| 摘要 |
<p>A toothbrush in which a plurality of hair implant holes (7) are arranged on the hair implant surface (3a) of a head portion (3) at a predetermined interval in the length direction and the width direction of the head portion, and a bundle of brush flexible in one direction is implanted in each hair implant hole (7). Out of hair bundles (6A, 6B) adjoining in the length direction and the width direction of the head portion (3), the flat line (8) of one hair bundle (6A) and the flat line (8) of the other hair bundle (6B) are arranged obliquely with respect to the arrangement direction of the hair bundle (6) and the inclining direction of the flat lines (8) is set reverse so that one hair bundle (6A) and the other hair bundle (6B) are arranged alternately in the length direction and the width direction of the head portion (3).</p> |
