Method for preserving bristle shape of toothbrush head after use has ventilated fixture to hold shape during drying and non-use
摘要
<p>The toothbrush (2) head (4), especially an electric unit, has bristles (3) which become splayed in use. The fixture (1) has a tapered entry hole (5) and ventilation channels (7,8) to aid drying when the brush is held by a clamp.</p>
