Patent · US Expired

Safety belt retractor for motor vehicles

US5285983A · kind A · utility

2Cited by

2References

5Claims

0Family size

Assignee

TRW Repa GmbH · DE

Inventors

Thomas Modinger · Alfdorf, DE
Michael Stutz · Radolfzell, DE

Key dates

Filing date	Dec 8, 1992
Grant date	Feb 15, 1994
Priority date	—
Expiry date	Dec 8, 2012

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/72
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A safety belt retractor for motor vehicles comprises a belt spool (2) and a belt pretensioner (30), the pyrotechnical drive (32) of which is activatable via an electrical igniter (11) by means of an inertial sensor (10). The belt spool (2) is coupled to the rotor and the base member of the belt retractor to the stator of a current generator (3 to 7), the terminals of which are connected to a current collector (9) via a switch in the electrical igniter (11).

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