Electric heating – Metal heating – By arc
Patent
1993-01-11
1996-02-13
Shaw, Clifford C.
Electric heating
Metal heating
By arc
21913741, B23K 9173
Patent
active
054913217
ABSTRACT:
A welding gun assembly including a contact tip and gas diffuser having increased electrical conductivity and heat dissipation and a spool gun assembly having a rotatable and articulatable conductor tube mounted on the handle member thereof and a smoke gun assembly with a manually adjustable vacuum control member on the handle member and wherein the handle member conforms to the hand of the operator and includes an elongate trigger member thereon.
REFERENCES:
patent: 3469070 (1969-09-01), Bernard et al.
patent: 4016398 (1977-04-01), Herrick
patent: 4297561 (1981-10-01), Townsend et al.
patent: 5338917 (1994-08-01), Stuart et al.
Bervig Dale R.
Stuart Kyle H.
Shaw Clifford C.
Tweco Products, Inc.
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