Rail mapping method and apparatus

Details Rail mapping method and apparatus Rail mapping method and apparatus

1987-12-29

1989-05-30

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Process

With assembly or disassembly

318640, 318573, 318574, 901 42, 21912164, 21912179, B23K 2604, B23K 2610, G05B 1935

Patent

active

048346861

ABSTRACT:
This disclosure describes a method and associated apparatus, in the manufacture of flat tension mask cathode ray tubes, for detecting the edges of a mask receiving surface in a plane, identifying its coordinates and subsequently delineating the path of an attachment device for permanently affixing a tensed foil shadow mask to the mask receiving surface of a mask support structure.

REFERENCES:
patent: 4568816 (1986-02-01), Casler
patent: 4658193 (1987-04-01), Low
patent: 4695761 (1987-09-01), Fendley
patent: 4697979 (1987-10-01), Nakashima et al.
patent: 4712970 (1987-12-01), Nakamura et al.
Welding Engineers, Aug. 1970, pp. 42-44.

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