Electric toothbrush

Details Electric toothbrush Electric toothbrush

A - Human Necessities

61

C

A61C 17/34 (2006.01)

Patent

CA 2226181

Electric toothbrush with a handle (1), a brush head (2) and a shank (3) which connects the handle to the brush head, and with a rotary motor (4) arranged in the handle which drives an unbalanced mass (5). According to the invention the unbalanced mass (5) driven by the motor (4) is supported on one side or on both sides in the shank (3) close to the brush head (2) and is driven via an extended drive shaft, preferably an intermediate shaft (6), by the motor (4).

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