Spaced first and second engagement protrusions are provided on the element, and {HEAD ~ the lateral section} is provided with a first and second radial bores assigned to the respective first and second engagement protrusions, which are each engaged in the respective radial bore radially to {TAIL ~ the oscillation axis} 
Spaced first and second engagement protrusions are provided on the element , and { HEAD ~ the lateral section } is provided with a first and second radial bores assigned to the respective first and second engagement protrusions , which are each engaged in the respective radial bore radially to { TAIL ~ the oscillation axis }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL