Pneumatic tube bush, has cover held at tube socket and is formed with two-piece with inner sealing cover and outer locking element and sealing cover sealingly pressed at tube socket in closed position

摘要

The bush (20) has an openable cover closing a bush tube (21). The cover is held at a tube socket (24) and is formed with two-piece with an inner sealing cover and an outer locking element. The inner sealing cover is sealingly pressed at the tube socket in a closed position. A locking ring (27) is formed in cup-shaped or ring-shaped and detachably connectable with the tube socket by rotating the locking element relative to the tube socket.