System e.g. for cleaning medium leading pathways in coating plant, has supply channel, seal housing and pathway to allow cleaning fluid medium to be fed from source to a destination

摘要

The system (24) has a supply channel (70, 72), a seal housing (40, 48) and a pathway (46) to allow cleaning fluid medium to be fed from a source (26) to a destination. A displacement device (36, 42, 64, 36, 44, 66) is provided through which the cleaning fluid medium travels either from the pathway and or an area to a destination.