Multiple material assembly for noise reduction
US6923499B2 · kind B2 · utility
45Cited by
120References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2003 |
| Grant date | Aug 2, 2005 |
| Priority date | — |
| Expiry date | Jul 28, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R13/0815
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An assembly having one or more members (e.g., panels), a first expandable material and a second expandable material is disclosed. One of the materials is typically more expandable than the other. Although, the assembly may be used for various articles, it has been found particularly suitable for roofs of automotive vehicles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.