| 摘要 |
<p>The powered hand tool (10) has tool spindle (26) that is equipped for receiving a tool (52), and is rotationally driven with gear housing (12) along longitudinal axis. An eccentric drive coupling (34) is outwardly protruded from one end of tool spindle to drive the tool spindle. A balancing mass (56) is arranged outside of gear housing for mass balance of the rotational movement of tool spindle.</p> |
