发明名称 |
Container base structure responsive to vacuum related forces |
摘要 |
A plastic container having a base portion adapted for vacuum pressure absorption. The base portion including a contact ring upon which the container is supported, an upstanding wall and a central portion. The upstanding wall being adjacent to and generally circumscribing the contact ring. The central portion being defined in at least part by a central pushup and an inversion ring which generally circumscribes the central pushup. The central pushup and the inversion ring being moveable to accommodate vacuum forces generated within the container.
|
申请公布号 |
US7150372(B2) |
申请公布日期 |
2006.12.19 |
申请号 |
US20050116764 |
申请日期 |
2005.04.28 |
申请人 |
AMCOR LIMITED |
发明人 |
LISCH G. DAVID;SILVERS KERRY W;VAILLIENCOURT DWAYNE G |
分类号 |
B65D1/02;B65D1/40;B65D79/00 |
主分类号 |
B65D1/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|