Caster wheel

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Description

FIG. 1 is a perspective view of the caster wheel embodying the invention;

FIG. 2 is a front view thereof (the top, bottom and rear views being a mirror image); and,

FIG. 3 is a side view thereof (the outer side being a mirror image).

The broken line showing of a wheel brace is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D308815 June 26, 1990 Caruso et al.
1855315 April 1932 Schacht
1902726 March 1933 Schacht
4144617 March 20, 1979 McCarroll
4206716 June 10, 1980 Anderson
4217944 August 19, 1980 Pascal
4248453 February 3, 1981 Stark
4283810 August 18, 1981 Demrick
4295256 October 20, 1981 Pascal
4327462 May 4, 1982 Eggleston
4399586 August 23, 1983 McCarroll
4649595 March 17, 1987 Shane
4722115 February 2, 1988 Yang
4911269 March 27, 1990 Perl
5068943 December 3, 1991 Estkowski et al.
5226739 July 13, 1993 Estkowski et al.
5230571 July 27, 1993 Estkowski et al.
5415252 May 16, 1995 Estkowski
Foreign Patent Documents
1202456 April 1986 CAX
Other references
  • P.J. Catalog, p. 25, caster wheel located at right of page, Apr. 1986. P.J. Catalog, p. 23, caster wheel located at right of page, Apr. 1986. Colson Catalog, p. 10, caster circled at left of page, Jun. 1988. Saginau, p. 7, caster wheel item a located at top left of page, Mar. 1985.
Patent History
Patent number: D392552
Type: Grant
Filed: Aug 9, 1996
Date of Patent: Mar 24, 1998
Assignee: Shepherd Hardware Products, Inc. (Three Oaks, MI)
Inventor: Michael D. Miskill (St. Joseph, MI)
Primary Examiner: Holly Baynham
Law Firm: Lee, Mann, Smith, McWilliams, Sweeney & Ohlson
Application Number: 0/58,249
Classifications
Current U.S. Class: D/2375
International Classification: 0805;