Drainage apparatus i.e. cleanable drainage apparatus, for cleaning lid element, has threaded sleeve connected with outlet tub and threaded on bolt into threaded bore of connection unit, where bolt is attached to threaded sleeve

摘要

The apparatus has a holding unit for vertically adjusting a retainer of a lid element (2) between an outlet tub (1) and the lid element. The holding unit is provided with a bolt. The lid element is connected with a threaded bore of a connection unit. A threaded sleeve is connected with the outlet tub and threaded on the bolt into the threaded bore of the connection unit, where the bolt is attached to the threaded sleeve. The connection unit comprises a feed table, which is connected with the lid element. The threaded sleeve is made of plastic i.e. polyamide.