Winding-up roller for safety belts - has locking mechanism with wind up and off Archimedes spiral mechanism

摘要

The roller system is for a safety belt with a winding-up shaft coupled to a return spring and connected to a belt end while being journalled in a housing. The roller system also comprising a locking mechanism. The winding-up shaft or a compensating sleeve arranged thereon has its outer contour within the region of its connection with the belt so designed that the belt when being wound off or on describes the path of an Archimedes spiral.