Belt retractor for a seat belt device of a motor vehicle with a rotary tensioning device and a force limiting device

摘要

The present invention relates to a belt retractor for a safety belt device of a motor vehicle with a rotary tensioning device (2) and a first force limiting device (1) with - a vehicle fixed fastened U-shaped frame (3) with two parallel legs, - a rotatable in the legs of the U -shaped frame (3) mounted, two-piece belt shaft with a belt shaft body (4) on which a safety belt (5) can be wound, and a profile head (7) which is locked to the frame (3) fixed to the vehicle, wherein - the first force limiting device (1) connects the profile head (7) with the belt shaft body (4), wherein - the tensioning device (2) and the profile head (7) on different sides of the belt shaft body (4) are arranged, and - the belt shaft body (4) is made hollow , and - a transfer rod (6) is provided, which extends through the belt shaft body (4) and with a first end e (12) rotatably connected to the tensioning device (2) and with a second end (11) rotatably connected to the profile head (7), wherein - between the transfer rod (6) and the belt shaft body (4) rotatably with one of the two parts connected ring (18) is provided.