Patent · US Active

Toothbrush, toothbrush head and tooth cleaning bristle

US8453288B2 · kind B2 · utility

19Cited by

14References

10Claims

0Family size

Assignee

The Braun Corporation · DE

Inventors

Georges Driesen · Neu-Anspach, DE
Ivo Kunath · Chur, CH
Ulrich Störkel · Bad Nauheim, DE
Michael Schmid · Bern, CH

Key dates

Filing date	Jun 15, 2007
Grant date	Jun 4, 2013
Priority date	—
Expiry date	Sep 1, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2973
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a tooth cleaning bristle, which is configured as a monofilament and has a outer surface having a contour that is structured preferably in the shape of a longitudinal flute and that has projections and depressions, alternating in the peripheral direction. The invention further relates to a toothbrush head having a bristle holder to which at least one such tooth cleaning bristle is fastened, and finally to a preferably electric toothbrush having such a toothbrush head.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.