US 12,296,731 B2
Vehicle seat
Shoma Sato, Tochigi (JP)
Assigned to TS TECH CO., LTD., Asaka (JP)
Filed by TS TECH CO., LTD., Asaka (JP)
Filed on Jun. 17, 2024, as Appl. No. 18/745,433.
Application 18/745,433 is a continuation of application No. 18/308,777, filed on Apr. 28, 2023, granted, now 12,043,149.
Application 18/308,777 is a continuation of application No. 17/870,112, filed on Jul. 21, 2022, granted, now 11,667,221, issued on Jun. 6, 2023.
Application 17/870,112 is a continuation of application No. 17/175,746, filed on Feb. 15, 2021, granted, now 11,420,541, issued on Aug. 23, 2022.
Application 17/175,746 is a continuation of application No. 16/575,886, filed on Sep. 19, 2019, granted, now 10,919,419, issued on Feb. 16, 2021.
Application 16/575,886 is a continuation of application No. 16/222,410, filed on Dec. 17, 2018, granted, now 10,434,904, issued on Oct. 8, 2019.
Application 16/222,410 is a continuation of application No. 15/595,275, filed on May 15, 2017, granted, now 10,173,557, issued on Jan. 8, 2019.
Claims priority of application No. 2016-071011 (JP), filed on Mar. 31, 2016.
Prior Publication US 2024/0336175 A1, Oct. 10, 2024
Int. Cl. B60N 2/30 (2006.01); B60N 2/015 (2006.01); B60N 2/36 (2006.01); B60N 2/54 (2006.01); B60N 2/68 (2006.01); B60N 2/70 (2006.01); B60N 2/22 (2006.01); B60N 2/50 (2006.01)
CPC B60N 2/3086 (2013.01) [B60N 2/01583 (2013.01); B60N 2/3011 (2013.01); B60N 2/305 (2013.01); B60N 2/366 (2013.01); B60N 2/544 (2013.01); B60N 2/682 (2013.01); B60N 2/7052 (2013.01); B60N 2/2245 (2013.01); B60N 2/30 (2013.01); B60N 2/3047 (2013.01); B60N 2/50 (2013.01); B60N 2/70 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A vehicle seat including a seat cushion frame and at least one seat back frame,
wherein the seat cushion frame includes a pair of cushion side frames extending in a fore and aft direction along either side of the seat cushion frame, a front frame extending between front parts of the cushion side frames, a rear frame extending between rear parts of the cushion side frames, and a connecting frame connecting laterally middle parts of the front frame and the rear frame to each other, and
the seat back frame has a pipe frame having a laterally extending main part and a pair of end parts each bent from a corresponding end of the main part and extending downward, a rectangular extension frame connected to the main part of the pipe frame, a pan frame connected to the rear sides of the pipe frame and the extension frame, and a plate member provided in front of the extension frame.