{HEAD ~ The guide disc} is guided by the axial bridges and can be displaced axially via a positioning unit by {TAIL ~ a piston} located inside the hollow shaft 
displaced axially by
{ HEAD ~ The guide disc } is guided by the axial bridges and can be displaced axially via a positioning unit by { TAIL ~ a piston } located inside the hollow shaft
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH