Toothbrush
AssigneeTochigi Seiko Co., Ltd.
InventorYonesaburo Kawashima
Life of this patent
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Abstract
A toothbrush having a plurality of bristles supported on a bristle supporting portion of the toothbrush, wherein at least one resilient projecting element encapsulating a permanent magnet in the tip end portion thereof is supported on the bristle supporting portion. The height of the projecting element is somewhat lower than that of the bristles.
Claims2
In a toothbrush having a plurality of bristles supported on a bristle supporting portion of the toothbrush, at least one resilient projecting element being supported on the bristle supporting portion with the height thereof being somewhat lower than that of the bristles, a permanent magnet being encapsulated in the tip end portion of the projecting element, said projecting element comprising a hollow synthetic resin tube supporting the permanent magnet at the tip thereof, and an elongated synthetic resin piece having a hardness greater than the hardness of the synthetic resin tube and disposed inside the tube at the base thereof.
Dependencies are inferred from the claim text.