Electric heating – Metal heating – By arc
Patent
1981-07-15
1983-09-13
Shaw, C. C.
Electric heating
Metal heating
By arc
219161, 228 9, B23K 912
Patent
active
044044550
ABSTRACT:
An automatic welding apparatus for welding plate-like welding workpieces is provided wherein a weld line of the plate-like welding workpieces is detected, while a compressive force is being applied on the workpieces, by a detecting means which is adapted to be moved along the weld line, and a welding torch is moved in accordance with the results of the detection to carry out automatic welding of the workpieces.
REFERENCES:
patent: 2696547 (1954-12-01), Felton et al.
patent: 2786127 (1957-03-01), Osweiler
patent: 3171012 (1965-02-01), Morehead
patent: 3530273 (1970-09-01), Bollinger et al.
patent: 3938797 (1976-02-01), Frederick
patent: 4008384 (1977-02-01), Cecil
patent: 4151394 (1979-04-01), Cecil
Mitsubishi Denki & Kabushiki Kaisha
Shaw C. C.
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