Crankshaft grinding machine

Description

FIG. 1 is a front perspective view of a crankshaft grinding machine embodying my new design;

FIG. 2 is a side elevational view thereof as viewed from the right side of FIG. 1;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof as viewed from the side opposite that illustrated in FIG. 2;

FIG. 5 is top plan view thereof; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
2708816 May 1955 Balsiger
2791067 May 1957 Falls
3780474 December 1973 Ota
3878651 April 1975 Nakada et al.
4215962 August 5, 1980 Kreucher
Patent History
Patent number: D287017
Type: Grant
Filed: Aug 2, 1984
Date of Patent: Dec 2, 1986
Assignee: Spencer Wright Industries, Inc. (Chattanooga, TN)
Inventor: Rufus W. Aldridge, Jr. (Huntsville, AL)
Primary Examiner: B. J. Bullock
Attorney: Alan Ruderman
Application Number: 6/637,115
Classifications
Current U.S. Class: Abrading (D15/124)