MULTIFUNCTIONAL OFFICE CHAIR WITH FUNCTION PROTECTING WRIST AND SPINE

摘要

An office chair comprises a lower support body (4), wheels (3), a backrest (20), a seating unit (30), and a top support shaft (5). The backrest (20) is divided into six pieces, and a change of spine can be observed from each part. A wrist support is connected to an armrest (40). A horizontal spring (32) and a vertical spring (33) are installed inside the seating unit (30).;COPYRIGHT KIPO 2014