US 12,377,761 B2
Walk-in seat locking device for vehicle
Deok Soo Lim, Hwaseong-si (KR); Sang Do Park, Suwon-si (KR); Ho Suk Jung, Hwaseong-si (KR); Sang Hark Lee, Incheon (KR); Chan Ho Jung, Gunpo-si (KR); Sang Soo Lee, Hwaseong-si (KR); Dong Geon Lee, Suwon-si (KR); and Seung Heon Ryu, Yongin-si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and DAS CO., LTD, Gyeongju-si (KR)
Filed by Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and Das Co., Ltd, Gyeongju-si (KR)
Filed on May 2, 2023, as Appl. No. 18/310,630.
Claims priority of application No. 10-2022-0158823 (KR), filed on Nov. 24, 2022.
Prior Publication US 2024/0174136 A1, May 30, 2024
Int. Cl. B60N 2/12 (2006.01); B60N 2/02 (2006.01); B60N 2/14 (2006.01); B60N 2/18 (2006.01); B60N 2/90 (2018.01)
CPC B60N 2/12 (2013.01) [B60N 2/0244 (2013.01); B60N 2/146 (2013.01); B60N 2/185 (2013.01); B60N 2/938 (2018.02); B60N 2/0256 (2023.08); B60N 2002/952 (2018.02)] 18 Claims
OG exemplary drawing
 
1. A device comprising:
a rear link comprising a first sector gear, the rear link having a first end portion hinge-fastened to a rear portion of a seat cushion frame and a second end portion hinge-fastened to a rear portion of a seat rail;
a locking link comprising a second sector gear engageable with the first sector gear, wherein the second sector gear is on a rear portion of the locking link and is hinge-fastened to the seat cushion frame;
a lever having a first end portion to which a cable is connected and a second end portion hinge-fastened to the seat cushion frame;
a first locking cam having a first end portion coaxially connected to the lever, wherein a first locking end is on a second end portion of the first locking cam to restrain the locking link; and
a second locking cam having a first end portion coaxially connected to the lever and the first locking cam, wherein a second locking end is on a second end portion of the second locking cam to restrain the locking link,
wherein the locking link comprises a locking lug protruding from an outer surface thereof, and
wherein the second locking end of the second locking cam is configured to contact the locking lug to push the locking link in a locking direction.