Patent ID: 7354108
Filing Date: 2008-04-08
Classification: B60N

Abstract:
1. A seat reclining apparatus comprising: an internal gear adapted to be secured to one of a seatback and a seatcushion; an external gear including an external tooth portion being in meshing contact with the internal gear, the external tooth portion having a smaller number of teeth than the internal gear; an eccentric drive mechanism adapted to rotate the external gear with respect to the internal gear in meshing contact with the internal gear; and a base plate adapted to be secured to another of the seatback and the seatcushion, the base plate including an internal tooth portion press-fitted to the external tooth portion of the external gear, and the internal tooth portion of the base plate comprising a part press-fitted to the external tooth portion of the external gear and a part loose-fitted to the external tooth portion of the external gear.