Remote control for welding machine amperage

Details Remote control for welding machine amperage Remote control for welding machine amperage

1981-09-09

1983-10-18

Shaw, C. C.

Electric heating

Metal heating

By arc

34082572, 34082576, B23K 910

Patent

active

044107897

ABSTRACT:
A solenoid operated, ratchet-type step motor incrementally advances the rheostat of a welding apparatus in opposite directions to control welding current. The solenoids are pulsed in response to reception of a frequency and digitally coded radiant energy signal by a receiver to which signals are transmitted from a remote transmitter having direction selecting push button switches.

REFERENCES:
patent: 2175882 (1939-10-01), DeCroce
patent: 2175891 (1939-10-01), Graham
patent: 2293166 (1942-08-01), Olson
patent: 2388748 (1945-11-01), Kopetzky
patent: 2677122 (1954-04-01), Gardner, Jr.

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