| 摘要 |
PROBLEM TO BE SOLVED: To facilitate attachment/detachment work of a fixing device and reduce a load of the attachment/detachment work conducted by a worker.SOLUTION: A fixing device 1 comprises: a cylinder 2 provided with a piston 3 capable of pressurizing a taper sleeve T; a cylindrical spring cover 4 connected with the cylinder 2; and a spring 5 provided in the spring cover 4. A storage hole 2a which stores the piston 3 so that the piston 3 may move in an axis center direction is provided in the cylinder 2. The spring 5 is disposed between the piston 3 and the spring cover 4 and applies a spring force to the piston 3 in a direction that the piston 3 returns. |
