| 发明名称 | Biodegradable one-way venting valve for an airtight container | ||
| 摘要 | The present invention concerns a venting valve for a container (1) adapted to contain gas-releasing products comprising a valve body (2A) and a one-way valve member (4) movable between a first configuration and a second configuration, said valve member (4) being associated with said valve body (2A). Particularly the valve body (2A) is formed from a biodegradable material and said movable valve member (4) is a combination of at least one biodegradable material and at least one non biodegradable material. | ||
| 申请公布号 | US9481502(B2) | 申请公布日期 | 2016.11.01 |
| 申请号 | US201013576005 | 申请日期 | 2010.12.22 |
| 申请人 | GOGLIO S.P.A. | 发明人 | Bosetti Osvaldo;Goglio Franco |
| 分类号 | B65D51/16;B65D77/22;B65D65/46 | 主分类号 | B65D51/16 |
| 代理机构 | Pearne & Gordon LLP | 代理人 | Pearne & Gordon LLP |
| 主权项 | 1. A one-way venting valve effective for an airtight container (1) containing product, the venting valve comprising a valve body (2A) and a one-way valve member (4) movable between a first operating configuration and a second operating configuration, said valve member (4) being associated with said valve body (2A);wherein said valve body (2A) is formed from a first biodegradable material which complies with ASTM D6400-04 and wherein said valve member (4) comprises a combination of a second biodegradable material which complies with ASTM D6400-04 and a first non biodegradable material which is a polymeric material that does not react with and/or is insensitive to gases releasable by the product in the container, wherein said valve member (4) has the form of a disk with a thickness in a range from 0.2 to 1.2 mm. | ||
| 地址 | Milan IT | ||