Patent · US Active

Inflatable bolster

US7980589B2 · kind B2 · utility

19Cited by

69References

11Claims

0Family size

Assignee

Salflex Polymers Limited · CA

Inventors

Michael Best · Newmarket, CA
Ray S. Roychoudhury · Bloomfield Hills, US
Rimas Ciplijauskas · Mississauga, CA

Key dates

Filing date	Apr 13, 2009
Grant date	Jul 19, 2011
Priority date	—
Expiry date	Apr 13, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/1334
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

This invention is in the field of safety devices to lessen injuries arising from impact in vehicles, particularly automobiles. A bolster which may be employed to reduce impact severity to passengers from either frontal or side impacts is activated by impact sensing devices. The housing of the bolster has a lateral length L. Upon activation, the bolster is inflated with an activating fluid and extends the lateral length L of the bolster upon activation. A bolster is also provided having portions which inflate at differing rates.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.