A power connection device is provided for transmitting electric power from an external power source to a working machine). The working machine has an undercarriage and a superstructure, and the undercarriage and the superstructure are pivotable relative to each other about a substantially vertical pivot axis. The power connection device includes a first power conductor member which is adapted to be pivotally arranged relative to the undercarriage and the superstructure about the substantially vertical pivot axis.
A POWER CONNECTION DEVICE
2017-05-04
Patent
Electronic Resource
English
Charging pile power connection device and power connection method
European Patent Office | 2020
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