means situated within said chamber for receiving said liquid therein, and means connected to said {HEAD ~ liquid receiving means} for {TAIL ~ feeding} said liquid to said liquid receiving means at a predetermined rate 
for
means situated within said chamber for receiving said liquid therein , and means connected to said { HEAD ~ liquid receiving means } for { TAIL ~ feeding } said liquid to said liquid receiving means at a predetermined rate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH