Electric toothbrush with vibration
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United States of America Patent
Stats
-
Jul 29, 1997
Grant Date -
N/A
app pub date -
Sep 17, 1996
filing date -
Sep 23, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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