| 主权项 |
1. A pressing device for a current collector transferring energy from a current rail to a vehicle, wherein the pressing device moves a contact shoe unit of the current collector relative to the current rail presses the contact shoe in a sliding contact position against the current rail for producing a sliding contact, wherein the pressing device comprises:
a holding unit, wherein the holding unit attaches the rocker unit to a carrier device of the current collector; and a rocker unit including a spring unit, the spring unit having a helical spring rotatably biasing the rocker unit about an axis, such that the contact shoe unit is movable in only one direction into a sliding contact position, the spring unit including a shaft, wherein the helical spring is non-rotatably connected with the shaft, and the rocker unit comprises a sleeve surrounding the spring unit and rotatably mounted on the holding unit. |
