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