Powered toothbrush

Details Powered toothbrush Powered toothbrush

1993-06-11

1994-08-23

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Brushing

A61C 1730

Patent

active

053394763

ABSTRACT:
A powered toothbrush with rotary bundles of bristles includes a driver installed in the handle portion of the toothbrush and a plurality of driven rotors in the head portion. A plurality of bundles of bristles are respectively attached to the driven rotors to rotate therewith. A belt is provided between the driver and the driven rotors to transmit rotation from driver to the driven rotors.

REFERENCES:
patent: 3242516 (1966-03-01), Cantor
patent: 3802420 (1974-04-01), Moffat
patent: 4274173 (1981-06-01), Cohen
patent: 5088145 (1992-02-01), Whitefield

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