| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a toothbrush in which a head part can be easily attached/detached to/from a holder part and which has high reliability. <P>SOLUTION: The toothbrush 100 includes a holder part 10 and a head part 50 that is attachable to/detachable from the holder part 10 and that is provided with a brush part 60. The head part 50 is rotatable around the shaft A of the holder part 10 in the range from a first angle to a second angle relative to the holder part 10 while the head part is attached to the holder part 10. Also, the head part 50 is fixed to the holder part 10 in the direction of the shaft A in the first state in which the head part 50 is attached to the holder part 10 with the first angle formed and, in the second state in which the head part is attached to the holder part 10 with the second angle formed, the head part 50 is removable in the direction of the shaft A from the holder part 10. <P>COPYRIGHT: (C)2013,JPO&INPIT |
