{HEAD ~ The orifice means} provides means to divide the pump flow in {TAIL ~ a suitable ratio} for providing a regulated portion and another remaining portion 
{ HEAD ~ The orifice means } provides means to divide the pump flow in { TAIL ~ a suitable ratio } for providing a regulated portion and another remaining portion
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH