Aperture grille structure for a cathode ray tube

Details Aperture grille structure for a cathode ray tube Aperture grille structure for a cathode ray tube

1998-08-25

2000-08-29

Day, Michael H.

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313404, 445 30, H01J 2980

Patent

active

061113492

ABSTRACT:
An aperture grille for cathode ray tube which includes a frame having at least one cutout portion. The aperture grille further includes a color screening electrode having a plurality of grille tapes which are held in tension in the frame thus causing at least one stress level in an associated region of the frame. The cutout portion is positioned adjacent the region so as to reduce the stress level.

REFERENCES:
patent: 4333034 (1982-06-01), Ohgoshi et al.
patent: 5554909 (1996-09-01), Brennesholtz
patent: 5610473 (1997-03-01), Yokota et al.
patent: 5686784 (1997-11-01), Thoms et al.
patent: 5801479 (1998-09-01), Shinoda

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