Curtain airbag and manufacturing method therefor
US11524652B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2019 |
| Grant date | Dec 13, 2022 |
| Priority date | — |
| Expiry date | Dec 2, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2021/23576
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A curtain airbag attached to a vehicle body and expanded and deployed by a gas from an inflator containing: a first region along a lower edge; a second region adjacent above the first region with a first fold line; a third region adjacent above the second region with a second fold line formed on an opposite side of the first fold line across the second region. The first region is in a condition folded back at the first fold line to face a first surface side of the second region, the second region is in a condition folded back at the second fold line such that the folded back first region is between the second region and the third region, the third region is in a condition rolled upward on a second surface side. Rolling starts from the second fold line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.