Torch for arc welding

Details Torch for arc welding Torch for arc welding

2008-03-11

2008-03-11

Kerns, Kevin P. (Department: 1793)

Electric heating

Metal heating

By arc

Reexamination Certificate

active

11168750

ABSTRACT:
A welding torch has a nozzle; a contact tip positioned within the nozzle; a tube extending from the nozzle; wherein the tube has a gooseneck portion having a radius, and the tube has a second portion adjacent the nozzle which has a longitudinal axis which is substantially collinear with a longitudinal axis of the nozzle. The gooseneck tube has a single radius extending from a distal portion to a proximal portion of the tube.

REFERENCES:
patent: 3155811 (1964-11-01), Adamson et al.
patent: 3469070 (1969-09-01), Bernard et al.
patent: 4158763 (1979-06-01), Moerke
patent: 4731518 (1988-03-01), Parmelee et al.

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