Window regulator assembly, and driver for a windowpane

A window regulator assembly for an adjustable windowpane of a motor vehicle, the window regulator assembly comprising:

• a guide rail;
• a driver having a connecting limb and two driver limbs connected via said connecting limb and between said two driver limbs a receiving gap for receiving the adjustable windowpane is formed, said two driver limbs including a first driver limb and a second driver limb being movable elastically with respect to said first driver limb, said first driver limb configured for guiding said driver along an adjusting path or for holding on said guide rail, said second driver limb having a latching element protruding into said receiving gap and engaging into a pane-side latching opening of the adjustable windowpane during insertion of the adjustable windowpane into said receiving gap of said driver, and said latching element being moved out of the pane-side latching opening for dismantling of the adjustable windowpane;
• said driver having a locking element for limiting a pivoting path of said second driver limb during movement of said second driver limb with respect to said first driver limb;
• and
• said locking element formed with a first contact contour and a second contact contour;
• said first contact contour being disposed:
• on said first driver limb, or
• in a region of said connecting limb for said two driver limbs, or
• in a connecting portion of said connecting limb;
• and
• said second contact contour also moving when there is movement of said second driver limb with respect to said first driver limb, said second contact contour bearing against said first contact contour after passing through the pivoting path.