Portable welding machine for welding terminals of tubes

Details Portable welding machine for welding terminals of tubes Portable welding machine for welding terminals of tubes

1974-10-03

1976-10-19

Truhe, J. V.

Electric heating

Metal heating

By arc

219 60A, 279 2A, B23K 912

Patent

active

039872742

ABSTRACT:
A welding machine for welding the terminals of condenser or boiler tubes to plates, automatic in action and self-supporting by reason of an arbor assembly including elongated bar elements, ball bearings and the like, adapted for positive engagement of the interior surface of the tubes adjacent to the terminals and also at points spaced farther along the tube to assure stability of anchoring of the machine with the arbor assembly as its sole support, a motor being operatively connected between the fixed arbor assembly and the frame or body for 360.degree. rotation of the welding tip around the welding seam line where the tube terminals extend slightly beyond the surface of the apertured plate of the condenser or boiler, thus utilizing the terminals and plate.

REFERENCES:
patent: 3118052 (1964-01-01), Lippart et al.
patent: 3142745 (1964-07-01), Gotch
patent: 3230340 (1966-01-01), Glatthorn et al.
patent: 3300157 (1967-01-01), Koreishi
patent: 3621182 (1971-11-01), Peyrot
patent: 3841547 (1974-10-01), Bartley

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