US Patent 7959224 Active head restraint having multiple horizontal pivot points

A system comprising a seat having upper and lower members, a restraint, and a connector assembly having first and second members connected with the restraint and the seat. The first member has a top and a bottom, with the top being connected to the restraint and being pivotally connected to the upper member at an upper pivot point. The second member has a top and a bottom, with the top being pivotally connected to the bottom of the first member at a middle pivot point, and the bottom being pivotally connected to the lower member at a lower pivot point. The upper and lower pivot points are fixed relative to the seat. The first member pivots about the upper pivot point and the second member pivots about the lower pivot point. Aft movement of the middle pivot point results in fore movement of the restraint.