| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a press-fitting device in which an upper frame is turned to a simple and inexpensive structure. <P>SOLUTION: A strip-shaped steel plate 2 having an attaching part is fixed to a columnar structure 1 by anchor materials provided at an interval in a columnar structure circumferential direction, and a base member 11 of a jack attaching member 13 is detachably attached to the attaching part by bolts 18. One end side of an extendable jack is attached to the jack attaching member 13, and the other end side of the extendable jack is connected to a pressurizing member 25. The jack attaching member 13 is provided with an arm 20 that extends to the side opposite to the pressurizing member 25, and a bearing plate 21 abutted to the columnar structure 1 is provided on the distal end side of the arm 20. <P>COPYRIGHT: (C)2012,JPO&INPIT |
