| 发明名称 | Seat pad | ||
| 摘要 | A seat pad (10) that is mounted in a vehicle and used as a seating portion is provided with: a first layer (11) that is formed by a first foam body (A), and a second layer (12) that is formed by a second foam body (B) and that is laminated to the first layer, wherein the first foam body has at least one of an Asker F hardness and a hysteresis loss that is greater than in the second foam body, and the second foam body has a greater modulus of repulsion elasticity than the first foam body. | ||
| 申请公布号 | US9221369(B2) | 申请公布日期 | 2015.12.29 |
| 申请号 | US201214351020 | 申请日期 | 2012.10.12 |
| 申请人 | BRIDGESTONE CORPORATION | 发明人 | Sanefuji Koji;Kumagai Kenji;Ebe Kazushige |
| 分类号 | A47C27/15;B60N2/44;B60N2/70 | 主分类号 | A47C27/15 |
| 代理机构 | Sughrue Mion, PLLC | 代理人 | Sughrue Mion, PLLC |
| 主权项 | 1. A seat pad that is mounted in a vehicle and used as a seating portion, comprising: a first layer that is formed by a first foam body, and a second layer that is formed by a second foam body and that is laminated to the first layer, wherein the first foam body has at least one of an Asker F hardness and a hysteresis loss that is greater than in the second foam body, a modulus of repulsion elasticity of the first foam body is not less than 50% and not more than 67%, a modulus of repulsion elasticity of the second foam body is not less than 65% and less than 80%, and the modulus of repulsion elasticity of the second foam body is greater than the modulus of repulsion elasticity of the first foam body. | ||
| 地址 | Tokyo JP | ||