Patent US3290532A successfully refreshed from Google Patents.
US3290532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conjointly-movable, plural magnet means for blue lateral correction in color kinescopes
Assignee: RCA Corp
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Filing: 1964-04-23
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Granted: 1966-12-06
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Lemke Eugene
- 👤 Philip G Mccabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:15
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/701; H01J29/702; H01J29/703; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN COMBINATION WITH AN IMAGE REPRODUCING TUBE HAVING A GENERALLY CYLINDRICAL, BEAM-ENCLOSING NECK PORTION, BEAM POSITION ADJUSTING APPARATUS COMPRISING: A FIRST PAIR OF MAGNETS, THE MAGNETS OF SAID FIRST PAIR BEING DISPOSED AT FIRST SELECTED POSITIONS SPACED ABOUT THE EXTERNAL PERIPHERY OF SAID CYLINDRICAL TUBE NECK PORTION; A SECOND PAIR OF MAGNETS, THE MAGNETS OF SAID SECOND PAIR BEING DISPOSED AT SECOND SELECTED POSITIONS SPACED ABOUT THE EXTERNAL PERIPHERY OF SAID NECK PORTION, THE PERIPHERAL NECK REGION ADJACENT TO SAID SECOND MAGNET POSITIONS BEING DIAMETRICALLY OPPOSED TO THE PERIPHERAL NECK REGION ADJACENT TO SAID FIRST MAGNET POSITIONS; AND ADJUSTABLE SUPPORT MEANS FOR CONJOINTLY ALTERING THE PROXIMITY OF SAID FIRST AND SECOND MAGNET PAIRS TO THE CENTRAL AXIS OF SAID CYLINDRICAL NECK PORTION.
Claim 2
Dependent Claim
122 words
IN COMBINATION WITH AN IMAGE REPRODUCING TUBE HAVING A GENERALLY CYLINDRICAL, BEAM-ENCLOSING NECK PORTION, BEAM POSITION ADJUSTING APPARATUS COMPRISING: A FIRST PAIR OF MAGNETS, THE MAGNETS OF SAID FIRST PAIR BEING DISPOSED AT FIRST SELECTED POSITIONS SPACED ABOUT THE EXTERNAL PERIPHERY OF SAID CYLINDRICAL TUBE NECK PORTION; A SECOND PAIR OF MAGNETS, THE MAGNETS OF SAID SECOND PAIR BEING DISPOSED AT SECOND SELECTED POSITIONS SPACED ABOUT THE EXTERNAL PERIPHERY OF SAID NECK PORTION, THE PERIPHERAL NECK REGION ADJACENT TO SAID SECOND MAGNET POSITIONS BEING DIAMETRICALLY OPPOSED TO THE PERIPHERAL NECK REGION ADJACENT TO SAID FIRST MAGNET POSITIONS; AND ADJUSTABLE SUPPORT MEANS FOR CONJOINTLY ALTERING THE PROXIMITY OF SAID FIRST AND SECOND MAGNET PAIRS TO THE CENTRAL AXIS OF SAID CYLINDRICAL NECK PORTION.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |