{HEAD ~ a plunger assembly} comprising {TAIL ~ a plunger member} and a plunger plate slidably disposed within said barrel assembly 
comprising
{ HEAD ~ a plunger assembly } comprising { TAIL ~ a plunger member } and a plunger plate slidably disposed within said barrel assembly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH