Torque limiting coupling, arranged rotatably around a longitudinal axis, comprising: a coupling hub having circumferentially distributed through-openings, driving members arranged displaceable parallel to the longitudinal axis in the through-openings of the coupling hub, a coupling sleeve having first recesses corresponding to the through-openings, a switching disc that is rotatable relative to the coupling hub between a coupling position and a decoupling position and that has second recesses corresponding to the through-openings, wherein the driving members engage in the decoupling position in the second recesses, and when a predetermined threshold torque is exceeded the switching disc is transferable from the coupling position into the decoupling position by a rolling movement of the driving members, a first spring element axially biasing the switching disc, wherein during the torque transmission between the coupling hub and the coupling sleeve the driving members are biased by the switching disc against the coupling sleeve and wherein in the coupling position the driving members are held in the first recesses for torque transmission, a second spring element biasing the switching disc in a circumferential direction towards the coupling position, and at least one locking element (15, 15', 15") that is displaceable between a locking position and an unlocking position, characterized in that the locking element (15, 15', 15") is biased towards the locking position, wherein the locking element (15, 15', 15") is transferable into the locking position in the decoupling position of the switching disc, in which locking position the locking element (15, 15', 15") is supported in the circumferential direction against the coupling hub and against the switching disc and in which the switching disc is locked against rotation relative to the coupling hub, and that the at least one locking element (15, 15', 15") is further transferable into the locking position in the coupling position of the switching disc, in which locking position the locking element (15, 15', 15") is supported in the circumferential direction against the coupling hub and against the switching disc and in which the switching disc is locked against rotation relative to the coupling hub. a coupling hub having circumferentially distributed through-openings, driving members arranged displaceable parallel to the longitudinal axis in the through-openings of the coupling hub, a coupling sleeve having first recesses corresponding to the through-openings, a switching disc that is rotatable relative to the coupling hub between a coupling position and a decoupling position and that has second recesses corresponding to the through-openings, wherein the driving members engage in the decoupling position in the second recesses, and when a predetermined threshold torque is exceeded the switching disc is transferable from the coupling position into the decoupling position by a rolling movement of the driving members, a first spring element axially biasing the switching disc, wherein during the torque transmission between the coupling hub and the coupling sleeve the driving members are biased by the switching disc against the coupling sleeve and wherein in the coupling position the driving members are held in the first recesses for torque transmission, a second spring element biasing the switching disc in a circumferential direction towards the coupling position, and at least one locking element (15, 15', 15") that is displaceable between a locking position and an unlocking position, characterized in that the locking element (15, 15', 15") is biased towards the locking position, wherein the locking element (15, 15', 15") is transferable into the locking position in the decoupling position of the switching disc, in which locking position the locking element (15, 15', 15") is supported in the circumferential direction against the coupling hub and against the switching disc and in which the switching disc is locked against rotation relative to the coupling hub, and that the at least one locking element (15, 15', 15") is further transferable into the locking position in the coupling position of the switching disc, in which locking position the locking element (15, 15', 15") is supported in the circumferential direction against the coupling hub and against the switching disc and in which the switching disc is locked against rotation relative to the coupling hub.