摘要 |
<p>The open container (5,5a) has an external wall (6) which is tapered towards the top, where the tongues and grooves (16) are leaked upwards into the external wall of the open container in a soft manner. A device is formed for fastening the open container and has a curvature and a transverse strut. The groove of the device is lesser than a spring of the open container. The groove of the device tapers downwards.</p> |