Toothbrush having integral dentifrice dispenser

摘要

A brush head and a cylinder filled with dentifrice, within the chamber. A dial is rotated, relative to the cylinder, a piston is enabled to push dentifrice through to the brush head channel. Dentifrice is then forced between a series of arranged bristles, seated in angular degree, around the exiting bore. These bristle expand toward a vertical position, acting as a guide to direct the moving dentifrice atop of the remaining brush head bristles. The cylinder can be refilled.

主权项

1. A dynamic toothbrush with integral dentifrice dispenser comprising:
a) a replaceable cylinder, having an open top, and a bottom, an inner diameter, and an innermost lower end within said replaceable cylinder, the open top of said cylinder also having a shape having a stepped lower portion having a diameter, and an upper portion having a cylindrical form having a conical top portion wherein the cylindrical form having a narrower diameter that that of said stepped lower portion; b) a replaceable brush head unit having a defined plurality of bristles, threadably attached to said cylinder, said plurality of bristles having at least one defined structure, said brush head having a channel in operable communication with a quantity of dentifrice placed in said cylinder; c) a means for dispensing dentifrice installed in said cylinder, said means having a splined and grooved dial, a threaded feed rod, attached to said grooved dial and extending upwardly therefrom through said replaceable cylinder, and a piston having a shape having a stepped base having a diameter equal the inner diameter of said replaceable cylinder and an upper portion having a cylindrical body having a diameter smaller than that of said stepped base and a top having a conical form such that the shape of said piston conforming to the shape of the top of the replicable cylinder, said piston also having an open interior such that said threaded feed rod extends through said piston, and further wherein said piston is in operable communication with said quantity of dentifrice; d) wherein said splined and grooved dial has a raised rim, which seats within the innermost lower end of said cylinder.