System and method for preventing whiplash injuries to an occupant, in particular, during rear impacts, includes a movable headrest associated with the seat and a system for positioning the headrest adjacent a head of the occupant in an impact involving the vehicle. This latter system includes an anticipatory...http://www.google.fr/patents/US7588115?utm_source=gb-gplus-shareBrevet US7588115 - System and method for moving a headrest for whiplash prevention
System and method for moving a headrest for whiplash prevention