| 摘要 |
<P>PROBLEM TO BE SOLVED: To lock the turn of a working machine mounted to a working vehicle by utilizing an existing bolt fastening part of a swing bearing while avoiding the run-out of the outer periphery of the swing bearing to the outside. <P>SOLUTION: On one of a fixed side and a movable side of the swing bearing 3, a lock member 41 is provided movably up and down at a position not running out of the outer periphery of the swing bearing 3. The lock member 41 can be locked and unlocked vertically to/from the swing bearing fastening bolt fastening part provided at the other of the fixed side and the movable side of the swing bearing 3. Thus, the whole turn lock device can be installed at a position not running out of the outer periphery of the swing bearing 3 (to secure a wider usable space), and the existing swing bearing fastening bolt fastening part can be utilized as a locked part to the turn lock device. <P>COPYRIGHT: (C)2012,JPO&INPIT |
