US 11,672,342 B2
Folding seat
Jae Kwang Shin, Gyeonggi-do (KR); Myung Soo Lee, Gyeonggi-do (KR); and Chan Ki Cho, Gangwon-do (KR)
Assigned to DAECHANG SEAT CO., LTD-DONGTAN, Gyeonggi-Do (KR)
Filed by DAECHANG SEAT CO., LTD-DONGTAN, Gyeonggi-do (KR)
Filed on Sep. 9, 2021, as Appl. No. 17/470,494.
Claims priority of application No. 10-2020-0117373 (KR), filed on Sep. 14, 2020.
Prior Publication US 2022/0079344 A1, Mar. 17, 2022
Int. Cl. A47C 4/04 (2006.01); B60N 2/30 (2006.01)
CPC A47C 4/04 (2013.01) [B60N 2/3011 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A folding seat, comprising:
a seat frame;
a seat back frame cross-arranged in back of the seat frame, the seat back frame having a first side rotatably coupled to the seat frame; and
a locking portion coupled at a first side thereof to the seat back frame and rotatably coupled at a second side thereof to the seat frame at a position between the seat frame and the seat back frame,
wherein the locking portion comprises:
a first bracket coupled to a side surface of the seat back frame;
a stopper slidably coupled to the first bracket so that the stopper is inserted into or separated from an insertion hole of the seat frame, the insertion hole corresponding to both folding operation and tip-up operation of the folding seat; and
a leg frame rotatably coupled to the lower portion of the seat frame and connected to the stopper by a cable in such way that the stopper inserted into the insertion hole is separated from the insertion hole when the leg frame is unfolded so as to be positioned distant to the lower portion of the seat frame, and the stopper is inserted into the insertion hole when the leg frame is folded so as to be positioned adjacent to the lower portion of the seat frame.