Welding torch with non-consumable electrode and double shielding

Details Welding torch with non-consumable electrode and double shielding Welding torch with non-consumable electrode and double shielding

1983-02-11

1985-07-02

Envall, Jr., Roy N.

Electric heating

Metal heating

Nonatmospheric environment at hot spot

219 74, 219137R, B23K 916

Patent

active

045270384

ABSTRACT:
In order to improve electric arc penetration of an arc welding torch, the angles of convergence .alpha. and .beta. of a sleeve and a nozzle of the torch are selected within an area which is inscribed in a quadrangular figure defined by the coordinates (.alpha., .beta.) with corners, or apices, at the four following points:

REFERENCES:
patent: 2686860 (1954-08-01), Buck et al.
patent: 3349215 (1967-10-01), Wagenleitner et al.
patent: 3495066 (1970-02-01), Broyard et al.
patent: 3496323 (1970-02-01), Lesnewich et al.
patent: 4161645 (1979-07-01), Shimada et al.
Cary, Howard B., Modern Welding Technology, (1970), pp. 356-360.

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