Hinge mechanism for connection of a vehicle bonnet to the vehicle

The hinge (1) has an upper hinge wing (3) with upper and lower parts (4, 5) that are articulately connected with each other. A relative motion of the upper part takes place in relation to the lower part from a normal position into a crash position after separation of a connection (6) by a separating equipment, where the connection fixing the upper part with the lower part. The upper part lying in the normal position over a stopper element against a limiting element of the lower part. A contact surface running parallel to an adjustment direction of the upper part in relation to the lower part. The stopper and limiting element exhibit a plastic coating.