Mold fitted with an interchangeable counter stretch molding rod
US10471643B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2016 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Oct 17, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7158
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a mold for manufacturing a container from a preform, the mold including: a side wall, a mold bottom having a through-passage in the center thereof, a cylinder including a body and a counter stretch molding rod that is mounted so as to be slidable relative to the body between an extended position in which the counter stretch molding rod projects relative to the mold bottom and a retracted position, a stand on which the mold bottom is mounted, this stand including a lower stage, an upper stage and a spacer detachably inserted between the upper stage and the lower stage and defining the cavity in part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.