Electric toothbrushes

Abstract

A toothbrush has a handle and a head attached to the handle. The head has a top face and a bottom face, wherein the top face comprises a plurality of cleaning members and the bottom face comprises an elastomeric surface. The elastomeric surface forms a hill and wherein the hill comprises a plurality of protrusions.

1 . A toothbrush comprising:
 a handle; and   a head attached to the handle having a top face and a bottom face, wherein the top face comprises a plurality of cleaning members and the bottom face comprises an elastomeric surface, and   
     wherein the elastomeric surface forms a hill and wherein the hill comprises a plurality of protrusions. 
   
   
       2 . The toothbrush of  claim 1 , wherein the cleaning members include a plurality of massaging tips which extend from the top face of the head. 
   
   
       3 . The toothbrush of  claim 2 , wherein the massaging tips are rubber. 
   
   
       4 . The toothbrush of  claim 1 , wherein the handle comprises a motor. 
   
   
       5 . The toothbrush of  claim 4 , wherein the drive mechanism includes a drive mechanism operatively connected to the motor. 
   
   
       6 . The toothbrush of  claim 5 , wherein the drive mechanism includes a shaft configured to impart motion to the cleaning elements. 
   
   
       7 . The toothbrush of  claim 1 , wherein a recess is disposed on the bottom face of the head and the elastomeric surface is disposed, at least in part, in the recess. 
   
   
       8 . The toothbrush of  claim 4 , wherein a recess is disposed on the bottom face of the head and the elastomeric surface is disposed, at least in part, in the recess. 
   
   
       9 . The toothbrush of  claim 8 , wherein the elastomeric surface covers a portion of the drive mechanism. 
   
   
       10 . The toothbrush of  claim 1 , wherein a recess is disposed on the bottom face of the head, wherein the elastomeric surface is disposed, at least in part, in the recess, and wherein the elastomeric surface covers a portion of a drive mechanism.