Adaptive energy absorption system for a vehicle seat
US7878312B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 29, 2007 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | May 7, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/522
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An adaptive energy absorption system for a vehicle seat is disclosed, utilizing an adaptive energy absorber or variable profile energy absorber (VPEA) for mitigating occupant injury due to extreme vehicle movement (e.g., during a vehicle shock event), and/or for mitigating vibration experienced by an occupant of the vehicle seat during normal vehicle operating conditions. Various configurations of dual-goal energy absorption apparatuses using both VPEA and fixed load energy absorbers (FLEAs) that enable both shock mitigation and vibration isolation are disclosed. A semi-active control absorption system, comprising a VPEA and FPEA configured to work in series, is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.