Method of providing reinforcing members
US7478478B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2005 |
| Grant date | Jan 20, 2009 |
| Priority date | — |
| Expiry date | Jan 3, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49982
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Parts are provided which combine structural reinforcement of hollow profiles and light weight means of attachment. Optionally, the part may also provide an acoustic baffle. The parts consists of a core coated with expandable structural reinforcing foam on at least part of its surface the core being provided with means for receipt of a nut and means to prevent rotation of the nut. Optionally, a piece of a second expandable material is provided on at least one extremity which can expand to fill the entire cross section of the hollow profile. In a preferred embodiment, the hollow profile is the A, B or C pillar of a vehicle and the nut is used for attaching doors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.