Shock or {TAIL ~ vibration} to device 10 resulting in movement of plates 16 translates into a tightening action of clamps 22 on {HEAD ~ plates} 16 
Shock or { TAIL ~ vibration } to device 10 resulting in movement of plates 16 translates into a tightening action of clamps 22 on { HEAD ~ plates } 16
OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH