Patent ID: 8029055

Claim:
A head restraint for a vehicle seat having a backrest, the head restraint comprising: a headrest configured to be supported above the backrest by at least one retaining bar, the headrest comprising: a basic body; a head restraint subsection movable from a use position to a safety position, the head restraint subsection comprising a padded segment which can be shifted in relation to the basic body toward a seat occupant's head; and a driving device situated within the headrest and configured to move the head restraint subsection from the use position to the safety position, the driving device having at least two components which are both movable relative to each other, at least one of a first component and a second component of the at least two components having an oblique surface which acts on the other of the first component and the second component of the at least two components, wherein the oblique surface is inclined in relation to a direction of a first force, wherein movement of at least one of the first component and the second component under action of the first force transmits a second force on the other of the first component and the second component in a direction which deviates from the direction of the first force, and wherein the relative movement between the first component and the second component is translatory and rotary, the first component being rotatable about an axis of rotation that extends in a first direction, and the second component being translatable in the first direction.