In some embodiments, {HEAD ~ the dampening member} includes {TAIL ~ an energy absorbing material} positioned to dampen vibrations substantially parallel to a rotational axis of the actuator assembly, and to dampen vibrations transverse to the rotational axis of the actuator assembly 
includes
In some embodiments , { HEAD ~ the dampening member } includes { TAIL ~ an energy absorbing material } positioned to dampen vibrations substantially parallel to a rotational axis of the actuator assembly , and to dampen vibrations transverse to the rotational axis of the actuator assembly
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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