Cooking appliance, - with an outer casing positioned in an operator control unit; - with at least one operator control knob, which is able to be moved within the outer casing in the direction of a position which can be reached by the operator; - with a gas tap, which is controlled by means of the operator control knob; - with a connecting element, which is arranged between the operator control knob and the gas tap, - with a gas pipe, which is connected to the gas tap at one end and to a burner at the other end, - with a motion transfer element, which has an arm coupled to the operator control knob, - wherein the operator control knob is installed in the operator control unit by means of the outer casing, in which the operator control knob is positioned, - wherein the motion transfer element is rotatably mounted in an opening embodied in the outer casing, - wherein the cooking appliance comprises a joint, characterised in that - the motion transfer element has a recess on the end opposite the arm, - the joint is movably mounted within the recess at one end and installed in the tap shaft at the other end such that it transfers the movement of the motion transfer element to the shaft, wherein the connecting element comprises the motion transfer element, - the operator control knob can be depressed, - the recess in the motion transfer element is in the shape of a circular bearing, - the recess comprises a channel in each of its two opposing edges, - the joint has a spherical head, so that it moves in a circular manner within the recess and - the spherical head of the joint has a peg passed through it, so that the two ends thereof remain outside, in order thus to be mounted in the channels belonging to the motion transfer element in the connecting element. - with an outer casing positioned in an operator control unit; - with at least one operator control knob, which is able to be moved within the outer casing in the direction of a position which can be reached by the operator; - with a gas tap, which is controlled by means of the operator control knob; - with a connecting element, which is arranged between the operator control knob and the gas tap, - with a gas pipe, which is connected to the gas tap at one end and to a burner at the other end, - with a motion transfer element, which has an arm coupled to the operator control knob, - wherein the operator control knob is installed in the operator control unit by means of the outer casing, in which the operator control knob is positioned, - wherein the motion transfer element is rotatably mounted in an opening embodied in the outer casing, - wherein the cooking appliance comprises a joint, characterised in that - the motion transfer element has a recess on the end opposite the arm, - the joint is movably mounted within the recess at one end and installed in the tap shaft at the other end such that it transfers the movement of the motion transfer element to the shaft, wherein the connecting element comprises the motion transfer element, - the operator control knob can be depressed, - the recess in the motion transfer element is in the shape of a circular bearing, - the recess comprises a channel in each of its two opposing edges, - the joint has a spherical head, so that it moves in a circular manner within the recess and - the spherical head of the joint has a peg passed through it, so that the two ends thereof remain outside, in order thus to be mounted in the channels belonging to the motion transfer element in the connecting element.