Patent ID: 6089584
Filing Date: 2000-07-18
Classification: A61G

Abstract:
A rolling frame to hold a chair comprising:a rectangular wooden frame having a front end, a rear end, two sides, and a bottom;a pair of horizontal bottom boards arranged in parallel to form the two sides of the frame;a horizontal front crosspiece board and a horizontal rear crosspiece board underneath the pair of horizontal bottom boards, joining the pair of horizontal bottom boards for supporting the chair and defining a central space;a pair of boards with rounded tops positioned vertically on each of the two sides of the frame at the corners of the front end and attached to the horizontal front crosspiece board;a pair of vertical quarter circle boards with its straight edges of each board attached to the horizontal front crosspiece board and to the vertical boards with rounded tops;a footrest board positioned between the quarter circle boards and the horizontal bottom boards rests on the front crosspiece;a pair of swiveling caster wheels with each wheel positioned in a front portion, on a bottom surface thereof, and at corners of the footrest board;a pair of vertical rectangular rear side boards with its bottom edges attached to the bottom boards;a rear crosspiece board attached to a rear portion of each rear side board and to the bottom board for reinforcement;a pair of rear hand wheels, each wheel mounted on an axle, and each wheel comprising a larger diameter rubber tire and a smaller diameter hand wheel ring, each rear hand wheel attached by the axle to each rear side board; anda hand brake element proximate each rubber tire located on a horizontal metal strap attached between each front side board and rear side board;whereby a chair can be carried by the rolling frame and maneuvered by a sitting occupant.