"train roof thing": Pantograph. https://en.wikipedia.org/wiki/Pantograph_(transp...

		dredmorbius on June 27, 2019 \| parent \| context \| favorite \| on: Why U.S. Cities Aren’t Using More Electric Buses "train roof thing": Pantograph. https://en.wikipedia.org/wiki/Pantograph_(transport) Though for ground-leven / "third rail" conductors, a sliding shoe is more appropriate.