Energy absorber for vehicles

US6244625A · kind A · utility

Assignee

• Daimlerchrysler AG · US

Inventors

• Franz Bayer · Linz, AT
• Hans Hofele · Göppingen, DE
• Matthias Nohr · Eßlingen, DE

Key dates

• Filing date: Feb 28, 2000
• Grant date: Jun 12, 2001
• Expiry date: Feb 28, 2020

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60R2019/007
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

An energy absorber having an essentially air-tight covering which surrounds a filling material and is provided with at least one feed line. In order to improve the absorption characteristics, the feed line is connected to a vacuum source and the energy absorber is coupled with a valve device as well as with a pre-crash sensor system.