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