Method for producing a fuel tank provided with internal accessories
US8916014B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2013 |
| Grant date | Dec 23, 2014 |
| Priority date | — |
| Expiry date | Jun 4, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49943
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Method for producing a fuel tank provided with internal accessories and having a wall made of plastic made in a single piece by molding a split parison or a parison in at least two parts, said method comprising the following steps: a) the parison is introduced in the heat-softened state into a mould comprising dies; b) a core on which the accessories are placed is introduced inside the parison; c) the parison is pressed onto the dies of the mould; d) the accessories are fastened to the parison with the aid of the core in an ideal layout; e) the core is withdrawn and the mould is closed; f) the tank is molded from the parison; and g) the tank is removed from the mould.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.