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
Foreign Patent Documents
D170529 | October 1953 | Hammerli |
174639 | March 1876 | Parsons |
3613150 | October 1971 | Osborn |
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
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