Patent ID: 6685271
Filing Date: 2004-02-03
Classification: A47C

Abstract:
A chair support device comprising:a base including a front portion and a lower portion, a frame including a rear portion pivotally secured to said front portion of said base with a pivot axle, and movable relative to said base between a downward folding position and a working position, a foot pedal slidably supported on said frame and movable forwardly and rearwardly relative to said frame, and means for rotating said frame between said downward folding position and said working position, to move said foot pedal forwardly relative to said frame when said frame is rotated toward said working position, and to move said foot pedal rearwardly relative to said frame when said frame is rotated toward said downward folding position, said rotating means further including a lever having a first end pivotally secured to said base and having a second end, and means for coupling said lever to said foot pedal, said coupling means including a link having a middle portion pivotally secured to said base, and having a first end pivotally secured to said second end of said lever, and having a second end coupled to said foot pedal.