Electric heating – Metal heating – Nonatmospheric environment at hot spot
Patent
1992-11-25
1994-02-08
Shaw, Clifford C.
Electric heating
Metal heating
Nonatmospheric environment at hot spot
B23K 900
Patent
active
052850420
ABSTRACT:
The invention provides an improved gas tungsten arc welding (GTAW) torch apparatus allows for welding on such surfaces that otherwise could not be welded with linear or 90.degree. bend welding torch apparatuses, by providing a bend greater than 282.degree..
REFERENCES:
patent: 2571684 (1951-10-01), Craven
patent: 4104499 (1978-08-01), Luttrell et al.
patent: 4629853 (1986-12-01), Yttergren et al.
Boerman Gary L.
Erichsen Thomas D.
Gordon Ian C. B.
Richard Daniel J.
FMC Corporation
Kamp R. C.
Lee Michael
Megley R. B.
Shaw Clifford C.
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