Apparatus for butt welding

Details Apparatus for butt welding Apparatus for butt welding

1986-02-06

1987-11-03

Goldberg, E. A.

Electric heating

Metal heating

For bonding with pressure

219 57, 219 97, B23K 1104

Patent

active

047045124

ABSTRACT:
In an apparatus for the butt welding of hollow molding of aluminum with two contact clamps (4, 5), movable toward each other, for the ends of the moldings to be joined together, one contact clamp (4) is fixed at the machine frame, and the other contact clamp (5) is arranged on a table (3) supported at the machine frame (18) by way of two parallelogram guide arm pairs (19, 20). Trough-like recesses (15) are provided in the mutually opposing end faces of the contact clamps (4, 5), a conduit for the feeding of protective gas during the welding operation terminating in the zone between the contact clamps (4, 5).

REFERENCES:
patent: 2972232 (1961-02-01), Possis et al.
patent: 4205214 (1980-05-01), Suzuki et al.

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