| 摘要 |
In the electric toothbrush, a gearwheel (9), driven by a motor (13), is arranged transversely to the toothbrush axis (4). At one end face, the gearwheel (9) has an eccentric pin (14), on which a sliding block (15) is seated which engages in a receptacle (16) of a link (17). Said link (17) is fixedly connected to the toothbrush axis (4). …<??>Due to the circular motion of the eccentric pin (14), the link is moved up and down and, at the same time, tilted to one side or the other alternately so that the toothbrush axis (4) executes a corresponding movement. …<IMAGE>… |
