| 摘要 |
<p>The device (2) has a retaining part (4), where a semi-permeable membrane is arranged in the retaining part. An impact protection device (8) protects the retaining part and the membrane against mechanical influence from outside. The retaining part and the impact protection device are designed as one-piece saggar, where the saggar forms an outer shell of the device. The impact protection device has an aperture for aeration and de-aeration of an interior of the saggar.</p> |
