This rapid descent device comprises a valve comprising two chambers, at least one rub strip fastened to the body of the current-collector bow of the pantograph, intended to come into contact with the overhead wire and equipped with degradation detection circuit, at least one supply line of fluid to the main chamber of the valve, at least one feed line intended to feed this fluid to the pilot chamber of the valve, as well as at least one detection line extending from the pilot chamber of the valve, to feed a respective detection circuit.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.


    Access

    Download


    Export, share and cite



    Title :

    Rapid descent device for a pantograph


    Contributors:

    Publication date :

    2023-01-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    RAPID DESCENT DEVICE FOR A PANTOGRAPH

    GEOFFROY PHILIPPE | European Patent Office | 2021

    Free access

    Pantograph emergency descent device

    HWANG SUNG WOON / KIM KI NAM | European Patent Office | 2023

    Free access

    TRAIN PANTOGRAPH AUTOMATIC DESCENT SYSTEM

    ENOMOTO TOSHIKATSU / HIGASHI SHINJI / MIZUTANI NORIHITO | European Patent Office | 2017

    Free access


    Pantograph head driving device, pantograph and charging pantograph

    WEI WEI / FANG CHUNYANG / MU BEIBEI et al. | European Patent Office | 2021

    Free access