Belt retractor for safety belt system, has reversible belt pretensioner drive, which drives belt reel, and torque limiter is operated between belt pretensioner drive and belt reel, and has flexible element and body

摘要

The belt retractor (10) has a reversible belt pretensioner drive (28), which drives a belt reel (31). A torque limiter is operated between the belt pretensioner drive and the belt reel and has a flexible element (12) and a body. The flexible element is formed elastically in overloaded case. A width, the thickness and the material of the flexible element are variable.