Device for applying a safety belt and seat assembly

The device comprises an assembly unit which is provided for mounting a seat belt buckle and a belt reel. An anchoring unit (19) is arranged at the assembly unit which is connected with a seat (1) in a travel direction (3), so that the assembly unit deviates the traction forces by the anchoring unit. The assembly unit comprises a traverse unit. An independent claim is also included for a seat arrangement with a seat bench.