Method and apparatus for blow molding
US8197744B2 · kind B2 · utility
1Cited by
14References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2004 |
| Grant date | Jun 12, 2012 |
| Priority date | — |
| Expiry date | Aug 26, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7172
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for blow molding an article wherein a parison is positioned between substantially opposed mold closures. The opposed mold closures and at least one other mold closure are advanced, wherein the at least one other mold closure is advanced into abutment with at least one of another of the substantially opposed mold closures, and another of the at least one other mold closure. Thereafter, a gas may be injected within the interior of the parison to form a molded article, the mold closures retracted along their respective axes, and the molded article removed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.