Caster wheel

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Description

FIG. 1 is a top, front and right side perspective view of a caster wheel showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D220938 June 1971 Harlong
D240399 July 1976 Crescenzi et al.
D288286 February 17, 1987 Screen
D288287 February 17, 1987 Screen
D296300 June 21, 1988 Doyle et al.
D308161 May 29, 1990 Daniels
D310622 September 18, 1990 Screen
D313342 January 1, 1991 Screen
4773122 September 27, 1988 Wilcox
Other references
  • International Designs Bulletin; Aug. 1982; pp. 1342-1343.
Patent History
Patent number: D329011
Type: Grant
Filed: Mar 8, 1990
Date of Patent: Sep 1, 1992
Assignee: Tente-Rollen GmbH & Co. (Wermelskirchen)
Inventor: Wolfgang Block (Schwelm)
Primary Examiner: Horace B. Fay, Jr.
Attorney: Martin A. Farber
Application Number: 7/491,469
Classifications
Current U.S. Class: D/8375