Tools – Wrench – screwdriver – or driver therefor – Rigid jaws
Patent
1997-11-21
1999-11-02
Scherbel, David A.
Tools
Wrench, screwdriver, or driver therefor
Rigid jaws
81 64, 81 54, B23B 1300
Patent
active
059749172
ABSTRACT:
A tool for installing and removing MIG welding gun contact tips, the contact tips being substantially cylindrical, having substantially circular cross-sectional shapes and having cross-sectional diameters; the tool consisting of a tube having an outer peripheral surface, having a forward, having a rearward end, and having a conical bore, the conical bore of the tube having a forward end and a rearward end, the forward end of the conical bore having a diameter greater than the cross-sectional diameters of the contact tips and the rearward end of the conical bore having a diameter less than the cross-sectional diameters of the contact tips; and `T` handle means fixedly attached to or homogeneously fused with the outer peripheral surface of the tube.
REFERENCES:
patent: 2607620 (1952-08-01), Oliveri
patent: 2676506 (1954-04-01), Schultz
patent: 3224302 (1965-12-01), Cooley
patent: 4417487 (1983-11-01), Stephens
Jack Kenneth
Scherbel David A.
Skinner Sinclair
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