Patent ID: 7360270
Filing Date: 2008-04-22
Classification: A46B

Abstract:
1. A toothbrush comprising a handle, a head secured to said handle and dimensioned for use in the oral cavity, said head being in the form of a base having an upstanding wall to create a peripheral frame around an outer edge of said head, a thin resilient membrane being an elastomeric material, the membrane having a circumferential periphery conforming to a shape of the peripheral frame, the membrane being mounted directly to said frame by affixing the circumferential periphery of the membrane to said frame to create an interior cavity between said membrane and said base and said wall, the wall having a mounting surface for receiving and securing the circumferential periphery of the membrane to an interior portion of the frame and for enclosing the cavity within the head, said membrane having an initial condition of non-use, said membrane in said initial condition being convex to have an original dome-like shape, at least one tooth cleaning element on said membrane extending away from the head, and said membrane being capable of flexing to alter said original shape during use of said toothbrush and then recovering to said original shape randomly during use of said toothbrush; wherein a section of the head of the toothbrush includes powered cleaning elements and the powered cleaning elements are disposed at the tip end of the head and the membrane is disposed proximate to the handle.