This permits {TAIL ~ the cradle} 85 to maintain driving engagement with {HEAD ~ the brush core} 55 when the components, shown in FIG 7, are assembled as seen in FIG 6 
This permits { TAIL ~ the cradle } 85 to maintain driving engagement with { HEAD ~ the brush core } 55 when the components , shown in FIG 7 , are assembled as seen in FIG 6
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH