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