Grinding wheel

Description

FIG. 1 is a top plan view of a grinding wheel showing our new design;

FIG. 2 is an elevational view, the article being the same throughout in appearance;

FIG. 3 is a bottom plan view; and

FIG. 4 is a cross-sectional view of line 4--4 of FIG. 1 thereof.

Referenced Cited
U.S. Patent Documents
4059 May 1870 Fraziers
D284969 August 5, 1986 Olousson
D285694 September 16, 1986 Olousson
D285930 September 30, 1986 Olousson
2250580 July 1941 Gregory
3204371 September 1965 Booth
4015371 April 5, 1977 Grayston
4683681 August 4, 1987 Russ, III
Patent History
Patent number: D324525
Type: Grant
Filed: Mar 29, 1989
Date of Patent: Mar 10, 1992
Assignee: Radiac Abrasives, Inc. (Salem, IL)
Inventors: John A. Baker (Jenkintown, PA), David Carlson (Alma, IL), Richard S. Meyer (Salem, IL), Edwin F. Sharpe, III (Salem, IL)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Antoine D. Davis
Law Firm: Fishman, Dionne & Cantor
Application Number: 7/330,356
Classifications
Current U.S. Class: Element Or Attachment (D15/126)