wherein separating recesses are provided between said sealing {HEAD ~ lands} of {TAIL ~ said hydrostatic bearings} and said extensions, 
of
wherein separating recesses are provided between said sealing { HEAD ~ lands } of { TAIL ~ said hydrostatic bearings } and said extensions ,
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH