21
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Granted: 1967-01-03
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Expires: 1984-09-21
Abstract
No abstract record available.
Inventors
- 👤 Uetake Katsuhito
- 👤 Iwamura Seishiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:43
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/701
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
IN A TELEVISION RECEIVER COMPRISING A CATHODE RAY TUBE INCLUDING A NECK PORTION AND A DEFLECTION COIL DISPOSED AROUND THE NECK PORTION, A DEVICE FOR CORRECTING DISTORTION OF DEFLECTION OF AN ELECTRON BEAM, COMPRISING, IN COMBINATION, AN ANNULAR SUPPORTING BAND OF NON-MAGNETIC MATERIAL SURROUNDING SAID DEFLECTION COIL AND PROVIDED WITH A PLURALITY OF CIRCUMFRENTIALLY ELONGATED SLOTS, A PLURALITY OF ADJUSTING ELEMENTS MOVABLY SECURED IN SPACED RELATIONSHIP ON THE OUTER FACE OF SAID SUPPORTING BAND, EACH OF SAID ADJUSTING ELEMENTS INCLUDING A PERMANENT MAGNET, A PAIR OF POLE PLATES OF SOFT MAGNETIC MATERIAL HAVING PORTION FOR ROTATABLY HOLDING SAID PERMANENT MAGNET BETWEEN THEM AND PORTIONS ENGAGING THE OUTER FACE OF SAID BAND, A LEAF SPRING OF NON-MAGNETIC MATERIAL ENGAGING THE INNER FACE OF SAID BAND OPPOSITE SAID POLE PLATES, SAID LEAF SPRING BEING BENT TO FORM AN ANGLE PROJECTING TOWARD THE SUPPORTING BAND, AND A PAIR OF FASTENERS EXTENDING THROUGH THE ASSOCIATED ONE OF SAID ELONGATED SLOTS IN SAID SUPPORTING BAND TO RESILIENTLY COUPLE SAID LEAF SPRING TO THE ASSOCIATED PAIR OF POLE PLATES WHEREBY EACH OF SAID ADJUSTING ELEMENTS IS HELD IN POSITION ON THE OUTER FACE OF SAID SUPPORTING BAND AND IS ADJUSTABLE CIRCUMFERENTIALLY OF SAID BAND.
Claim 2
Dependent Claim
198 words
IN A TELEVISION RECEIVER COMPRISING A CATHODE RAY TUBE INCLUDING A NECK PORTION AND A DEFLECTION COIL DISPOSED AROUND THE NECK PORTION, A DEVICE FOR CORRECTING DISTORTION OF DEFLECTION OF AN ELECTRON BEAM, COMPRISING, IN COMBINATION, AN ANNULAR SUPPORTING BAND OF NON-MAGNETIC MATERIAL SURROUNDING SAID DEFLECTION COIL AND PROVIDED WITH A PLURALITY OF CIRCUMFRENTIALLY ELONGATED SLOTS, A PLURALITY OF ADJUSTING ELEMENTS MOVABLY SECURED IN SPACED RELATIONSHIP ON THE OUTER FACE OF SAID SUPPORTING BAND, EACH OF SAID ADJUSTING ELEMENTS INCLUDING A PERMANENT MAGNET, A PAIR OF POLE PLATES OF SOFT MAGNETIC MATERIAL HAVING PORTION FOR ROTATABLY HOLDING SAID PERMANENT MAGNET BETWEEN THEM AND PORTIONS ENGAGING THE OUTER FACE OF SAID BAND, A LEAF SPRING OF NON-MAGNETIC MATERIAL ENGAGING THE INNER FACE OF SAID BAND OPPOSITE SAID POLE PLATES, SAID LEAF SPRING BEING BENT TO FORM AN ANGLE PROJECTING TOWARD THE SUPPORTING BAND, AND A PAIR OF FASTENERS EXTENDING THROUGH THE ASSOCIATED ONE OF SAID ELONGATED SLOTS IN SAID SUPPORTING BAND TO RESILIENTLY COUPLE SAID LEAF SPRING TO THE ASSOCIATED PAIR OF POLE PLATES WHEREBY EACH OF SAID ADJUSTING ELEMENTS IS HELD IN POSITION ON THE OUTER FACE OF SAID SUPPORTING BAND AND IS ADJUSTABLE CIRCUMFERENTIALLY OF SAID BAND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |