Seat back for motor vehicle has adjustment device for lower back support and with adjusting element in form of pivot-mounted eccentric acting upon lower back support by outer contour constructed eccentrically relative to pivot point

摘要

The seat back includes an adjustment device for adjustment of the lower back support and which has an adjusting element in the form of an eccentric. The eccentric is pivot-mounted and acts upon the lower back support(2) by an outer contour constructed eccentric relative to its pivot point. The eccentric is adjustable in the longitudinal direction of the seat back. At least two adjustment devices may be provided for the lower back support. The adjusting element of one device is spaced apart from the adjusting element of the other device in the seat back's longitudinal direction.