Patent ID: 6902337

Claim:
A dentifrice dispensing electrical toothbrush comprising: a. a handle having a motor, a reservoir for storing dentifrice material and a pumping means for pumping dentifrice material from the reservoir; b. a replaceable dual-channel brush head having: i. a platform with top and bottom surfaces and a post which extends from the top surface; ii. a dual-channel neck having a top end connected to said platform, said dual-channel neck having a first flow channel and a first drive-shaft channel housing first drive shaft; iii. a first rotary bristle unit having a side wall with a notch and being freely mounted on said post and driven by the first drive shaft; iv. a second bristle unit attached to said platform having a spout opening in communication with the first flow channel; c. a dual-channel connector extending from the handle having a second flow channel and a second drive-shaft channel housing a second drive shaft, said second drive shaft being connected to the motor and detachably engaged with the first drive shaft, and said second flow channel being detachably engaged with the first flow channel and in communication with the reservoir; d. means for imparting an oscillating motion to the first rotary bristle unit through the engagement of the first drive shaft with the second drive shaft.