Panel-shaped seat back frame and seat back having the same

Patent metadata

Field	Value
Publication number	US-9403463-B2
Application number	US-201414305300-A
Country	US
Kind code	B2
Filing date	Jun 16, 2014
Priority date	Jun 19, 2013
Publication date	Aug 2, 2016
Grant date	Aug 2, 2016

Abstract

There is provided a panel-shaped seat back frame used for a seat back of a vehicle seat. The panel-shaped seat back frame includes a basic frame member configured by a metallic rod-shaped material, and a panel-shaped forming member which is made of a hard foamed resin and covers the basic frame member.

First claim

What is claimed is:

1. A panel-shaped seat back frame used for a seat back of a vehicle seat, the seat back frame comprising:
a frame member configured by a metallic rod-shaped material, the frame member includes:
an outer peripheral frame configured by a metallic pipe; and
a wire extended between portions of the outer peripheral frame; and

a panel-shaped forming member of a hard foamed resin that covers the frame member, the panel-shaped forming member includes an opening that exposes a part of the wire of the frame member, wherein
the exposed part of the wire comprises a striker of a lock mechanism of the seat back, and
the metallic pipe is arranged at a peripheral part within the panel shaped forming member.

2. The panel-shaped seat back frame according to claim 1 , wherein
the hard foamed resin includes any one of a polypropylene foam, a polyethylene foam, a polystyrene foam and a composite foamed resin thereof, which are manufactured by a bead method, or any one of a hard polyurethane foam and a semi-hard polyurethane foam.

3. The panel-shaped seat back frame according to claim 1 , further integrally comprising:
a headrest frame for a headrest configured to support a head part of a passenger, wherein
a part of the outer peripheral frame is shaped to pass through an inside of the headrest frame.

4. A seat back of a vehicle seat for supporting a back of a passenger, the seat back comprising:
the seat back frame according to claim 1 ; and
a soft pad member which has a cushioning characteristic and is interposed between a front surface of the seat back frame and a back of the passenger.

5. The panel-shaped seat back frame according to claim 1 , wherein
the panel-shaped forming member includes a flat surface on a back side of the panel shaped forming member,
the seat back frame is configured to be laid down forwardly into a substantially horizontal position, and
when the seat back frame is laid down forwards, the flat surface is configured to support a luggage thereon.

Assignees

• Toyota Boshoku Kk

Inventors

• Okugawa Akiyoshi
• Suzuki Kazuya

Classifications

• B60N2/4249

  fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash · CPC title

• B60N2/686 Primary

  Panel like structures · CPC title