Patent · US Active

Belt retractor including a switchable belt force limiter

US8814074B2 · kind B2 · utility

2Cited by

3References

25Claims

0Family size

Assignee

TRW AUTOMOTIVE GMBH · DE

Inventors

Thomas Moedinger · Alfdorf, DE
Martin Roehrle · Mutlangen, DE
Wolfgang Holbein · Alfdorf, DE

Key dates

Filing date	Dec 1, 2009
Grant date	Aug 26, 2014
Priority date	—
Expiry date	Aug 24, 2030

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60R2022/288
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A belt retractor (10) comprising a frame, a belt reel, a first force limiting means (30) coupled to the belt reel and a second force limiting means (32), wherein the second force limiting means (32) can be locked and the first force limiting means (30) is arranged functionally in series with the second force limiting means (32), is characterized in that the second force limiting means (32) includes a deformation element (52) and at least one deforming member (26, 54) fixed to the frame, the deformation element (52) being adapted to be rotated relative to the deforming member (26, 54) when the second force limiting means (32) is activated, whereby the deformation element (52) is deformed.

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