Blowing machine with double cavity moulds
US6736625B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 14, 2002 |
| Grant date | May 18, 2004 |
| Priority date | — |
| Expiry date | Oct 17, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2949/0715
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A rotary machine for blowing thermoplastic containers starting with a previously injected preform, comprising several blowing stations (10) each of which can bear a double cavity mould (16), wherein each station includes a blowing unit (26) which is fixed on a mount frame element (22) and provided with two blow nozzles (24). The machine can be transposed into a single cavity configuration wherein each station bears a single cavity mould (36), and the blowing unit (26) includes a second position for being fixed on the mount frame element wherein one of the nozzels (24) is arranged to correspond with the main axis (A4) of the single moulding cavity (38) of the single cavity mound (36).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.