{HEAD ~ A device} 1, wherein {TAIL ~ the first mentioned orifice} which is connectable to atmosphere is larger than the second mentioned orifice which is connectable to atmosphere 
wherein
{ HEAD ~ A device } 1 , wherein { TAIL ~ the first mentioned orifice } which is connectable to atmosphere is larger than the second mentioned orifice which is connectable to atmosphere
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH