| 摘要 |
<p>A method of making a toothbrush head by molding a head by having two distinct portions which are spaced a predetermined distance from each other. During molding, at least one tooth cleaning element is secured to one of the two head portions. After molding, heat is applied to at least that part of the head where the two head portions connect. Thereafter, at least that part of the head where the two head portions connect is cooled.</p> |
