Toothbrush head
OwnerYoshihiro Aoyamainventor
Life of this patent
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Abstract
Provided is a toothbrush head which enables a single toothbrush to cope with any individual user's oral condition. The toothbrush head has bristle bundles, sponge pieces or the like implanted herein as a cleaning element on the bristling surface and contains unbristling areas formed on the bristling surface. Some or all of the bristle bundles are implanted asymmetrically with respect to the major central axis or the minor central axis of the head. The head can contain as separate parts bristling areas having bristle implanted therein and unbristling areas, which are removably attached to the head.
Claims7
A head of a toothbrush having bristle bundles implanted in it on a bristling surface thereof, the head comprising an unbristling area defined on the bristling surface.
A head of a toothbrush having bristle bundles implanted in it on a bristling surface thereof, wherein some or all of the bristle bundles are implanted asymmetrically with respect to a major central axis of the head.
A head of a toothbrush having bristle bundles implanted in it on a bristling surface thereof, wherein some or all of the bristle bundles are implanted asymmetrically with respect to a minor central axis of the head.
A head of a toothbrush comprising as separate parts a bristling area having a bristle bundle implanted therein and an unbristling area, which are removably attached to the head.
Dependencies are inferred from the claim text.