パンタグラフ (pantagurafu) Japanese meaning: pantograph | KotomoraWhen the train's pantograph separates from the overhead wire, sparks can sometimes fly.
I used a drafting pantograph to enlarge and copy the map.
Usage patterns
パンタグラフを上げるto raise the pantograph (to make contact with the overhead wire)
The driver raised the pantograph before departure.
パンタグラフを下げるto lower the pantograph (to break contact with the overhead wire)
They lowered the pantograph for inspection.
パンタグラフが故障するfor the pantograph to malfunction/break down
The pantograph broke down due to strong winds, and the train stopped.