A flush valve comprising: a valve housing (10) defining a port (20); and a valve plate (30) arranged to rotate in a plane, relative to the port, such as to vary a degree of coverage of the port by the valve plate depending on the rotational position of the plate; the flush valve further comprising: a component (62) that rotates with the valve plate; a code (70, 70', 70") formed of gradated markings provided on the component, the gradated markings formed such that a characteristic of the code varies across the component in the rotation direction; and a code reader (75), fixed relative to the valve housing, and positioned to read the code as it passes the code reader on rotation of the valve plate.


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    Title :

    FLUSH VALVE POSITION DETECTION


    Additional title:

    ERKENNUNG DER POSITION EINES SPÜLVENTILS
    DÉTECTION DE POSITION DE SOUPAPE DE CHASSE D'EAU


    Contributors:

    Publication date :

    2025-01-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E03F SEWERS , Abwasserkanäle / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen



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