Belt rolling unit for belt strap of belt system for passenger protection system in vehicle, has effective outer diameter of spindle which is reduced in belt strap for limiting current effective force determined in belt strap

摘要

The belt rolling unit (10) has an effective outer diameter of the spindle which is reduced in a belt strap (12) for limiting a current effective force (F) determined in a belt strap. An extended extraction of the belt strap is produced. The spindle is designed in an one-piece or multi-pieces manner. An independent claim is included for a method for rolling a belt strap.