Retaining ring for hole

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

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

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Inventors:	Tokumoto; Shioto (Tsukubamirai, JP)
Assignee:	SMC Corporation (Chiyoda-ku, Tokyo, JP)
Appl. No.:	D/288,140
Filed:	May 31, 2007

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Foreign Application Priority Data

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Dec 5, 2006 [JP]			2006-033583

Current U.S. Class:	D8/354
Current International Class:	0805
Field of Search:	;D8/354 ;411/517-518,520-522

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References Cited [Referenced By]

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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 1978	Millheiser et al.
4886408	December 1989	Killian et al.
5197841	March 1993	Tanaka
D487390	March 2004	Tanaka et al.
D540153	April 2007	Tanaka et al.
2005/0214101	September 2005	Dexter et al.

Primary Examiner: Baynham; Holly H
Attorney, Agent or Firm: Ganjian; Peter