Patent
   D330177
Priority
Oct 04 1990
Filed
Oct 04 1990
Issued
Oct 13 1992
Expiry
Oct 13 2006
Assg.orig
Entity
unknown
5
7
n/a
The ornamental design for a ratchet powered wheelchair, as shown and described.

FIG. 1 is a top and front perspective view of a ratchet powered wheelchair showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right side elevational view being a mirror image of that shown;

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

FIG. 6 is a bottom plan view thereof.

Shetter, Jim

Patent Priority Assignee Title
10076456, Feb 19 2016 VELOCHAIR GROUP LLC Mobile chair apparatus comprising foot pedals
11052001, Mar 23 2018 SIMONS, KENNETH A ; VELOCHAIR GROUP LLC Mobile chair apparatus comprising foot pedals
6820885, Feb 15 2002 Wheelchair apparatus
7641210, Aug 29 2007 Hand-driven wheelchair
7677586, Mar 30 2007 Wheelchair drive assembly
Patent Priority Assignee Title
3666292,
3994509, Jan 28 1976 Propulsion means for wheelchairs
4705284, May 20 1986 Brigham Young University Human powered land vehicle
4762332, Jun 17 1986 Byung D., Yim Wheel chair
4811964, Sep 25 1987 Wheelchair propelled by rowing
5007655, Jan 05 1990 Variable speed lever propelled wheelchair
5020815, Oct 17 1989 SCOTT ORTHOTIC LABS, INC , A CORP OF CO Self-propelled, steerable wheelchair
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