{HEAD ~ A particularly important advantage} of {TAIL ~ the adjusting device} 6 is that the planetary gear train is small in diametrical size as compared with ordinary reduction gears which generally consist of spur gears or helical spur gears so that the device is both compact and simple 
{ HEAD ~ A particularly important advantage } of { TAIL ~ the adjusting device } 6 is that the planetary gear train is small in diametrical size as compared with ordinary reduction gears which generally consist of spur gears or helical spur gears so that the device is both compact and simple
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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