Patent attributes
A vehicle seat includes: a seating portion configured to support a seated occupant in a seating posture, the seating portion including a seat cushion portion and a seat back portion; a shell portion configured to cover a circumference of the seating portion from a rear side; and a moving mechanism that is configured to change a reclining angle, which is an angle of the seat back portion of the seating portion relative to the seat cushion portion, together with a position of the shell portion to be in two or more modes including a normal mode and a comfort mode, wherein the moving mechanism moves the shell portion to have a higher height in a seating height direction of the seated occupant with respect to the seat cushion portion in a comfort mode than in a normal mode.