| 摘要 |
<p>The toothbrush has a handle (1) which contains toothpaste. One surface of the handle has a slot (5) in which a slide (6) moves to push the toothpaste towards a hole (4) in a protective cap (7). The cap is fixed in the hole and over the bristles. The toothpaste passes through an inner channel (11) and through small holes (3) in the channel, above the bristles. The surface of the handle (8) with the slide is flexible so that the toothpaste can be squeezed towards the cap.</p> |
