| 摘要 |
PURPOSE:To enable a mover to be moved between both guides regardless of a space between the both guides, by providing a movable guide, with joint members for jointing mover guides to the movable guide shifted to positions connected to the mover guides. CONSTITUTION:By the working of a motor, a movable guide A1 fitted on a rotary shaft 9 is operated to be shifted to positions connected to respective mover guides A. The end section of the movable guide A1 is provided with joint members 17 for jointing the mover guides A to the movable guide A1 shifted to positions connected to the mover guides A, and the joint members 17 are made to slide into concealed positions while the movable guide A1 is moved.
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