VEHICLE SEAT

• US 20090302648A1
• Filed: 04/14/2009
• Published: 12/10/2009
• Est. Priority Date: 06/04/2008
• Status: Active Grant

• Current Assignee: Toyota Boshoku Kabushiki Kaisha
• Original Assignee: Toyota Boshoku Kabushiki Kaisha
• Inventors: Kato, Kohei, Nishimura, Seiya, Akaike, Fumitoshi
• Granted Patent: US 8,029,058 B2
• Time in Patent Office: Days
• US Class Current: 297/217.200
• CPC Class Codes: B60N 2/002 Seats provided with an occupancy detection means mounted therein or thereon detection means responsive to presence or absence of children B60N2/266
• CPC Class Codes: B60N 2/58 Seat coverings

Abstract

A vehicle seat includes a cushion frame having conductivity; a cushion pad coveringly mounted on the cushion frame; and a cushion cover configured to cover the cushion pad. First thread members having conductive fibers are interwoven into the cushion cover. A capacitance measurer is provided to the vehicle seat to measure capacitance between the cushion frame and the conductive fibers.

Claims

1. A vehicle seat including a seat cushion comprising:

a cushion frame having conductivity;

a cushion pad coveringly mounted on the cushion frame; and

a cushion cover configured to cover the cushion pad,

wherein first thread members including conductive fibers are interwoven into the cushion cover; and

wherein a capacitance measurer is provided to measure capacitance between the cushion frame and the conductive fibers.

2. The vehicle seat according to claim 1, wherein the first thread members are interwoven in one direction.

3. A vehicle seat including a seat cushion comprising:

a cushion pad coveringly mounted on a cushion frame; and

a cushion cover configured to cover the cushion pad,

wherein a seating surface of the seat cushion is mainly divided into a first seating surface and second seating surfaces provided on both sides of the first seating surface;

wherein first thread members including conductive fibers are interwoven into the cushion cover of the first seating surface;

wherein second thread members including conductive fibers are interwoven into the cushion cover of at least one of the second seating surfaces; and

wherein a capacitance measurer is provided to measure capacitance between the conductive fibers of the both thread members.

4. The vehicle seat according to claim 3, wherein the first thread members and the second thread members are respectively interwoven in one direction.

5. The vehicle seat according to claim 3,

wherein the first seating surface is a flat top panel main portion on which an occupant can be seated;

and

wherein the second seating surfaces are a pair of left and right elevated support portions which can support both sides of the occupant seated on the top panel main portion.