The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 26, 2014
Filed:
May. 02, 2011
Georges Driesen, Weilrod, DE;
Michael Schmid, Frankfurt am Main, DE;
Norbert Schaefer, Frankfurt am Main, DE;
Hansjoerg Reick, Cincinnati, OH (US);
Stefan Schamberg, Usingen, DE;
Eva Susanne Thurnay, Frankfurt am Main, DE;
Rory Mcgarry, Frankfurt am Main, DE;
Georges Driesen, Weilrod, DE;
Michael Schmid, Frankfurt am Main, DE;
Norbert Schaefer, Frankfurt am Main, DE;
Hansjoerg Reick, Cincinnati, OH (US);
Stefan Schamberg, Usingen, DE;
Eva Susanne Thurnay, Frankfurt am Main, DE;
Rory McGarry, Frankfurt am Main, DE;
Braun GmbH, Kronberg, DE;
Abstract
A brush head for an electric toothbrush is disclosed. The brush head includes a bristle support having mounting means for the movable mounting of the bristle support and a plurality of bristle tufts arranged on the bristle support in at least one outer ring and one middle ring, the middle ring being nested within the outer ring and having a central area. The outer ring includes outer bristle tufts having an elongated tuft cross-section, which outer bristle tufts are mounted on opposing sides of the outer ring. The middle ring includes at least two middle bristle tufts that each have a cross-section that is smaller than the cross-section of the outer bristle tufts and a central area including at least one bristled section that consists of two center bristle tufts having a cross-section larger than the cross-section of the middle bristle tufts. The center bristle tufts each having an elongated, substantially kidney-shaped form that complement each other so that the bristled section of the central area has an approximately circular, oval or elliptical structure.