Color-picture tube with correction magnets in electron gun syste

Details Color-picture tube with correction magnets in electron gun syste Color-picture tube with correction magnets in electron gun syste

1983-05-06

1986-11-25

DeMeo, Palmer C.

Electric lamp and discharge devices

Cathode ray tube

Plural beam generating or control

313413, 313414, 313431, H01J 2951

Patent

active

046251448

ABSTRACT:
In addition to the correction magnets commonly used in the electron-gun system of a color-picture tube for color purity and dynamic convergence, one or more additional correction magnets are fixed in or on the electron-gun system. During final adjustment of the color-picture tube, the usual and additional correction magnets are adjusted in turn using the same magnetizer.

REFERENCES:
patent: 4362964 (1982-12-01), Sakurai et al.
patent: 4377767 (1983-03-01), Kornaker
patent: 4439710 (1984-03-01), Osakabe et al.

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