Consumable electrode type arc welding power source

Details Consumable electrode type arc welding power source Consumable electrode type arc welding power source

1982-02-17

1984-09-04

Shaw, C. C.

Electric heating

Metal heating

By arc

219137PS, B23K 910

Patent

active

044699336

ABSTRACT:
A power source includes first and second control circuit for controlling the current provided during short-circuit and arc intervals, respectively. A transistor in series with the power supply is controlled in response to either of the control circuits.

REFERENCES:
patent: 3792225 (1974-02-01), Needham et al.
patent: 3809853 (1974-05-01), Manz
patent: 4000374 (1976-12-01), De Keyser
patent: 4020320 (1977-04-01), Pijls et al.
patent: 4125759 (1978-11-01), Kiyohara et al.
patent: 4300035 (1981-11-01), Johansson
patent: 4301355 (1981-11-01), Kimbrough et al.

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