a plurality of bristles secured to the inner surface of the inner wall, the plurality of bristles tapering towards a center portion of the inner wall, the plurality of bristles serving to remove {HEAD ~ dust particles} from {TAIL ~ the ceiling fan}; and 
from
a plurality of bristles secured to the inner surface of the inner wall , the plurality of bristles tapering towards a center portion of the inner wall , the plurality of bristles serving to remove { HEAD ~ dust particles } from { TAIL ~ the ceiling fan } ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH