Spring support for ski seat or similar article

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Description

FIG. 1 is a perspective view of a spring support for ski seat or similar article showing our new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines showing a ski and a seat in the drawings represent environment only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D133351 August 1942 Schlappritzi
D146626 April 1947 Turner
D157137 February 1950 Foster
D162423 March 1951 Kotchan
D184499 February 1959 Van Slooten
D205297 July 1966 Cohen
D223267 April 1972 Molzen et al.
D228717 October 1973 Kramer
D232164 July 1974 Bemis, II et al.
2460815 February 1949 Dunkel
3190668 June 1965 Husak
3297334 December 1965 Jenks
3744811 July 1973 Johnston
4199162 April 22, 1980 Joy
4310169 January 12, 1982 Brough
Foreign Patent Documents
811624 April 1969 CAX
389420 July 1965 CHX
568183 October 1974 CHX
Patent History
Patent number: D325765
Type: Grant
Filed: Apr 9, 1990
Date of Patent: Apr 28, 1992
Inventors: Kenneth R. Grantz (Jenison, MI), Richard A. Kwekel (Wyoming, MI), Christopher A. Kwekel (Wyoming, MI)
Primary Examiner: Charles A. Rademaker
Law Firm: Varnum, Riddering, Schmidt & Howlett
Application Number: 7/507,292
Classifications
Current U.S. Class: D21/230