Combined instrument mount and air duct easing

摘要

The duct guides air to suitable points for aerating a cabin, or a service enclosure. The casing comprises members for sealing separation of the air duct(s) from the first part. Pref. the casing has a lower part with an inlet chamber of the duct, and a top part, carrying the first, instrument mounting part. There is a wall located at the interface of the lower and top casing parts to separate the duct distribution part into two distribution ducts, extending each on opposite sides of the instrument mounting casing part.