US Patent 7252318 Seat device for vehicle

In a seat device for a vehicle comprising a front-row seat including a driver seat and an assistant seat and a rear-row seat provided behind the front-row seat, respective front-row and rear-row seats being provided in a cabin which includes an ingress and egress opening, at a side face, the rear-row seat is configured so as to be located in a normal use position and in a stored position where a longitudinal thickness thereof is made short, and the assistant seat is configured so as to be moved rearward from a position beside the driver seat to a position which corresponds to the normal use position of the rear-row seat.