Patent ID: 8182042
Filing Date: 2012-05-22
Classification: B60N

Abstract:
1. A vehicle head restraint assembly comprising: a support frame for supporting a head restraint cushion; a stay configured to connect with an associated vehicle seat back; and a rack and pinion assembly connected with the support frame and the stay, the rack and pinion assembly being configured to allow for selective movement of the support frame with respect to the stay along a translational axis, the rack and pinion assembly including: a pinion including a plurality of pinion teeth; a rack including a plurality of rack teeth, the rack teeth engaging the pinion teeth when the support frame moves in the translational axis with respect to the stay; and a locking cage selectively engaging the rack and spaced from the rack teeth, the locking cage including locking cage teeth, when the locking cage is engaged with the rack the locking cage teeth engage the pinion teeth to inhibit movement of the support frame with respect to the stay.