Patent ID: 7979939

Claim:
An electric toothbrush, comprising: a handle; a first means that is arranged within or on the handle that emits electromagnetic wave energy when the first means is energized; a brush attachment that couples to the handle, the brush attachment comprising: a bristle section; an electric element located in the brush attachment; and a second means that is arranged within or on the brush attachment that receives electromagnetic wave energy emitted by the first means when the brush attachment is coupled to the handle and wherein the second means powers the electric element; an electric motor arranged within the handle; a battery that powers the electric motor, the battery being arranged within the handle; a shaft having a first end operatively connected to the motor and a second end that operatively connects to the brush attachment when the brush attachment is coupled to the handle, wherein the electric motor oscillates the bristle section when the electric motor is energized; and an electronic control device disposed in the handle that controls the electric motor.