A valve assembly (1) comprising a body (2) having a seat (3) communicating with at least: - a main port (4) and a secondary port (5) connectable to the braking system of a towing vehicle and able to receive a first and a second pressure signal, respectively; - an unloading port (6) connectable to an unloading tank; - a control port (7) connectable to a first male coupling (8) of the towing vehicle; - an additional port (9) connectable to a second male coupling (10) of the towing vehicle; within the seat (3) being accommodated in a sliding manner at least a spool (11) movable between at least a normal operating position, wherein the main port (4) and the secondary port (5) are put in communication with the control port (7) and with the additional port (9), respectively; at least a first emergency position, wherein the additional port (9) is put in communication with the unloading port (6), the main port (4) remaining in communication with the control port (7); and at least a second emergency position, wherein the control port (7) and the additional port (9) are put in communication with the unloading port (6).


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    Title :

    VALVE ASSEMBLY FOR TRAILER


    Additional title:

    ANHÄNGERVENTILANORDNUNG
    SYSTÈME DE SOUPAPE POUR REMORQUE


    Contributors:
    MAMEI ERONNE (author) / MAMEI ENRICO (author) / MAMEI ANDREA (author)

    Publication date :

    2019-04-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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