Circular hinge

Description

FIG. 1 is a front exploded elevational view of the circular hinge showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D170529 October 1953 Hammerli
174639 March 1876 Parsons
3613150 October 1971 Osborn
Foreign Patent Documents
641913 January 1964 BEX
496940 October 1953 CAX
408724 February 1910 FRX
Patent History
Patent number: D355579
Type: Grant
Filed: Aug 24, 1992
Date of Patent: Feb 21, 1995
Inventor: Brian J. MacDonald (London, Ontario)
Primary Examiner: B. J. Bullock
Attorney: Hugh E. Smith
Application Number: 7/933,938
Classifications
Current U.S. Class: D/8329