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