PROBLEM TO BE SOLVED: To provide a method for easily and securely manufacturing a cylindrical body used for artificial muscle exhibiting uniform performance.SOLUTION: The method for manufacturing the cylindrical body includes the processes of: forming an inner rubber layer by dipping a pattern member into liquid rubber and drying rubber sticking on the surface of the pattern member forming a fiber layer by sticking a plurality of axially extending fibers on an outer peripheral surface of the inner rubber layer forming an outer rubber layer by dipping the pattern member having the fiber layer formed into liquid rubber again.COPYRIGHT: (C)2012,JPO&INPIT【課題】人工筋肉に用いられる筒状体を容易、かつ、均一な性能を発揮し得るものとして確実に製造する方法を提供する。【解決手段】型部材を液状のゴムに浸漬し、型部材の表面に付着したゴムを乾燥させて内側ゴム層を形成する工程と、内側ゴム層の外周面に軸方向に延長する複数の繊維を貼付けて繊維層を形成する工程と、繊維層が形成された型部材を再度液状のゴムに浸漬し、外側ゴム層を形成する工程とを含む態様とした。【選択図】図3
