Patent ID: 6735804
Filing Date: 2004-05-18
Classification: A61C,Y10S

Abstract:
A bristle disk for an electric toothbrush comprising:a bristle carrier; and a plurality of bristles arranged in at least three groups of tufts, said tufts extending from said bristle carrier, some of said tufts being a first group of tufts, said first group of tufts being disposed in an outer row on said bristle carrier, said first group of tufts being of the same height; others of said tufts being a second group of tufts, said second group of tufts forming a middle row on said bristle carrier, said second group of tufts alternating between tufts with bristles of the same height and tufts with bristles of differing height wherein said tufts with bristles of differing height form an inward incline; and still others of said tufts being a third group of tufts, said third group of tufts located about at a center point of said bristle carrier, said third group of tufts having bristles with differing height and forming a point.