Bayerische Motoren Werke Aktiengesellschaft (BAMXF) USPTO patentsUtility application

Disclosed is a seat rail pair (2) for adjustment of a vehicle seat (8), in particular of a motor vehicle seat, in an adjustment direction (x), comprising a guide rail (10) extending parallel to the adjustment direction (x) for fastening to a vehicle floor, and a fastening rail (21), which is adjustably guided on the guide rail (10) in the adjustment direction (x) for fastening the vehicle seat (8), wherein an energy absorber element (5) is provided in a path, which introduces the force acting on the vehicle seat (8) into the vehicle structure, which energy absorber element permits a movement of the vehicle seat in the adjustment direction (x) under plastic deformation when a predetermined value of the force is exceeded.

The invention relates to a method for operating a transmitter unit (12) of a wireless key system of a motor vehicle (10), wherein a control device (16) of the transmitter unit (12) provides that, for a respective closing operation (S) in at least one measurement cycle (14), in each case in response to a polling message (15), in a plurality of successive time slots (19), in each case one of a plurality of anchor transmitters (13) of the transmitter unit (12) transmits an anchor message (17), and the measurement cycle (14) is ended by reception of a final message (18), which signals reception times of the anchor messages (17) measured by a wireless key unit (11).