Nozzle for a plasma arc torch

- The ESAB Group, Inc.
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Description

FIG. 1 is a perspective view of a nozzle for a plasma arc torch embodying the design of the invention;

FIG. 2 is a side elevational view of the nozzle of FIG. 1, the opposite side elevational view being identical thereto;

FIG. 3 is a top plan view of the nozzle of FIG. 1; and,

FIG. 4 is a bottom plan view of the nozzle of FIG. 1.

Referenced Cited
U.S. Patent Documents
D225715 January 1973 McCord
D230818 March 1974 Howell et al.
D237139 October 1975 Fortune
D257553 November 25, 1980 Hashimoto
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D328018 July 21, 1992 Severance
D354898 January 31, 1995 Nagy
1661150 February 1928 Birkenmaier
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3003049 October 1961 Thomas
3831631 August 1974 Draxler
4193553 March 18, 1980 Kelly et al.
4590354 May 20, 1986 Marhic et al.
4618101 October 21, 1986 Piggott
4663515 May 5, 1987 Kneeland et al.
4669661 June 2, 1987 Otto
4896016 January 23, 1990 Broberg et al.
4940877 July 10, 1990 Broberg
5020726 June 4, 1991 Myres
5162632 November 10, 1992 Carkhuff
5208448 May 4, 1993 Everett
5214263 May 25, 1993 Sakuragi
5233154 August 3, 1993 Horiai et al.
5344074 September 6, 1994 Spriggs et al.
Other references
  • Ungar Hot Vac Models 2000A & 4000, Ungar Soldering and Desoldering Equipment Catalog 7-74-281, .COPYRGT.1981. Ungar desoldering gun illustration, Ungar advertising flyer, date uknown.
Patent History
Patent number: D379577
Type: Grant
Filed: Sep 6, 1995
Date of Patent: Jun 3, 1997
Assignee: The ESAB Group, Inc. (Florence, SC)
Inventor: Donald W. Carkhuff (Florence, SC)
Primary Examiner: James M. Gandy
Assistant Examiner: Robert Spear
Law Firm: Bell, Seltzer, Park & Gibson, P.A.
Application Number: 0/43,521
Classifications
Current U.S. Class: D 8/70; D8/70
International Classification: 0805;