Electric heating – Metal heating – By arc
Reexamination Certificate
2007-09-25
2007-09-25
Kerns, Kevin P. (Department: 1725)
Electric heating
Metal heating
By arc
C219S137900
Reexamination Certificate
active
11123338
ABSTRACT:
A highly durable cable hose assembly for connecting a welding machine to the conductor tube portion of a pressurized air cooled welding torch includes a cable hose, a rear connector portion for connecting to a welding machine and a front connector portion for connecting to the conductor tube. The cable hose portion includes a gas hose for passage of inert gas, a plurality of cooling air tubes for conducting cooling air, conductive stranding for conveying electrical current for arc welding and a flexible outer hose jacket for enclosing the gas hose, the plurality of cooling air tubes and the conductive stranding in a generally tightly bundled fashion.
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Blinn Robert O.
Kerns Kevin P.
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