Vehicle collision energy absorbing member excellent in energy absorbing performance and manufacturing method therefor
US9452792B2 · kind B2 · utility
4Cited by
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8Claims
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Key dates
| Filing date | Apr 23, 2012 |
| Grant date | Sep 27, 2016 |
| Priority date | — |
| Expiry date | May 26, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49622
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A vehicle collision energy absorbing member is excellent in collision energy absorbing performance in the axial direction upon collision. The vehicle collision energy absorbing member is formed of a high strength thin steel sheet having TS of at least 980 MPa and having an n-value and a limit bending radius Rc satisfying the following Formula: Rc/t≦1.31×ln(n)+5.21.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.