Current collector for a non-track-bound, electrically driven vehicle for feeding electrical energy from a twopole overhead line system with two contact wires (3, 4), comprising - an adjustable lower arm, which can be connected to the vehicle in a rotatable manner via a base joint, - two upper arms (7, 10), which are connected to the lower arm in a rotatable manner via a knee joint (8, 11) in each case and each carry a contact rocker (9, 12) for contacting one of the contact wires (3, 4) in each case, - two coupling rods (16, 18), which are connected to one of the upper arms (7, 10) in a rotatable manner in each case via a coupling joint (17, 19) in each case and are hinged such that an adjustment of the lower arm forces an adjustment of the upper arms (7, 10), and - a compensating rocker for compensating a height difference between the contact rockers (9, 12), which has a rocker stand and a rocker bar connected thereto in a rotatable manner via a rocker joint, - wherein the rocker stand can be connected to the vehicle in a rotatable manner via a base joint and the rocker bar is connected to the coupling rods (16, 18) in a rotatable manner via compensating joints (25, 26) arranged on both sides of the rocker joint in each case, characterised by - at least one end stop element (27, 28), which can be connected to the vehicle, for a sensing element arranged on one side of the rocker bar for restricting a rotary movement of the rocker bar about a rocker joint axis of the rocker joint, - wherein, when adjusting the lower arm, the sensing element senses a path in the shape of a circular arc, and - wherein the end stop element (27, 28) has an arc-shaped striking path (34a, 34b) for the sensing element. - an adjustable lower arm, which can be connected to the vehicle in a rotatable manner via a base joint, - two upper arms (7, 10), which are connected to the lower arm in a rotatable manner via a knee joint (8, 11) in each case and each carry a contact rocker (9, 12) for contacting one of the contact wires (3, 4) in each case, - two coupling rods (16, 18), which are connected to one of the upper arms (7, 10) in a rotatable manner in each case via a coupling joint (17, 19) in each case and are hinged such that an adjustment of the lower arm forces an adjustment of the upper arms (7, 10), and - a compensating rocker for compensating a height difference between the contact rockers (9, 12), which has a rocker stand and a rocker bar connected thereto in a rotatable manner via a rocker joint, - wherein the rocker stand can be connected to the vehicle in a rotatable manner via a base joint and the rocker bar is connected to the coupling rods (16, 18) in a rotatable manner via compensating joints (25, 26) arranged on both sides of the rocker joint in each case, - at least one end stop element (27, 28), which can be connected to the vehicle, for a sensing element arranged on one side of the rocker bar for restricting a rotary movement of the rocker bar about a rocker joint axis of the rocker joint, - wherein, when adjusting the lower arm, the sensing element senses a path in the shape of a circular arc, and - wherein the end stop element (27, 28) has an arc-shaped striking path (34a, 34b) for the sensing element.