Invisible airbag door having reinforced PVC shell
US5407225A · kind A · utility
18Cited by
21References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 19, 1993 |
| Grant date | Apr 18, 1995 |
| Priority date | — |
| Expiry date | Aug 19, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2021/21652
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An invisible airbag door arrangement is integrated into a decorative automotive instrument panel to create an opening for airbag deployment. The arrangement comprises two self hinging sheet metal doors that are attached to a substrate frame and a cast polyvinyl chloride thermoplastic (PVC) shell that forms part of the decorative covering of the instrument panel. The back side of the PVC shell is reinforced with a urethane adhesive coating that also the bonds PVC shell to a layer of elastomeric urethane foam that is foamed in place beneath the PVC shell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.