Process for manufacturing a fuel tank
US8641857B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2007 |
| Grant date | Feb 4, 2014 |
| Priority date | — |
| Expiry date | May 16, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60K2015/03453
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Process for manufacturing a plastic fuel tank provided with at least one accessory (14) connected to the internal space of the tank via at least one orifice (12) in the wall (10) of the tank, the accessory including a projecting element (24) extending to the outside of the tank, the processing comprising the steps consisting in providing a film (22) that includes a peripheral region (28) and a border region (30) around an opening in the film, in placing the film on the wall of the tank and on the outer surface of the accessory in such a way that the projecting element passes through the film via the opening, in welding the film over its entire peripheral region to the wall of the tank, and in welding the film, over its entire border region, to the outer surface of the accessory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.