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