Dispense fluid-replenishment system for an electric toothbrush

摘要

(57) [summary] fluid delivery / replenishment system includes a fluid reservoir of 1 times for drug or dentifrice in the head portion of a detachable electric toothbrush from rest of the electric toothbrush. Pumping elements are arranged in the brush head, arranged to move to a dispensing valve disposed in the brush head from the reservoir fluid by the movement of the reciprocating brush head during operation. And has an end which is normally closed, dispensing valve opens at a pressure of fluid from the pump it. Refill assembly is separate from the toothbrush, configured to fit the top of the toothbrush. The pump is used to deliver fluid to the hair in the electric toothbrush. Pump includes a piston ball disposed therein a pump chamber. The pump includes a fluid outlet channel connecting to the opening of the brush head dispensing valve is arranged the outlet end of the pump chamber.