Invention Grant
- Patent Title: Electric toothbrushes
- Patent Title (中): 电动牙刷
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Application No.: US11893469Application Date: 2007-08-16
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Publication No.: US07725973B2Publication Date: 2010-06-01
- Inventor: Lawrence A. Blaustein , Douglas A. Gall , Patrick W. Brown
- Applicant: Lawrence A. Blaustein , Douglas A. Gall , Patrick W. Brown
- Applicant Address: US OH Cincinnati
- Assignee: The Procter & Gamble Company
- Current Assignee: The Procter & Gamble Company
- Current Assignee Address: US OH Cincinnati
- Agent Vladimir Vitenberg; George H. Leal
- Main IPC: A61C17/22
- IPC: A61C17/22 ; A61C17/34

Abstract:
An electric toothbrush is provided. The electric toothbrush includes a handle having an electric motor, a head, and a neck extending between the handle and the head. The head has first end disposed adjacent to the neck and a second end opposite the first end. The head has a first bristle holder with a plurality of bristles disposed therein and a second bristle holder having a plurality of bristles disposed therein. The first bristle holder is located at the second end of said head. A rotating shaft is operatively connected to the electric motor and to the first moving bristle holder to reciprocate the first moving bristle holder in a direction transverse to a longitudinal axis of the head.
Public/Granted literature
- US20080016633A1 Electric toothbrushes Public/Granted day:2008-01-24
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