PIECES FOR SKIN MEMBERS OF VEHICULAR SEATS AND METHODS OF MANUFACTURING THE SAME

• US 20090146483A1
• Filed: 10/01/2008
• Published: 06/11/2009
• Est. Priority Date: 12/07/2007
• Status: Active Grant

• Current Assignee: Toyota Boshoku Kabushiki Kaisha
• Original Assignee: Toyota Boshoku Kabushiki Kaisha
• Inventors: NIWA, Yoshitaka, YASUKAWA, Soji
• Granted Patent: US 7,823,980 B2
• Time in Patent Office: Days
• US Class Current: 297/452.610
• CPC Class Codes: B60N 2/58 Seat coverings
• CPC Class Codes: B60N 2/5891 characterised by the manufacturing process; manufacturing seat coverings not otherwise provided for

Abstract

A piece for a skin member of a vehicular seat has a base member and a leather laminated to the base member. The base member has a cushion having elastic properties and a base cloth adhered to the cushion. The base member and the leather include an adhering portion bonded by an adhering agent, a sewing portion formed by being sewn at outer peripheral portions of the base member and the leather, and a nonbonding portion in which the base member and the leather are not bonded between the adhering portion and the sewing portion.

Claims

1. A piece for a skin member of a vehicular seat comprising:

a base member including a cushion having an elastic properties and a base cloth adhered to the cushion; and

a leather laminated to the base member;

the base member and the leather include an adhering portion bonded by an adhering agent, a sewing portion formed by being sewn at outer peripheral portions of the base member and the leather, and a nonbonding portion, wherein the base member and the leather are not bonded between the adhering portion and the sewing portion.

2. A vehicular seat comprising:

a piece for a skin member having;

a base member including a cushion having an elastic properties and a base cloth adhered to the cushion, and

a leather laminated to the base member,

wherein the base member and the leather include an adhering portion bonded by an adhering agent, a sewing portion formed by being sewn at outer peripheral portions of the base member and the leather, and a nonbonding portion, wherein the base member and the leather are not bonded between the adhering portion and the sewing portion.

3. The vehicular seat as in claim 2, wherein the adhering portion is arranged on one side portion of a lower seat member, the one side portion of the lower seat member is connected with an upper seat member.

4. The vehicular seat as in claim 2, wherein the adhering portion is arranged on one side portion of an upper seat member, the one side portion of the upper seat member is connected with a lower seat member.

5. The vehicular seat as in claim 2, wherein the sewing portion is arranged at an outer surface of a recess portion.

6. A method of manufacturing a piece for a skin member of a vehicular seat comprising the steps of:

providing a base member and a leather having substantially the same shape, the base member including a cushion having elastic properties and a base cloth adhered to the cushion in layers;

adhering a portion of the base member to a portion of the leather by an adhering agent in layers to form an adhering portion; and

forming a sewing portion by sewing outer peripheral portions of the base member and the leather in layers, and a nonbonding portion so that the base member and the leather are not bonded between the sewing portion and the adhering portion.