How it works: electric toothbrush for dummies

Electric toothbrush for dummies View more presentations from Elisa Bagein . On the last slide there's a video, who's a summary...

The brush itself works on DC, that's because the battery transmits DC line. They also use a DC motor in the toothbrush, because a DC mot...

To make the brushhead oscillate, there's a mechanism inside the brush that converts the horizontal movement into the vertical movement o...

The cam and gears convert the rotating movement from the motor into a oscillating movement. Here you can find some pictures of the gearbox....

Inside the toothbrush is an DC-motor used to convert electric flux into a mechanical motion. How does a DC motor work?

The electric toothbrush uses a rechargeable battery.  Advantages rechargeable battery: -  Most batteries run low rather quickly and y ...