Electrode for plasma arc torch

- The Esab Group, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an electrode for plasma arc torch showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a side elevational view of the electrode as shown in FIG. 1; and,

FIG. 5 is another side elevational view taken at approximately 90.degree. around the circumference of the electrode as shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D269519 June 28, 1983 Braun
D285798 September 23, 1986 Brunnegand et al.
4476372 October 9, 1984 Prucher
4788407 November 29, 1988 Flater
5041711 August 20, 1991 Prucher
5310988 May 10, 1994 Couch, Jr. et al.
Patent History
Patent number: D362860
Type: Grant
Filed: Dec 2, 1993
Date of Patent: Oct 3, 1995
Assignee: The Esab Group, Inc. (Florence, SC)
Inventor: Donald W. Carkhuff (Florence, SC)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Bell, Seltzer, Park & Gibson
Application Number: 0/15,934
Classifications
Current U.S. Class: Heat Treatment, Welding Or Brazing (D15/144)