Means folding seat of the vehicle

The folding seat of the vehicle comprising: a seat mounted on the seat support (2) on the floor (F.); Enables the seat cushion (4) from the use position (A) to the storage position (B) moves the seat cushion storage mechanism ( 5); can be the chair backrest (6) is selectively held in the raised position (C) and dropped-down position (D) of the automatic adjustment mechanism (7); and it will be automatically adjusted between the coupling means and the receiving means of the cushion linkage means (8), which is formed in the floor surface with a height (Fa of the) and which is lower than the lower surface (Fb), the seat support platform mounted on the elevated surface, cushion storage mechanism configured to be capable of housing chair seat cushion from moving higher than the elevated use position to face the lower surface near the storage position. Accordingly, there is provided a folding seat of the vehicle, in the folded state of the seat, the seat cushion is lowered at least to the bottom of the seat than on the mounting surface of the floor downward position.