Venting device for e.g. tank, has labyrinth like seal system with side by side lying seal passages for sealing air/fluid guiding connection against passage of penetration media, where passages are formed in venting chamber

摘要

The device has a connection part forming air/fluid guiding connection between a tank interior and surrounding. The connection is sealed against passage of penetration media by labyrinth like seal system with seal passages (53, 59, 69, 73) that are lying side by side. The passages are formed in a venting chamber (41) attached to the part. The chamber has a seat for a filter sheet that forms a partition between the passages (59, 69).