초록 ▼

An improved wheelchair formed of a frame, two pairs of support wheels for the frame, and a seat portion rockably connected to the frame and normally maintained in a generally horizontal alignment when the chair is unoccupied by bias springs that permit the seat to rock about its rockable connection

An improved wheelchair formed of a frame, two pairs of support wheels for the frame, and a seat portion rockably connected to the frame and normally maintained in a generally horizontal alignment when the chair is unoccupied by bias springs that permit the seat to rock about its rockable connection while the frame and wheels of the chair are completely stationary.

대표청구항 ▼

An improved wheelchair that permits a user to rock while seated in the chair, said wheelchair comprising: (a) a frame formed of spaced apart rigid side members connected together by cross braces, each of said side members including upper and lower tubular members; (b) a pair of main wheels connected

An improved wheelchair that permits a user to rock while seated in the chair, said wheelchair comprising: (a) a frame formed of spaced apart rigid side members connected together by cross braces, each of said side members including upper and lower tubular members; (b) a pair of main wheels connected with said frame and at leat one of which serves as a driving wheel for the chair; (c) at least one caster wheel pivotally connected with said frame; (d) a seat portion having opposite tubular support members that are pivotally connected to said upper tubular members of said frame side members; (e) bias means to normally maintain said seat portion in a desired alignment when the chair is unoccupied and to permit the seat to yieldably rock about its pivotable connection with said frame.