| 摘要 |
In an apparatus for tapping current from a busbar by means of a roller which is arranged, for example, on a trolley, the one roller is also intended to have associated with it at least one further roller, adjacent to it and at a distance from the same busbar. In addition, at least one further busbar is provided parallel to said busbar on which further rollers for tapping current roll. In addition, each roller is assigned a connection to an electrical load and a contact spring leads from the connection to the roller circumference and makes contact at the roller circumference.
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