| 摘要 |
<p>The machine tool with a revolving spindle, incorporates a flywheel driven by the spindle drive shaft. At least one flywheel is drivable by at least one roller via an intermediate connection, the roller running against at least one further roller, which is fitted on the spindle drive shaft. A device is provided for application or withdrawal of the drive at choice, formed by rollers running against each other. The flywheel is fitted on a shaft which comprises a roller which in turn rung against another roller. This latter roller is of one-piece construction with the spindle. They flywheel shaft is fitted on bearings which are in an eccentric bush which, in turn, is operable for selective application or withdrawal of the rollers by a cam.</p> |
