The combination 2, said pin means being supported by extensions of said seal support ring at {HEAD ~ said opposite sides} of {TAIL ~ said gate} 
of
The combination 2 , said pin means being supported by extensions of said seal support ring at { HEAD ~ said opposite sides } of { TAIL ~ said gate }
OTH 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 TAIL