Electric toothbrush with vibration

Details Electric toothbrush with vibration Electric toothbrush with vibration

1996-09-17

1997-07-29

Graham, Gary K.

Brushing, scrubbing, and general cleaning

Machines

Brushing

151671, 601142, 601 70, 433216, 433122, A46B 1302

Patent

active

056511574

ABSTRACT:
An electric toothbrush having a handle with a cavity therein, a motor mounted in the cavity of the handle and having a rotatable shaft, a brush head, and a shaft arranged to connect the brush head to the handle. An eccentric weight is mounted to the motor shaft so as to rotate eccentrically when the motor shaft rotates so that the brush handle vibrates. A further weight is mounted to the shaft so as to be axially movable by a manipulator for adjusting vibration of the brush head.

REFERENCES:
patent: 3466689 (1969-09-01), Aurelio et al.
patent: 3685080 (1972-08-01), Hubner
patent: 5267579 (1993-12-01), Bushberger
patent: 5546624 (1996-08-01), Bock

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