A device for acting on a material web using ultrasonic includes {HEAD ~ an ultrasonic unit} which has a converter {TAIL ~ a booster} and a sonotrode, and a counter tool 
has
A device for acting on a material web using ultrasonic includes { HEAD ~ an ultrasonic unit } which has a converter { TAIL ~ a booster } and a sonotrode , and a counter tool
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH