A valve 1 wherein a third outlet is further provided in communication with said first chamber independently of said first outlet for discharging {HEAD ~ unrestricted flow} of {TAIL ~ fluid} bypassing said orifices and said first, second and third valve means 
of
A valve 1 wherein a third outlet is further provided in communication with said first chamber independently of said first outlet for discharging { HEAD ~ unrestricted flow } of { TAIL ~ fluid } bypassing said orifices and said first , second and third valve means
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH