Door arrester for motor vehicle doors

Abstract

In a door arrester for motor vehicle doors, including a retainer housing fastened at a door arrangement part, door or door post, and a door holding rod fastened at the other door arrangement part pivotable around an axis parallel to the door hinge axis, where a snap-in member arranged in the retainer housing is configured as a rocking lever and is on one side loaded by a pressure spring designed as a spiral spring and on another side cooperates by way of a snap-in roller with the door holding rod, wherein the rocking lever carrying the snap-in roller is supported in the retainer housing so as to be pivotable around an axis parallel to the door hinge axis and cooperates with the door holding rod through a backup snap-in roller supported at the door holding rod around an axis also parallel to the door hinge axis, in order to achieve uniformly high and smoothly applied braking and holding forces in both directions of motion of the door, a constrained guidance curved in an arc-shaped manner is configured at the retainer housing in an extension of the guidance track arranged at the outer surface of the retainer housing for the backup snap-in roller arranged at the free end of the door holding rod located opposite to the snap-in roller.