Electric heating – Metal heating – By arc
Patent
1977-03-17
1979-03-27
Truhe, J. V.
Electric heating
Metal heating
By arc
219 75, 219 7616, B23K 900
Patent
active
041467736
ABSTRACT:
A compact plasma-MIG welding torch in which the non-consumable electrode and the contact tube for the consumable electrode are accommodated in separate passages in the housing whereby the distance between the non-consumable electrode and the contact tube becomes comparatively small, the distance between the contact tube and the nozzle is short, and the extension of the consumable electrode is small during welding.
REFERENCES:
patent: 2806124 (1957-09-01), GaGe
patent: 2903559 (1959-09-01), Wempe
patent: 2982845 (1961-05-01), Yenni et al.
patent: 3197605 (1965-07-01), Sunnen
patent: 3312566 (1967-04-01), Winzeler et al.
patent: 3818175 (1974-06-01), Essers et al.
Plasma Mig Welding, 12-1974, Welding and Metal Fabrication.
Tichelaar Gerrit W.
Willems Gerardus A. M.
Paschall M.
Schneider Rolf E.
Streeter William J.
Truhe J. V.
U.S. Philips Corporation
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