Patent · US Expired

Head restraint and method of making and using same

US6824211B2 · kind B2 · utility

7Cited by

11References

20Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Franz Bayer · Linz, AT
Matthias Nohr · Eßlingen, DE

Key dates

Filing date	Jul 26, 2001
Grant date	Nov 30, 2004
Priority date	—
Expiry date	Jul 26, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S297/03
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A head restraint of a vehicle seat has at least one elastically deformable container integrated therein. The container is at least partially filled with filling bodies and gas. An abrupt evacuation of the gas in the event of a crash changes the collision impact characteristics of the head restraint.

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