Taper lock contact tip and head assembly for welding device

Details Taper lock contact tip and head assembly for welding device Taper lock contact tip and head assembly for welding device

1998-09-15

2000-06-13

Shaw, Clifford C.

Electric heating

Metal heating

By arc

B23K 924

Patent

active

060752270

ABSTRACT:
A contact tip for use with a welding gun includes a tapered portion, a threaded portion, an extension portion and a gripping feature. The tip is elongated and has a first end and a second end. The tip also has a wire feed axis extending therethrough and an axial wire feed aperture extending therethrough. The tapered portion of the tip is at a second end of the tip and has a frustoconical shape. The threaded portion of the tip includes double threads and is adjacent the tapered portion. The extension portion of the tip is adjacent the threaded portion and extends to the first end of the tip. The gripping feature is disposed on the extension portion. The tapered portion serves as a retaining feature. The double threads provide additional thread length while allowing the tip to be quickly unthreaded for quick tip changes in use.

REFERENCES:
patent: 2761049 (1956-08-01), McElrath et al.
patent: 3007033 (1961-10-01), Newman et al.
patent: 3469070 (1969-09-01), Bernard et al.
patent: 4282419 (1981-08-01), Auer
patent: 5338917 (1994-08-01), Stuart et al.
patent: 5726420 (1998-03-01), Lajoie
patent: 5760373 (1998-06-01), Colling

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