Method of fixing a color screening structure for a color picture

Details Method of fixing a color screening structure for a color picture Method of fixing a color screening structure for a color picture

1988-09-12

1989-08-08

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Process

With assembly or disassembly

21912164, H01J 2907

Patent

active

048549053

ABSTRACT:
A method of fixing a color screening structure for a color picture tube to the faceplate of the color picture tube, comprising steps of mounting the color screening structure on the faceplate with the through holes formed in first, second and third supporting spring plates attached respectively to a lateral side frame and opposite side frames respectively receiving first, second and third metallic pins attached respectively to three sides of the faceplate, welding the first supporting spring plate to the first metallic pin at a plurality of weld points in a predetermined welding sequence by laser welding, and alternately welding the second and third supporting spring plates respectively to the second and third metallic pins at a plurality of weld points in a predetermined welding sequence by laser welding.

REFERENCES:
patent: 4130919 (1978-12-01), Iyama

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