Toothbrush head

摘要

A toothbrush head having a top surface and a bottom surface opposite the top surface is described herein. The head has a first portion, a second portion, and an opening between the first portion and the second portion. The opening extends from the top surface to the bottom surface. A first plurality of contact elements are positioned on the first portion and the second portion. A second plurality of contact elements are positioned on the first portion and the second portion. Each of the second plurality of contact elements has an elastomer.

主权项

1. A toothbrush head comprising:
a free end, a neck, and a top surface with an opening having three or more sides and an entrance in a top surface of the head, wherein the opening has an upper portion disposed adjacent the top surface and a lower portion spaced from the top surface, wherein the upper portion of the opening has a depth which is smaller than the depth of the lower portion of the opening and wherein the upper portion has at least one side that flares away from the opening; a first bristle tuft extending from the top surface of the head and adjacent to the free end of the head wherein the first bristle tuft gets relatively shorter in a direction towards the neck and an elastomeric tooth cleaning element extending from the opening and having a base portion and a rectangular shaped cleaning portion the cleaning portion extending from the top surface of the head, wherein the elastomeric tooth cleaning element being fixed to the head such that the tooth cleaning element pivots and does not rotate; and wherein the base portion comprises a first section and a second section, wherein the second section resides in the lower section of the opening, and wherein the first section is smaller in an X and Y dimension than the second section; a plurality of second bristle tufts extending from the top surface of the head having a length that is less than the length of the elastomeric element; wherein the opening and the elastomeric tooth cleaning element are located adjacent a perimeter of the head such that a tip of the cleaning portion does not extend beyond an outside edge of the head.