Airbag cushion including a pusher chamber
US12157429B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 13, 2024 |
| Grant date | Dec 3, 2024 |
| Priority date | — |
| Expiry date | May 13, 2044 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R21/23138
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An active vehicle restraint system an airbag inflator configured to expel an inflator gas in response to an airbag trigger control signal, an airbag cushion having a pusher chamber wherein the airbag cushion is configured such that the inflator gas is directed towards the pusher chamber such that the pusher chamber is pressurized before a remainder of an airbag cushion chamber, a vehicle trim piece affixed to a vehicle body with a retention element such that the vehicle trim piece covers a portion of the airbag cushion, wherein the retention element is configured such that the retention element is detached from the vehicle body by the pusher chamber and wherein the retention element maintains a structural integrity during a detachment process from the vehicle body, and an electronic control unit for generating the airbag trigger control signal in response to the sensor control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.