Electric heating – Metal heating – By arc
Patent
1982-11-22
1985-01-29
Shaw, Clifford C.
Electric heating
Metal heating
By arc
138115, 2191379, B23K 932, F16L 1104
Patent
active
044968230
ABSTRACT:
An improved flexible hose having particular utility for a fume extracting welding gun is described. The hose has a smooth outer surface, an inner cylindrical compartment which receives the power cable and welding wire and a plurality of radial webs which define compartments for extracting fumes and for conveying shielding gas to the welding site.
REFERENCES:
patent: 3911242 (1975-10-01), Strang
patent: 3980860 (1976-09-01), Howell et al.
patent: 4057705 (1977-11-01), Cockrum et al.
Bob Mann & Associates Incorporated
Keve Alfred S.
Shaw Clifford C.
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