发明名称 |
Preform and a Mold Stack for Producing the Preform |
摘要 |
According to embodiments of the present invention, there is provided a preform and a mold stack for producing the preform. For example, there is provided a preform suitable for subsequent blow-molding. The preform comprises a neck portion; a gate portion; and a body portion extending between said neck portion and said gate portion; the gate portion being associated with a substantially conical shape. In an example embodiment, the substantially conical shape is selected such that to substantially homogenize angle of refraction of rays used during a re-heating stage of a blow-molding process.
|
申请公布号 |
US2009155501(A1) |
申请公布日期 |
2009.06.18 |
申请号 |
US20070956380 |
申请日期 |
2007.12.14 |
申请人 |
HUSKY INJECTION MOLDING SYSTEMS LTD. |
发明人 |
WITZ JEAN-CHRISTOPHE;DEARLING BRUCE CLIVE;SIGLER LAURENT CHRISTEL |
分类号 |
B29C45/26;B29C45/37;B29D23/00 |
主分类号 |
B29C45/26 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|