Method for packaging a liquid food product
US8720166B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2009 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Feb 6, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2667/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method of, and a device for delivering a predetermined (1) volume of beverage into a thermoplastic container formed from a heated preform, the preform being positioned in a mold, characterized in that the method includes a step of injecting at least some beverage into a recess in the preform so as to promote expansion of the preform inside the mold, the mold defining the shape of the container, a longitudinal displacement of a stretch rod (10) carried out during a given period ensuring longitudinal elongation of the heated preform, the stretch rod being immobile at the end of the given period, and a volume of beverage greater than a predefined fraction of the predetermined volume, preferably equal to 50%, being present in the recess at said end of the given period.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.