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