| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a motor-driven toothbrush, including a motor-driven element disposed on a head part of the toothbrush, so that the mechanical structure of the toothbrush is not obstructed or a hindrance is not caused. <P>SOLUTION: The toothbrush includes a handle part, a head part 95, and a neck extended between the handle part and the head part. The tooth brush is provided for use in an oral cavity. The head part 95 includes a bristle holder 97 and the motor-driven element 75. The motor-driven element 75 is disposed in a protective pillar 91. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
