Dynamic antiwhiplash apparatus and method
US8534703B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 9, 2012 |
| Grant date | Sep 17, 2013 |
| Priority date | — |
| Expiry date | Mar 9, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2021/2074
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A passenger seat protection system for a seated passenger of a vehicle includes a seat back supporting a pressurizable vessel storing a quantity of pressurized gas within a compartment, the compartment defined by one or more walls that collapse responsive to a force applied to the seat back by the seated passenger in a rear impact of the vehicle; a headrest including a bladder responsive to a gas pressure from the quantity of pressurized gas to transition an expansion of the headrest from a first expansion mode to a second expansion mode; and a gas channel communicating the quantity of pressurized gas to the bladder after a collapsing of the one or more walls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.