Electric heating – Metal heating – Of cylinders
Patent
1980-06-23
1982-04-27
Truhe, J. V.
Electric heating
Metal heating
Of cylinders
219 60A, 21912511, B23K 902
Patent
active
043272690
ABSTRACT:
Welding apparatus utilizing a continuous belt in conjunction with a slidable guide pin and spindle disposed in a carriage that causes a welding torch to form a circumferential weld when the guide pin is in a tube and moves the torch rapidly between the tubes when the guide pin is retracted from the tubes.
REFERENCES:
patent: 1949251 (1934-02-01), Gilbert
patent: 3035157 (1962-05-01), Armstrong, Jr. et al.
patent: 3209120 (1965-09-01), Glatthorn
patent: 3675841 (1972-07-01), Gutlhuber et al.
patent: 4142084 (1979-02-01), Torrani
Baehr, Jr. F. J.
George Keith E.
Truhe J. V.
Westinghouse Electric Corp.
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