Portable heat welding machine

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Description

FIG. 1 is a perspective view of the portable heat welding machine of the present invention.

FIG. 2 is a front elevational view of the portable heat welding machine.

FIG. 3 is a rear elevational view of the portable heat welding machine.

FIG. 4 is a top plan view of the portable heat welding machine.

FIG. 5 is a bottom plan view of the portable heat welding machine.

FIG. 6 is a left end elevational view of the portable heat welding machine; and,

FIG. 7 is a right end elevational view of the portable heat welding machine.

Claims

The ornamental design for a portable heat welding machine, as shown and described.

Referenced Cited
U.S. Patent Documents
2929913 March 1960 Miller
D268185 March 8, 1983 Hirose et al.
D274914 July 31, 1984 Bouman
4484055 November 20, 1984 Haines et al.
4510370 April 9, 1985 Szantho et al.
4656327 April 7, 1987 Wilcox
4924055 May 8, 1990 Nakahigasi et al.
D327694 July 7, 1992 Tanaka
D363298 October 17, 1995 Takemi
6075226 June 13, 2000 Kishbaugh
D456426 April 30, 2002 Boyer et al.
D523044 June 13, 2006 Hartmann
20130098887 April 25, 2013 Henry
20130112711 May 9, 2013 Lind et al.
Patent History
Patent number: D693393
Type: Grant
Filed: Jul 25, 2012
Date of Patent: Nov 12, 2013
Assignee: Miller Weldmaster Corporation (Navarre, OH)
Inventor: Brian D. Henry (North Lawrence, OH)
Primary Examiner: Patricia Palasik
Application Number: 29/428,002
Classifications
Current U.S. Class: Heat Treatment, Welding Or Brazing (D15/144)