| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rotation device and the like that rotates a work-piece without causing an axis deviation. <P>SOLUTION: The rotation device 59 includes a rotation unit 11 having a roller 13 that rotates a work-piece 71 while contacting the surface of the work-piece 71; a spring 31 for pressing the rotation unit 11 to the work-piece 71; and an axis deviation prevention unit for preventing the axis deviation of the work-piece 71 caused by the pressure of the spring 31. <P>COPYRIGHT: (C)2012,JPO&INPIT |
