Electric toothbrush having spirally arranged bristles

Details Electric toothbrush having spirally arranged bristles Electric toothbrush having spirally arranged bristles

1991-06-04

1992-12-29

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Brushing

15180, A61C 1726, A46B 1302, A46B 904

Patent

active

051739836

ABSTRACT:
A toothbrush includes a bristle holder rotatably mounted on an end portion of a toothbrush handle and driven by an electric motor mounted inside the handle having a plurality of bristles spirally mounted on the bristle holder operatively driven for a rotation of the bristles for rotatably brushing, piercing and removing foods accumulated on teeth surfaces, or in apertures between the neighboring teeth for effectively cleaning a user's teeth.

REFERENCES:
patent: 2093007 (1937-09-01), Chott
patent: 3757419 (1973-09-01), Hopkins
patent: 3802420 (1974-04-01), Moffat et al.
patent: 3848336 (1974-11-01), Copeland
patent: 4827552 (1989-05-01), Bojar et al.

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