| 摘要 |
<p>The device has a perforated inner receptacle (2) including lateral external protuberances (22) laid on support elements (16) of an outer container (1) when the receptacle occupies a top position of the device. The outer container supports the receptacle in a bottom position and in the top position. The outer container has an upper opening (17) handling lateral reinforcements (12) inside the outer container between the support elements. The reinforcements are provided for partially housing the protuberances when the receptacle occupies the bottom position.</p> |
