Vehicle seat and method of manufacturing vehicle seat
A comfortable, well-designed vehicle seat ( 1 ) is provided by giving an outstanding, three-dimensional appearance to the surface layer of the vehicle seat so that a new design is achieved and that softness is improved. The vehicle seat has a seat cushion ( 2 ) serving as the sitting surface of the seat, a seatback ( 3 ) serving as the backrest of the seat, and a headrest ( 4 ) protecting the head and neck of an occupant. The surface of at least one of the seat cushion and the seatback is provided with a cover formed of a cloth including an upholstery material ( 6 ), a cushion material ( 8 ), and a heat-shrinkable material ( 9 ). The cover is stitched so that a plurality of bumps and dips are formed on the surface thereof.
1. A vehicle seat comprising:
a seat cushion serving as a sitting surface of the seat;
a seatback serving as a backrest of the seat; and
a headrest disposed to protect an occupant's head and neck,
wherein a surface of at least one of the seat cushion and the seatback is provided with a cover formed of a cloth including an upholstery material, a cushion material, and a rubber material, a surface of the upholstery material having a plurality of bumps and dips, and
wherein the bumps and dips are formed by stitching the cover with the rubber material being in a mechanically extended state, and thereafter releasing the extension of the rubber material.
2. The vehicle seat according to claim 1 , wherein the plurality of bumps and dips provide a three-dimensional pattern on the surface of the stitched upholstery material.
3. The vehicle seat according to claim 2 , wherein the three-dimensional pattern on the surface is geometric.
4. The vehicle seat according to claim 1 , wherein the cushion material is urethane or cotton.