Consumable electrode type pulsed arc welder and controlling meth

Details Consumable electrode type pulsed arc welder and controlling meth Consumable electrode type pulsed arc welder and controlling meth

1998-03-16

2000-03-14

Shaw, Clifford C.

High-voltage switches with arc preventing or extinguishing devic

Arc preventing or extinguishing devices

Vacuum

21813021, 218137PS, B23K 909

Patent

active

06037554&

ABSTRACT:
A consumable electrode type pulsed arc welder and a controlling method for the same, wherein at least one of a welding current and a welding voltage is output to a wire in accordance with a duty time of a pulse waveform group comprising a first pulse period to form a droplet having a predetermined amount at an end of the wire, a base period to shorten an arc length between the droplet and a base metal, and a second pulse period to detach the droplet.

REFERENCES:
patent: 4594498 (1986-06-01), Ueguri et al.

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