means for imparting rotation to said pulley, said means comprising a rotating means, means connecting said {HEAD ~ fixedly positioned flange} to said rotating means; and means for connecting said axially movable flange to said rotation means while permitting the axial movement thereof, said means comprising an externally splined member connected to said axially movable flange and {TAIL ~ a meshing internally splined coupling member} connected to said rotation means 
means for imparting rotation to said pulley , said means comprising a rotating means , means connecting said { HEAD ~ fixedly positioned flange } to said rotating means ; and means for connecting said axially movable flange to said rotation means while permitting the axial movement thereof , said means comprising an externally splined member connected to said axially movable flange and { TAIL ~ a meshing internally splined coupling member } connected to said rotation means
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 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 TAIL TAIL TAIL OTH OTH OTH OTH OTH