Method of manufacturing a control grid for fluorescent display t

Details Method of manufacturing a control grid for fluorescent display t Method of manufacturing a control grid for fluorescent display t

1979-12-14

1983-05-10

Albritton, C. L.

Electric heating

Metal heating

By arc

219121LC, B23K 2700

Patent

active

043831648

ABSTRACT:
A method of manufacturing a control grid used in a fluorescent display tube is disclosed. The grid is produced by preparing a fine wire net, placing the wire net upon a metal frame member, and irradiating laser beams to the contact portions of the wire net and frame to weld the wire net and the frame.

REFERENCES:
patent: 2066070 (1936-12-01), Farnsworth et al.
patent: 2451360 (1948-10-01), Skehan
patent: 2878549 (1959-03-01), Willner
patent: 3384526 (1968-05-01), Abramson et al.
patent: 3520055 (1970-07-01), Jannett
Pfluger et al., "Laser Beam Welding Electronic-Component Leads", Welding Research Supplement, Jun., 1965, pp. 264-269.
McDonie et al., "Plating Spot Welded Grid Wires for Vacuum Tubes", RCA Technical Notes, No. 138, Mar., 1958.

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