A method and portable apparatus for servicing a shock absorber 102 on a landing gear assembly (108, figure 1) of an aircraft (101) in a weight-on-wheels state is described. The shock absorber comprises at least one chamber (111, figure 4) containing both hydraulic fluid (135) and a gas (121) in fluid communication with each other. Gas is exhausted from the chamber. Dissolved gas is degassed from the hydraulic fluid. The portable apparatus (117, figure 5a) comprises a gas source, such as a gas cylinder (120), and a hydraulic fluid source (128). The amount of hydraulic fluid in the chamber is corrected. A pre-set mass of gas is then delivered into the chamber. More accurate servicing of a shock absorber may be provided since account is additionally taken of gas dissolved in hydraulic fluid.


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    Titel :

    Servicing of landing gear shock absorbers


    Beteiligte:
    OLIVER POUNTNEY (Autor:in) / ALAN SHEPHERD (Autor:in)

    Erscheinungsdatum :

    2017-02-15


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen / B64C AEROPLANES , Flugzeuge



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