US 11,884,185 B2
Vehicle seat
Masakazu Takeda, Tokyo (JP); Keita Myochin, Tokyo (JP); and Naoki Toda, Tokyo (JP)
Assigned to TACHI-S CO., LTD., Tokyo (JP)
Filed by TACHI-S CO., LTD., Tokyo (JP)
Filed on Mar. 5, 2021, as Appl. No. 17/193,128.
Claims priority of application No. 2020-047273 (JP), filed on Mar. 18, 2020; and application No. 2020-111802 (JP), filed on Jun. 29, 2020.
Prior Publication US 2021/0291702 A1, Sep. 23, 2021
Int. Cl. B60N 2/14 (2006.01); B60N 2/30 (2006.01); B60N 2/06 (2006.01); B60N 2/22 (2006.01)
CPC B60N 2/146 (2013.01) [B60N 2/06 (2013.01); B60N 2/22 (2013.01); B60N 2/305 (2013.01); B60N 2/3011 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A vehicle seat, comprising:
a base frame mounted in a vehicle compartment;
a main frame including a cushion frame pin-connected to a first connecting point of the base frame to be capable of a forward leaning operation and forming a frame of a seat, a back frame disposed to be capable of a reclining operation of reclining with respect to the cushion frame by a reclining mechanism and forming a frame of a backrest, a lock unit provided to lock the cushion frame to the base frame at a seated position and regulate a pitching operation of the cushion frame and the back frame, and a release member provided to release a locked state established by the lock unit, the main frame being configured to assume a forward leaning posture by the pitching operation from a seated posture; and
a front link swingably pin-connected at a proximal end side of the front-link swingably pin with a second connecting point of the base frame and slidably connected at a distal end side of the front link swingably pin with the cushion frame; wherein a stopper is disposed at a position such that the movable range of the cushion frame is regulated at a point at which the distal end of the front link crosses a straight line connecting the first connecting point and the second connecting point.