The invention is a dampener for mounting near {TAIL ~ the end} of {HEAD ~ a rotatable shaft} 
The invention is a dampener for mounting near { TAIL ~ the end } of { HEAD ~ a rotatable shaft }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD