发明名称 CHAIR WHICH IS USED IN WAIST ENHANCEMENT
摘要 A chair for enhancing a waist strength is disclosed, which can be easily used by anybody for thereby exercising waist, pelvis and belly muscles. The chair for a waist exercise comprises a seat which has a circular plate for stably supporting a user's hips, and a receptacle which is vertically extended in a downward direction from a lower side of the circular plate; a cylindrical connection unit which has an upper end inserted into the receptacle of the lower side of the seat and a certain absorbing force with respect to a pressure when the vertical weight of the seat is applied, with the length of the same being adjustable for thereby adjusting the height of the seat; and a support unit which has an upper side engaged at the lower side of the connection unit and is provided with a plurality of legs which are extended in a perpendicular direction.
申请公布号 US2009058156(A1) 申请公布日期 2009.03.05
申请号 US20070282846 申请日期 2007.03.13
申请人 GANG SUNG GIL 发明人 GANG SUNG GIL
分类号 A47C1/00 主分类号 A47C1/00
代理机构 代理人
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