A pin assembly for insertion into a pin joint (4) of an aircraft landing gear (2) is disclosed. The pin assembly includes a reservoir (18) for storing a lubricating agent and a piston (22) mounted for reciprocal movement within the reservoir (18), the piston (22) dividing the reservoir into a first chamber (19a) and a second chamber (19b). A bi-directional flow path between the first and second chambers (19a, 19b) via the surface to be lubricated (33, 37) is provided by means of a first bi-directional flow path between the first chamber (19a) and the exterior of the pin assembly and a second bi-directional flow path between the second chamber (19b) and the exterior of the pin assembly. A pin assembly including an indicator system, and a pin insert in the form of a replaceable cartridge is also disclosed along with associated methods.


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    Title :

    LANDING GEAR JOINT LUBRICATION


    Additional title:

    SCHMIERUNG EINES FAHRWERKSGELENKS
    LUBRIFICATION DE JOINT DE TRAIN D'ATTERRISSAGE


    Contributors:

    Publication date :

    2025-05-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge / F16C SHAFTS , Wellen / F16N LUBRICATING , Schmierung



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