Knee support hinge

Description

FIG. 1 is a perspective view of a first embodiment of a knee support hinge showing my new design;

FIG. 2 is a right side elevational view of the knee support hinge shown in FIG. 1;

FIG. 3 is a front elevational view of the knee support hinge shown in FIG. 1;

FIG. 4 is a left side elevational view of the knee support hinge shown in FIG. 1;

FIG. 5 is a rear elevational view of the knee support hinge shown in FIG. 1;

FIG. 6 is a top plan view of the knee support hinge shown in FIG. 1, the bottom plan view being a mirror image thereof;

FIG. 7 is a perspective view of a second embodiment of a knee support hinge showing my new design;

FIG. 8 is a right side elevational view of the knee support hinge shown in FIG. 7;

FIG. 9 is a front elevational view of the knee support hinge shown in FIG. 7;

FIG. 10 is a left side elevational view of the knee support hinge shown in FIG. 7;

FIG. 11 is a rear elevational view of the knee support hinge shown in FIG. 7; and

FIG. 12 is a top plan view of the knee support hinge shown in FIG. 7, the bottom plan view being a mirror image thereof.

Referenced Cited
U.S. Patent Documents
817785 April 1906 Kritsch
1228113 May 1917 Hinson
1365532 January 1921 Mountain
2144641 January 1938 Snyder
3817244 June 1974 Taylor
4064874 December 27, 1977 Valin
4088130 May 9, 1978 Applegate
4252111 February 24, 1981 Chao et al.
4370977 February 1, 1983 Mauldin et al.
Patent History
Patent number: D291596
Type: Grant
Filed: Aug 9, 1984
Date of Patent: Aug 25, 1987
Inventor: Garnett E. Detty (King of Prussia)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Law Firm: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.
Application Number: 6/639,281
Classifications
Current U.S. Class: D24/64