Support frame for color cathode-ray tube

Details Support frame for color cathode-ray tube Support frame for color cathode-ray tube

1981-11-30

1984-09-18

Laroche, Eugene R.

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313404, 313407, 313479, H01J 2980

Patent

active

044726570

ABSTRACT:
A support frame (10) of a cathode-ray tube for color television including a mask fixing section (10a) for affixing a shadow mask (2), an inner electron shield section (10b) extending from an end portion of the mask fixing section on the panel fluorescent surface side, and an outer electron shield section (10e) located on the panel skirt side as seen from an end portion of the mask fixing section on the panel seal surface side, the three sections (10a, 10b, 10e) being formed integrally with one another. The outer electron shield section includes a fold-back portion (10c) turned back from the panel seal surface side of the mask fixing section toward the panel fluorescent surface side, and a side wall portion (10d) extending from the fold-back portion along an inner surface of a panel skirt (1c).

REFERENCES:
patent: 3873874 (1975-03-01), Shinal

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