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