US 12,391,154 B2
Recliner for vehicle seat
Kyu Ha Shin, Hwaseong-si (KR); and Woosool Song, Hwaseong-si (KR)
Assigned to Hyundai Transys Inc., Seosan-si (KR)
Filed by Hyundai Transys Inc., Seosan-si (KR)
Filed on Jun. 5, 2023, as Appl. No. 18/328,945.
Claims priority of application No. 10-2022-0094177 (KR), filed on Jul. 28, 2022.
Prior Publication US 2024/0034203 A1, Feb. 1, 2024
Int. Cl. B60N 2/225 (2006.01); B60N 2/02 (2006.01)
CPC B60N 2/2252 (2013.01) [B60N 2/02246 (2023.08)] 10 Claims
OG exemplary drawing
 
1. A recliner for a vehicle seat, the recliner comprising:
a first gear having a center hole defined at a center thereof;
a second gear being in contact with an inner portion of the first gear and configured to eccentrically engage with the first gear;
a socket having a coupling portion configured to be coupled to the center hole; and
a pair of wedge cams disposed between the socket and the second gear and configured to restrain or release the socket and the second gear,
wherein the coupling portion extends in a direction from a body portion of the socket to the center hole, the body portion has a first stepped portion defined at one end thereof and directed toward the first gear, and the pair of wedge cams are in contact with and coupled to the body portion,
wherein the first stepped portion extends on and along a surface of the first gear to a position where the surface of the first gear and a surface of the pair of wedge cams contact each other, such that the surface of the pair of wedge cams is coplanar with the first stepped portion.