Trisa Holding Ag

Patrik Steinmann

Walter Hess

A toothbrush includes a handle and a bristle-carrying head part, which are connected to each other by a neck part, the head part having a multiplicity of tufts of bristles consisting of bristles. An anchor is oriented at right angles to the longitudinal axis. Two or more tufts of bristles have a bristle tuft half with bristle ends standing up higher in relation to the bristle ends of the other bristle tuft half.

Toothbrush comprising asymmetrically oriented tufts of bristles

The invention concerns a toothbrush with a handle and a bristle-carrying head part, which are connected to each other by a neck part, the head part having a multiplicity of tufts of bristles consisting of bristles. An anchor is oriented at right angles to the longitudinal axis. Two or more tufts of bristles have a bristle tuft half with bristle ends standing up higher in relation to the bristle ends of the other bristle tuft half.

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Neuenkirch, Switzerland

Patrik Steinmann