The rapid descent device comprises means for temporary shut out of the feeding of fluid of the main chamber, which reliably ensures the initial raising of the pantograph until the pantograph comes into contact with the overhead wire.
RAPID DESCENT DEVICE FOR A PANTOGRAPH
2021-04-29
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Pantograph head driving device, pantograph and charging pantograph
European Patent Office | 2021
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