Shadow mask mounting apparatus in a color picture tube

Details Shadow mask mounting apparatus in a color picture tube Shadow mask mounting apparatus in a color picture tube

1987-10-13

1989-02-21

Moore, David K.

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313407, H01J 2907

Patent

active

048068195

ABSTRACT:
A shadow-mask color picture tube has a glass panel and glass funnel joined together via outwardly extending flange portions thereof. To mount a shadow mask in the picutre tube, holding plates are fastened between the flanges, preferably in internal recesses of the flanges, and each of the holding plates has a hole for a rivet which holds the mask and, in a preferred embodiment, an internal shield. The mask is preferably connected with the holding plates via bimetal elements.

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

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