Electric heating – Metal heating – By arc
Patent
1981-12-03
1983-11-22
Shaw, C. C.
Electric heating
Metal heating
By arc
B23K 909
Patent
active
044171307
ABSTRACT:
The inductive elements in the background and pulse current portions of a pulse welding circuit are wound around separate cores and the background current path is connected in series with the pulse current inductive element to prevent damage to the background current switching element due to reverse voltage or current.
Banba Toshio
Mizuno Masanori
Mizuno Takaii
Mitsubishi Denki & Kabushiki Kaisha
Shaw C. C.
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