Patent ID: 8657379

Claim:
A head restraint assembly comprising: a post assembly including a first post section, a second post section, and a cross member section, the cross member section connecting the first post section and the second post section, the first post section and the second post section adapted to engage a vehicle seat; a bun moveably attached to the post assembly; a support structure positioned within the bun; a first gear; an electric motor that rotates the first gear in a clockwise or counter-clockwise direction; a second gear that is driven by rotation of the first gear; a third gear mounted on the second gear; and a fourth gear fixed to the cross member and engaging the third gear such that rotation of the third gear in a first direction causes movement of the bun to a tilted position while movement of the second gear in a second direction causes movement of the bun to an upright position, wherein the second gear and the electric motor are mounted on the support structures.