Welding transformer

- ROMAN MANUFACTURING, INC.

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Description

FIG. 1 is a perspective view of a first embodiment of the welding transformer;

FIG. 2 is a first end view thereof;

FIG. 3 is a second end view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of a second embodiment of the welding transformer;

FIG. 9 is a first end view thereof;

FIG. 10 is a second end view thereof;

FIG. 11 is a first side view thereof;

FIG. 12 is a second side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines in the drawings depict unclaimed environmental subject matter.

The broken away symbols in the drawings indicate that any portion of the article beyond what is shown forms no part of the claimed design.

Claims

The ornamental design for a welding transformer, as shown and described.

Referenced Cited
U.S. Patent Documents
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4885453 December 5, 1989 Martin
D388903 January 6, 1998 Kelsey
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D393096 March 31, 1998 Duenkelsbuehler
D416030 November 2, 1999 Weller
D550731 September 11, 2007 Ishihara
D558803 January 1, 2008 Gisler
D621430 August 10, 2010 Christen
D642604 August 2, 2011 Rohrer
D752665 March 29, 2016 Kindig
20110014593 January 20, 2011 Kumar
20130228556 September 5, 2013 Segala
20140251961 September 11, 2014 Karagoulis et al.
Patent History
Patent number: D791847
Type: Grant
Filed: Jan 29, 2015
Date of Patent: Jul 11, 2017
Assignee: ROMAN MANUFACTURING, INC. (Grand Rapids, MI)
Inventors: Donald B. DeCorte (Hudsonville, MI), Mark B. Siehling (Walker, MI)
Primary Examiner: Patricia Palasik
Application Number: 29/516,071
Classifications