FIG 4 illustrates a partial, cross sectional view of a pitch bearing 400 that may be used for {HEAD ~ a blade} of a wind turbine, according to a view along section line 4 4 in FIG 3 and to an aspect of {TAIL ~ the present invention} 
FIG 4 illustrates a partial , cross sectional view of a pitch bearing 400 that may be used for { HEAD ~ a blade } of a wind turbine , according to a view along section line 4 4 in FIG 3 and to an aspect of { TAIL ~ the present invention }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL