Toothbrush with movable bundles of bristles

Details Toothbrush with movable bundles of bristles Toothbrush with movable bundles of bristles

1995-12-20

1996-08-20

Scherbel, David

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

15201, A46B 908

Patent

active

055466265

ABSTRACT:
A toothbrush wherein a plurality of tubular bristle holders are sleeved onto respective upright pins inside the head of the toothbrush and supported on a respective spring to hold a respective bundles of bristles outside a respective hole at the top of the head of the toothbrush so that each tubular bristle holder is rotated downwards along a spiral groove around the respective upright pin when the respective bundle of bristles is depressed by the teeth, or rotated upwards when the respective bundle of bristles is released from the teeth.

REFERENCES:
patent: 1415760 (1922-05-01), Alles
patent: 3386118 (1968-06-01), Morioku et al.
patent: 4783869 (1988-11-01), Lee
patent: 5068939 (1991-12-01), Holland
patent: 5070567 (1991-12-01), Holland
patent: 5138734 (1992-08-01), Chung
patent: 5184368 (1993-02-01), Holland

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