Shadow mask assembly with thermal expansion compensation

Details Shadow mask assembly with thermal expansion compensation Shadow mask assembly with thermal expansion compensation

1997-12-29

1999-07-27

Patel, Vip

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313407, 313408, H01J 2907

Patent

active

059295589

ABSTRACT:
There is provided a shadow mask assembly for a color cathode ray tube (CRT), including a mask plate through which a multitude of electron beam passing holes are formed, a rim portion which extends from the edges of the mask plate and has a smaller radius of curvature than the radius of curvature of the mask plate, a skirt portion which extends perpendicularly from at least one of the longer and shorter edges of the rim portion, and a frame which is combined with the skirt portion and supports the skirt portion.

REFERENCES:
patent: 3737703 (1973-06-01), Tsuneta et al.
patent: 3890526 (1975-06-01), Palac
patent: 3904914 (1975-09-01), Palac
patent: 3986072 (1976-10-01), Adamski
patent: 4056755 (1977-11-01), Sohn
patent: 4164682 (1979-08-01), Palac
patent: 4472657 (1984-09-01), Sakurai et al.
patent: 4551651 (1985-11-01), Van Der Ven
patent: 5057737 (1991-10-01), Hotta
patent: 5416378 (1995-05-01), Andrevski

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