MULTI-FUNCTIONAL CHAIR CAPABLE OF BEING TRANSFORMED BY THE MOVEMENT OF THE UPPER BODY CENTROID OF A USER

摘要

PURPOSE: A multi-functional chair is provided to be stably lean backward or to be restored to the original position thereof.;CONSTITUTION: A multi-functional chair comprises a seat frame(10), legs(20), a seat back(30), an armrest(40), and a seat frame drive unit(50). The seat frame is able to be made of a hollow tubular member with various cross-sectional shapes or a rod member. A plurality of legs is rotationally combined with the seat frame in the front and rear of the seat frame. The seat back is rotationally combined with the seat frame in the rear of the seat frame. The armrest is rotationally combined with the upper end of the leg and is equipped with a moveable member and a first elastic member.;COPYRIGHT KIPO 2012