Tightener for safety belt system has connecting tube external diameter less than tightening tube inner diameter, connecting tube extending through tightening tube wall, overflow opening in connecting tube end section in tightening tube

摘要

The device has a drive unit with a tightener tube (30) and a gas generator (20) connected by a connecting tube (40) to the tightening tube of the drive unit. The external diameter of the connecting tube is less than the inner diameter of the tightening tube, the connecting tube extends through the wall of the tightening tube and there is at least one overflow opening in end section of the connecting tube within the tightening tube.