Retaining ring for hole

- SMC Corporation
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Description

FIG. 1 shows a front view of a retaining ring for hole showing my new design;

FIG. 2 shows a top view thereof;

FIG. 3 shows a bottom view thereof;

FIG. 4 shows a right side view thereof;

FIG. 5 shows a perspective view thereof; and,

FIG. 6 is a reduced scale perspective view thereof shown with a cylinder tube.

The broken line shown in FIGS. 6 is included for the purpose of illustrating environment and form no part of the claimed design.

Claims

The ornamental design for a retaining ring for hole, as shown and described.

Referenced Cited
U.S. Patent Documents
2544631 March 1951 Brozek et al.
2574034 November 1951 Heimann
2595787 May 1952 Heimann
2895754 July 1959 Wurzel
3469494 September 1969 Frailly
4099444 July 11, 1978 Millheiser et al.
4886408 December 12, 1989 Killian et al.
5197841 March 30, 1993 Tanaka
D487390 March 9, 2004 Tanaka et al.
D540153 April 10, 2007 Tanaka et al.
20050214101 September 29, 2005 Dexter et al.
Patent History
Patent number: D572118
Type: Grant
Filed: May 31, 2007
Date of Patent: Jul 1, 2008
Assignee: SMC Corporation (Chiyoda-ku, Tokyo)
Inventor: Shioto Tokumoto (Tsukubamirai)
Primary Examiner: Holly H Baynham
Attorney: Peter Ganjian
Application Number: 29/288,140
Classifications
Current U.S. Class: D8/354