DC Arc welding apparatus having variable current response

Details DC Arc welding apparatus having variable current response DC Arc welding apparatus having variable current response

1982-08-12

1984-05-08

Shaw, C. C.

Electric heating

Metal heating

By arc

21913051, B23K 910

Patent

active

044477023

ABSTRACT:
A welding apparatus is made capable of avoiding the occurrence of welding wire spattering following a short circuit, for example, by providing an arithmetic circuit having a plurality of selectively operated delay elements which smooth the response to a rapid change in welding conditions.

REFERENCES:
patent: 3792225 (1974-02-01), Needham et al.
patent: 4201906 (1980-05-01), Puschner
patent: 4349720 (1982-09-01), Makimaa

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