Electric lamp or space discharge component or device manufacturi – Process – With assembly or disassembly
Patent
1990-10-26
1991-07-09
Ramsey, Kenneth J.
Electric lamp or space discharge component or device manufacturi
Process
With assembly or disassembly
H01J 900, H01J 2907
Patent
active
050301551
ABSTRACT:
A method is disclosed for use in the manufacture of a tension mask color cathode ray tube that includes a glass faceplate having an inner surface with a centrally disposed screening area. A multi-color phosphor screen is formed on the screening area and thereafter there is secured to the inner surface on opposed sides of the screen a shadow mask support structure having Q-height adjustment means for receiving and securing the mask. The Q-height adjustment means is adjusted and affixed at a predetermined Q-height and a foil mask in tension is affixed to the Q-height adjustment means.
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Ramsey Kenneth J.
Zenith Electronics Corporation
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