Device for moulding containers comprising means of adjusting the volume dimensions of the moulding cavity
US8043084B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 20, 2009 |
| Grant date | Oct 25, 2011 |
| Priority date | — |
| Expiry date | Feb 1, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2067/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Device for moulding containers, in particular bottles, from a thermoplastic material such as PET by blow-moulding or stretch blow-moulding of heated preforms, such moulding device comprising at least one mould comprising at least two mould halves respectively comprising two supports and two mould blocks defining a joint plane in the closed position of the mould, each mould block comprising a shell) in which an impression is made partly forming the moulding cavity and a shell-holder fixed to said respective support of the mould block, characterised in that at least one removable spacer is provided between said shell and said shell-holder, as a result of which the dimensional characteristics of the moulding cavity can be modified without the need for intervention on the supports and the shell-holders.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.