Arm rest for motor vehicle seat has adjustment device with functional parts, at least one with internal thread and at least one with external thread that interacts with internal thread

摘要

The arm rest (1) has an adjustment device for adjusting the height of the arm rest and a locking device for locking the arm rest at an operating height. The arm rest can be continuously adjusted in height. The adjustment device has at least two functional parts (3,8), at least one (8) with an internal thread and at least one (3) with an external thread that interacts with the internal thread.