Method for applying a fluid to end walls of thermoplastic containers
US8574477B2 · kind B2 · utility
4Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2009 |
| Grant date | Nov 5, 2013 |
| Priority date | — |
| Expiry date | Dec 6, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7406
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to the application of a fluid, especially a liquid, to a hot end wall (2) of at least one thermoplastic container (1). For this purpose, a spongy mass (4) impregnated with the fluid is brought into contact with the end wall (2) of said at least one container (1), said spongy mass being held in contact with the end wall (2) for a predetermined time. Application in particular to the cooling of the hot end walls of containers leaving a blow molding or stretch-blow molding unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.