Mining core chock

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Description

FIG. 1 is a perspective view of the mining core chock looking from above and from right to left.

FIG. 2 is a perspective view of the mining core chock looking from below and from left to right.

FIG. 3 is a front elevation view of FIG. 1.

FIG. 4 is a rear elevation view of FIG. 2.

FIG. 5 is a top plan view of FIGS. 3 or 4;

FIG. 6 is a bottom plan view of FIGS. 3 or 4.

FIG. 7 is a left side view of FIG. 3; and,

FIG. 8 is a right side view of FIG. 3.

Claims

The ornamental design for a mining core chock, as shown and described.

Referenced Cited
U.S. Patent Documents
1576846 March 1926 Pomfret
3858690 January 1975 Facemire
3991579 November 16, 1976 Deffontaine
4041714 August 16, 1977 Allen
4154038 May 15, 1979 Kostecky
4557290 December 10, 1985 Chanal et al.
4688968 August 25, 1987 Fanget
4917219 April 17, 1990 Henry
5681021 October 28, 1997 Noll
6978865 December 27, 2005 Fougere
20070051923 March 8, 2007 Jones
Patent History
Patent number: D557297
Type: Grant
Filed: Mar 22, 2007
Date of Patent: Dec 11, 2007
Inventor: Donald L. Evans (Reno, NV)
Primary Examiner: Gary D. Watson
Assistant Examiner: Patricia Palasik
Attorney: George W. Wasson
Application Number: 29/285,180