Electric heating – Metal heating – By arc
Patent
1974-07-03
1976-07-06
Grimley, Arthur T.
Electric heating
Metal heating
By arc
314 62, B23K 912
Patent
active
039683400
ABSTRACT:
The starting system includes circuit means which is responsive to the short circuit condition for maintaining the electrode feed rate at the inch setting for a predetermined period of time sufficient to enable an arc to firmly establish itself.
REFERENCES:
patent: 2806127 (1957-09-01), Hackman et al.
patent: 3546423 (1970-12-01), Chopp et al.
patent: 3731049 (1973-05-01), Kiyohara et al.
patent: 3736403 (1973-05-01), Rogers et al.
Doherty John R.
Grimley Arthur T.
Shaw Clifford C.
Union Carbide Corporation
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