Vehicular energy absorbing member and manufacturing method thereof
US11104283B2 · kind B2 · utility
1Cited by
12References
11Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 15, 2019 |
| Grant date | Aug 31, 2021 |
| Priority date | — |
| Expiry date | Jan 10, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R19/34
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicular energy absorbing member that is disposed between a bumper reinforcement and a framework of a vehicle includes an energy absorbing portion that has a tubular shape and is configured to absorb impact energy by being plastically deformed to be compressed in an axial direction. An outer circumferential surface of the energy absorbing portion has a circular tubular shape and an inner circumferential surface of the energy absorbing portion includes a ridge portion having a shape extending in the axial direction of the energy absorbing portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.