Automatic seal welding apparatus

Details Automatic seal welding apparatus Automatic seal welding apparatus

1976-10-04

1978-03-28

Goldberg, E. A.

Electric heating

Metal heating

Of cylinders

21912511, B23K 902

Patent

active

040816508

ABSTRACT:
An apparatus for automatically seal welding a tube to the inside surface of a header. A mandrel concentrically supports the apparatus from the tube to be welded and carries a rotating support which in turn carries a welding torch. Electric motors for rotating and oscillating the torch are located with their axis parallel to that of the mandrel. Weld spatter shields protect the interior of the tube and also the various drive mechanisms.

REFERENCES:
patent: 3675841 (1972-07-01), Gutlhubor
patent: 3841547 (1974-10-01), Bartley

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