{TAIL ~ A support} supports at least one side surface of the sonotrode and guides {HEAD ~ the sonotrode} in the longitudinal direction thereof 
{ TAIL ~ A support } supports at least one side surface of the sonotrode and guides { HEAD ~ the sonotrode } in the longitudinal direction thereof
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH