Device for {TAIL ~ self adjusting} and method for arranging an impulse transmitter in {HEAD ~ relation} to a rotor 
Device for { TAIL ~ self adjusting } and method for arranging an impulse transmitter in { HEAD ~ relation } to a rotor
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH