Arc welding method and arc welding apparatus

Details Arc welding method and arc welding apparatus Arc welding method and arc welding apparatus

1975-11-21

1978-02-14

Truhe, J. V.

Electric heating

Metal heating

By arc

219124, 21912512, B23K 912

Patent

active

040741052

ABSTRACT:
This invention provides arc welding methods and arc welding apparatus which weld materials by giving a plastic deformation of definite curvature to wire itself in a process before supplying the wire to a welding nozzle, restoring the wire delivered from the welding nozzle to the plastic deformation of definite curvature, delivering rotatively the end of the wire in a definite period from a delivery hole of the welding nozzle in butt welding of thick board, especially narrow gap welding.

REFERENCES:
patent: 3519789 (1970-07-01), Nelson et al.
patent: 3543810 (1970-12-01), Scheller
patent: 3567900 (1971-03-01), Nelson et al.
patent: 3576966 (1971-05-01), Sullivan
patent: 3585343 (1971-06-01), Crichton
patent: 3806695 (1974-04-01), Carroll et al.
patent: 3808396 (1974-04-01), Ashton et al.
patent: 3920946 (1975-11-01), Takahashi et al.

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