Vehicle seat
To improve the seated feeling of an occupant in a seat having partially different hardness, a vehicle seat includes a seat frame, an S spring which is installed on the seat frame and receives a load of an occupant, and a seat back pad which has a plurality of regions respectively formed of different materials and is disposed between a skin material of the seat and the S spring. The S spring is disposed at a position facing a boundary portion which is provided in the seat back pad and is the plurality of regions respectively formed of different materials.
1. A vehicle seat comprising:
a seat back frame that forms a skeleton of a seat back that forms a backrest surface;
a first pressure receiving member that is installed on the seat back frame in a seat width direction and configured to receive a load of an occupant; and
a second pressure receiving member that is installed on the seat back frame in the seat width direction and is provided below the first pressure receiving member; and
a seat back pad which has a plurality of regions respectively formed of different materials, wherein the seat back pad is disposed between a skin material of the vehicle seat that covers the seat back and the first and second pressure receiving members,
wherein the first pressure receiving member is disposed at a position facing a boundary portion of the plurality of regions,
wherein the boundary portion is provided along the seat width direction and overlaps at least a part of the first pressure receiving member in an up and down direction of the seat,
wherein the boundary portion comprises a front end portion on a front side of the vehicle seat and a rear end portion on a rear side of the vehicle seat, and
wherein one of the front end portion and the rear end portion is located between the first pressure receiving member and the second pressure receiving member and the other of the front end portion and the rear end portion is located at a height overlapping the first pressure receiving member.
2. The vehicle seat according to claim 1 ,
wherein the boundary portion is a compatible portion in which the materials of the plurality of regions are compatible.
3. The vehicle seat according to claim 1 ,
wherein the front end portion of the boundary portion and the rear end portion of the boundary portion are located at different positions in the up and down direction of the seat.
4. The vehicle seat according to claim 1 ,
wherein a connection surface between the front end portion and the rear end portion is formed in a stepped structure.
5. The vehicle seat according to claim 1 ,
wherein the connection surface between a front end portion and the rear end portion is formed in a gradient structure.
6. The vehicle seat according to claim 1 ,
wherein a skin material suspending portion is attached to a groove formed in the boundary portion.
7. The vehicle seat according to claim 1 ,
wherein a hardness of a region below the boundary portion in the seat back pad is higher than a hardness of a region thereabove.
8. A vehicle seat comprising,
a seat cushion frame that forms a skeleton of a seat cushion that forms a seating surface;
a first pressure receiving member that is installed on the seat cushion frame in a seat width direction and configured to receive a load of an occupant;
a second pressure receiving member that is installed on the seat cushion frame in the seat width direction and is provided at a back of the first pressure receiving member; and
a seat cushion pad which has a plurality of regions respectively formed of different materials, wherein the seat cushion pad is disposed between a skin material of the vehicle seat that covers the seat cushion and the first and second pressure receiving members,
wherein the first pressure receiving member is disposed at a position facing a boundary portion of the plurality of regions,
wherein the boundary portion is provided along the seat width direction, and
overlaps at least a part of the first pressure receiving member in a front to back direction of the seat,
wherein the boundary portion comprises an upper end portion on an upper side of the vehicle seat and a lower end portion on a lower side of the vehicle seat, and
wherein one of the upper end portion and the lower end portion is located between the first pressure receiving member and the second pressure receiving member and the other of the upper end portion and the lower end portion is located at a position overlapping the first pressure receiving member in the front to back direction of the seat.
9. The vehicle seat according to claim 8 ,
wherein a connection surface between the upper end portion and the lower end portion is formed in a stepped structure.
10. The vehicle seat according to claim 8 ,
wherein a connection surface between the upper end portion and the lower end portion is formed in a gradient structure.
11. The vehicle seat according to claim 8 ,
wherein the upper end portion of the boundary portion and the lower end portion of the boundary portion are located at different positions in the front to back direction of the seat.