| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a power assist device the size of which is made small and the production cost of which is reduced. <P>SOLUTION: A control part 70 of the power assist device 10 forces a clamp part 50 to changeably clamp or unclamp a transmission member 40, so that a movement of a piston 25 is converted into the assist power of moving a conveyance member 40 or the assist power of braking the conveyance member and the work of conveying a work W along a conveying course R can be performed smoothly. <P>COPYRIGHT: (C)2012,JPO&INPIT |
