BACKREST SUPPORT MECHANISM OF CHAIR

摘要

PROBLEM TO BE SOLVED: To provide inexpensively a good comfortableness for a sitting person, not only an adult but also a child by adjusting the depth of the backrest. SOLUTION: In a backrest supporting mechanism 1 of a chair supporting a backrest 2 longitudinally movably and fixably with respect to a seat 10, the backrest 2 is made movable at least within a movement range M from the portion F above the center of the seat 10 to the portion R above the rear end.