Vehicle seat

摘要

The present invention provides a vehicle seat including: a seatback frame that includes a pair of an outer side frame portion and an inner side frame portion and a lower frame portion; a tilting shaft that supports the seatback frame at a position below the lower frame portion; and a first load transfer block that transfers an impact load input from a side portion of the vehicle body to the seatback frame, wherein the vehicle seat further includes a plate-shaped rigid member of which an upper end is connected to the lower frame portion and an inner end in the vehicle width direction is connected to the inner side frame portion in the vehicle width direction, and wherein a lower edge of the plate-shaped rigid member extends to at least a height position of the tilting shaft.

主权项

1. A vehicle seat comprising:
a seatback frame that includes a pair of an outer side frame portion and an inner side frame portion which are disposed to be spaced from each other in a seat width direction and are disposed near an inside and an outside of a vehicle width direction, and a lower frame portion extending in the seat width direction between lower areas of the outer side frame portion and the inner side frame portion; a tilting shaft that supports the seatback frame at a position below the lower frame portion so as to be tiltable about a cushion frame or a vehicle body; and a first load transfer block that protrudes outward in the vehicle width direction from an upper side of the outer side frame portion in the vehicle width direction and transfers an impact load input from a side portion of the vehicle body to the seatback frame, the first load transfer block being provided above the tilting shaft, wherein the vehicle seat further comprises: a plate-shaped rigid member of which an upper end is connected to the lower frame portion and an inner end in the vehicle width direction is connected to the inner side frame portion in the vehicle width direction; and a plate-shaped reinforcement member of which an upper end is connected to the lower frame portion and a lower end is connected to a lower end of the plate-shaped rigid member, wherein a lower edge of the plate-shaped rigid member extends downward to below the lower frame portion and below the tilting shaft, the plate-shaped rigid member and the plate-shaped reinforcement member form a closed cross-section extending in the vehicle width direction, the plate-shaped reinforcement member is disposed in front of the tilting shaft, and the plate-shaped rigid member is disposed in rear of the tilting shaft, and wherein the lower frame portion is provided with a slope that is bent obliquely upward and toward the outer side frame portion in the vehicle width direction and the plate-shaped rigid member is connected to the lower frame portion so as to be along the slope.