| 摘要 |
PURPOSE: A vice is provided to be smoothly operated as friction resistances caused by contacting between a slider and a vice screw are decreased while the vice screw point-contacts with the slider by a fixing washer and a trust bearing. CONSTITUTION: A vice comprises a slider(2) and a trust bearing(7). The bearing insertion hole(4) is stepped in an inlet of a vice screw insertion hole(3). The trust bearing is supported by a bearing placing piece(6), and inserted into the bearing insertion hole. |
