Grinding wheel

- Gerd Eisenblaetter GmbH
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Description

FIG. 1 is a perspective top view of a grinding wheel with a concentric thread opening; and,

FIG. 2 is a perspective bottom view of the grinding wheel of FIG. 1 having a ring of lamellar grinding segments.

Claims

The ornamental design for a grinding wheel, as shown and described.

Referenced Cited
U.S. Patent Documents
1651217 November 1927 Milne
2179740 November 1939 Harris
2820746 January 1958 Keeleric
3068618 December 1962 Lamesch
3299584 January 1967 Landis
3889430 June 1975 Scandaletos
4821617 April 18, 1989 Fjelkner et al.
5876274 March 2, 1999 Hariu
6196911 March 6, 2001 Preston et al.
6277017 August 21, 2001 Ji
6582289 June 24, 2003 Eisenberg
Patent History
Patent number: D498486
Type: Grant
Filed: Feb 7, 2003
Date of Patent: Nov 16, 2004
Assignee: Gerd Eisenblaetter GmbH (Geretsried)
Inventor: Gerd Eisenblaetter (Geretsried)
Primary Examiner: Antoine D. Davis
Attorney, Agent or Law Firm: Baker & Hostetler LLP
Application Number: 29/175,577
Classifications
Current U.S. Class: Element Or Attachment (D15/126)
International Classification: 1509;