{TAIL ~ A continuous circular V} shaped bearing {HEAD ~ race} is formed in one metal plate to extend concentrically about the center axis and spaced a substantial distance therefrom 
{ TAIL ~ A continuous circular V } shaped bearing { HEAD ~ race } is formed in one metal plate to extend concentrically about the center axis and spaced a substantial distance therefrom
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH