Vehicle seat flip-up mechanism and vehicle seat

摘要

Provided is a vehicle seat flip-up mechanism that may be stably fixed to a vehicle body floor and may stably support an occupant load. In a vehicle seat flip-up mechanism that is provided to switch a posture of a seat cushion between a normal sitting posture and a stowed posture where the seat cushion is stowed while being inclined forward, the vehicle seat flip-up mechanism includes: links that extend in the front to back direction while being separated from each other in the seat width direction; a mounting bracket that is attached to the ends of the links and supports a seat cushion; a connection member that is installed in the mounting bracket; a support mechanism that rotatably supports the links; and mounting plates that are disposed below the support mechanism and are locked to the vehicle body floor, in which the mounting plate extends rearward relative to the link.