A hydrodynamic coupling device includes a hydrodynamic circuit having {HEAD ~ at least an impeller wheel} and a turbine wheel and a lockup clutch having {TAIL ~ an axially movable piston} and a torsional vibration damper 
A hydrodynamic coupling device includes a hydrodynamic circuit having { HEAD ~ at least an impeller wheel } and a turbine wheel and a lockup clutch having { TAIL ~ an axially movable piston } and a torsional vibration damper
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH