US Patent 7320502 Kneel chair

A two-part cushioned chair comprising a knee cushion and a sling seat supports the occupant in a combined kneeling and sitting position. Both components are supported by a frame that includes a contoured top surface which holds the knee cushion. The cushion is angled downward in the front and is composed of multiple foam layers covered with canvas. Upwardly-extending side rails are adjustably secured to the sides of the frame and support the sling-type seat which in use is positioned behind the occupant's knees. The sling seat is attached to the outer sides of each side rail being secured by a dowel rod stop on one side and a releasable Velcro®-type attachment on the opposite side.