Energy absorbing articles
US7160621B2 · kind B2 · utility
89Cited by
1References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2004 |
| Grant date | Jan 9, 2007 |
| Priority date | — |
| Expiry date | Jun 28, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31855
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An article comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm. The article also comprises at least one cell boundary that is structurally coupled to the auxetic structures. The cell boundary is configured to resist a deformation of the auxetic structures. An automotive energy absorber comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.