Thus in the embodiments, there are comprised, a housing having a fluid inlet, a first and second outlets, {HEAD ~ a bore} communicating the inlet with {TAIL ~ the outlets}, and a plunger closely fitting and slidable in the bore dividing the latter into first and second chambers 
Thus in the embodiments , there are comprised , a housing having a fluid inlet , a first and second outlets , { HEAD ~ a bore } communicating the inlet with { TAIL ~ the outlets } , and a plunger closely fitting and slidable in the bore dividing the latter into first and second chambers
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 OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH