VEHICLE SEAT

• US 20130313885A1
• Filed: 05/23/2013
• Published: 11/28/2013
• Est. Priority Date: 05/28/2012
• Status: Active Grant

• Current Assignee: Toyota Boshoku Kabushiki Kaisha
• Original Assignee: Toyota Boshoku Kabushiki Kaisha
• Inventors: NISHIYAMA, Kunio, WATANABE, Yui
• Granted Patent: US 9,004,605 B2
• Time in Patent Office: Days
• US Class Current: 297/452.21
• CPC Class Codes: B60N 2/643 shape of the back-rests B60N2/66 takes precedence
• CPC Class Codes: B60N 2/646 shape of the cushion
• CPC Class Codes: B60N 2/70 Upholstery springs ; Upholstery
• CPC Class Codes: B60N 2/90 Details or parts not otherwise provided for

Abstract

A vehicle seat is such that a seating surface is formed by a plurality of pad block portions, each of which has a convex shape due to a pleat structure, that are fit together, with a sectional shape in a width direction of the seating surface being a concave shape. Even at a location of the seating surface formed in the concave shape that is affected by a difference in body shape of a seated person, a shape of the location is formed in a shape following the body shape of the seated person.

Claims

1. A vehicle seat characterized in that a seating surface is formed by a plurality of pad block portions, each of which has a convex shape due to a pleat structure, that are fit together, with a sectional shape in a width direction of the seating surface being a concave shape;

and even at a location of the seating surface formed in the concave shape that is affected by a difference in body shape of a seated person, a shape of the location is formed in a shape following the body shape of the seated person.

2. The vehicle seat according to claim 1, wherein the location that is affected by the difference in body shape of the seated person is a position on both sides of a concave-shaped seating portion, and is arranged such that the pad block portions arranged in the position on both sides have shapes that follow the body shape of the seated person.

3. The vehicle seat according to claim 1, wherein a slab pad member that is softer than a molded pad member that is arranged as a base is arranged on the pad block portion that is arranged in the location of the concave shape that is affected by the difference in body shape of the seated person.

4. The vehicle seat according to claim 3, wherein at least a portion of the slab pad member is such that an outer side high resilience slab pad member is arranged overlapping with an inner side low resilience slab pad member.