Seat adjustment device for vehicle, with holding element having internal thread into which threaded spindle can be screwed

摘要

The seat adjustment device includes a holding element (5) with an internal thread (6) into which the threaded spindle (1) can be screwed with the end sector of the motion thread (2). The thread is arranged so that the spindle is held by the holding element so that it cannot rotate, but can be released by an emergency device (11).