Bristle for a toothbrush, particularly for an electric toothbrush, and method for its manufacture

US6871373B2 · kind B2 · utility

Assignee

• The Braun Corporation · DE

Inventors

• Georges Driesen · Neu-Anspach, DE
• Ahmet Firatli · Nordenstadt, DE
• Rainer Hans · Bensberg, DE
• Armin Schwarz-Hartmann · Wendelsheim, DE

Key dates

• Filing date: Mar 9, 2001
• Grant date: Mar 29, 2005
• Expiry date: Aug 20, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2973
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

The invention is directed to a bristle for a toothbrush, particularly for an electric toothbrush, and to a method for its manufacture. The bristle is manufactured from a monofilament (5) made of plastic. The bristle has in its cross section at least two zones (6, 7) and at least one point of preferred breaking.