{HEAD ~ The metering member} is capable of {TAIL ~ vibration} in a direction transverse to the belt means 
is capable of
{ HEAD ~ The metering member } is capable of { TAIL ~ vibration } in a direction transverse to the belt means
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH