A pump-head configured to couple with a bicycle inner tube valve stem or tubeless valve stem is provided. The pump-head includes a housing, inflation pin, a plurality of members and a biasing member. The housing has an attachment member that couples with an air source, the attachment member having an air inlet passage and a collar with a plurality of passages disposed about a periphery of the collar, the plurality of passages extending from an outer diameter of the collar to an inner bore. The inflation pin is coupled to the housing and the air inlet passage, the inflation pin having an end disposed within the inner bore. The members are associated with, and at least partially disposed in, one of the plurality of passages. A biasing member is disposed about the periphery of the plurality of members to biasing each of the members towards the inflation pin.


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    Title :

    Pump Head for Bicycle Tire Inner Tube with Pneumatic Valve


    Contributors:

    Publication date :

    2023-06-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16K VALVES , Ventile / B60C VEHICLE TYRES , Fahrzeugreifen



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