| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tubular body that can still be bent flexibly even with a fluid still remaining therein while sufficient contraction and durability necessary for an artificial muscle are still maintained, and to provide an artificial muscle with the tubular body, and a method for manufacturing the tubular body. <P>SOLUTION: The tubular body includes: a tubular portion made of an elastic body, and having a bellows structure for expanding and contracting in an axial direction; and a fiber layer extendable in the axial direction along the peaks and troughs of the bellows of the tubular portion. <P>COPYRIGHT: (C)2012,JPO&INPIT |
