Patent ID: 6220772
Filing Date: 2001-04-24
Classification: A61C

Abstract:
A pump for use in a fluid delivery system for a power toothbrush, comprising:a pump member for moving fluid provided thereto to a dispensing member located in a brushhead portion of the toothbrush, the pump member being adapted for location in the brushhead portion of the toothbrush, wherein the pump member includes a pump bore chamber having an inlet end and a discharge end and a piston member which moves within the chamber between the inlet and discharge ends in response to movement of the brushhead during operation of the toothbrush, wherein fluid entering the pump bore chamber at the inlet end moves therealong under the action of the piston member and out the discharge end thereof, the pump member further including a fluid exit channel portion which extends away from the pump bore chamber at the discharge end thereof, the exit channel portion adapted to be connected to said dispensing member.