{HEAD ~ An elastically deformable elastic coupling member} is provided in {TAIL ~ a coupling mechanism} interconnecting the motor and the valve element 
is provided in
{ HEAD ~ An elastically deformable elastic coupling member } is provided in { TAIL ~ a coupling mechanism } interconnecting the motor and the valve element
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH