Crawler track shoe

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a mining machine that includes a crawler track shoe according to one construction.

FIG. 2 is a perspective view of the crawler track shoe of FIG. 1.

FIG. 3 is a perspective, top, right side view of the crawler track shoe of FIG. 1.

FIG. 4 is a top view of the crawler track shoe of FIG. 1.

FIG. 5 is a bottom view of the crawler track shoe of FIG. 1.

FIG. 6 is a left side view of the crawler track shoe of FIG. 1.

FIG. 7 is a right side view of the crawler track shoe of FIG. 1.

FIG. 8 is a rear view of the crawler track shoe of FIG. 1; and,

FIG. 9 is a front view of the crawler track shoe of FIG. 1.

The elements shown in broken lines are included for the purpose of illustrating environment and form no part of the claimed design.

Claims

We claim the ornamental design for a crawler track shoe, as shown and described.

Referenced Cited
U.S. Patent Documents
2452921 November 1948 Gillespie
3053579 September 1962 Trudeau
3165364 January 1965 Hardman et al.
3307882 March 1967 McFayden
3601212 August 1971 Peterson et al.
3721476 March 1973 Andersson
4139240 February 13, 1979 Profio et al.
4175797 November 27, 1979 Krekeler
4278301 July 14, 1981 Gregor et al.
4425007 January 10, 1984 Soeteber
4673050 June 16, 1987 Zschocke
6017103 January 25, 2000 Villard
6543863 April 8, 2003 Hannan
D484149 December 23, 2003 Hannan
6659573 December 9, 2003 Knecht
D496051 September 14, 2004 Yoshida
6820948 November 23, 2004 Katoh
6929335 August 16, 2005 Colwell et al.
7410225 August 12, 2008 Marzetta et al.
D588167 March 10, 2009 Shimozono
D588168 March 10, 2009 Shimozono
7530650 May 12, 2009 Hannan et al.
7703863 April 27, 2010 Koolhiran
D618255 June 22, 2010 Abiko
7854483 December 21, 2010 Bordini
7866767 January 11, 2011 Lemaire et al.
D655724 March 13, 2012 Shimozono
8272701 September 25, 2012 Mulligan
20110221266 September 15, 2011 Bonnetain et al.
20130313891 November 28, 2013 O'Neill
Foreign Patent Documents
2003100265 August 2003 AU
Patent History
Patent number: D748153
Type: Grant
Filed: May 22, 2014
Date of Patent: Jan 26, 2016
Assignee: Harnischfeger Technologies, Inc. (Wilmington, DE)
Inventors: Joseph J. Colwell (Hubertus, WI), Ken Wheeler (West Bend, WI)
Primary Examiner: Mark Goodwin
Application Number: 29/491,637
Classifications