| 摘要 |
<p>The dental device comprises a switching unit (10) which comprises an electronic unit (11). The electronic unit comprises a control unit (12). The switching unit triggers the activating and deactivating processes. A relay unit (13) is provided to control the voltage during activation and deactivation processes. The control unit prevents an independent switching. The switching unit is located on an inward aligned side (14) of a housing surface (15) of the dental device. An independent claim is included for a method for preventing an independent switching of a dental device.</p> |
