{HEAD ~ an inlet port} in {TAIL ~ said eccentric adjacent one corner} of said pad for supplying hydraulic fluid to said gap; and 
{ HEAD ~ an inlet port } in { TAIL ~ said eccentric adjacent one corner } of said pad for supplying hydraulic fluid to said gap ; and
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH