| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a toothbrush which does not hurt teeth and gums, inhibits a large stroke of moving the toothbrush, and is designed to have means for replacing only the head part of an old toothbrush. <P>SOLUTION: A handle part of the toothbrush is made shorter than that of an normal toothbrush. A head part 1 of the toothbrush is fitted into a grip part 2 of the handle so as to be separated from each other, and the head part of the toothbrush is made to slide relative to the grip part of the handle in the longitudinal direction of the handle. Further, the toothbrush is configured to make the head part replaceable in the grip part, and includes a mounting port in the grip part of the handle for the purpose of attaching and detaching the head part of the toothbrush. <P>COPYRIGHT: (C)2012,JPO&INPIT |
