The present invention relates to a primary gasket (1) for a cylinder assembly (100), wherein said cylinder assembly (100) comprises a cylinder (101) and a float (102) slidingly accommodated in a float housing (104) delimited by a cylinder wall (103) of said cylinder (101) for pressurizing a fluid, wherein the primary gasket (1) comprises an annular body (2), which extends circumferentially at least along a circumferential direction (C-C) about an axial direction (X-X), wherein said primary gasket (1) defines a radial direction (R-R) perpendicular to said axial direction (X-X) and said circumferential direction (C-C), wherein said annular body (2) is configured to be accommodated in a primary gasket housing (105) defined in said cylinder wall (103), wherein the primary gasket housing (105) is delimited radially by an axial housing wall (107) and axially by a first radial housing wall (108) and a second radial housing wall (109) connected to said axial housing wall (107), wherein said annular body (2) comprises an inner lip (4), a central lip (5), an outer lip (6), and a back portion (3), wherein the back portion (3) comprises a back abutment surface (13) configured to abut against the first radial housing wall (108) of said primary gasket housing (105),wherein the inner lip (4), the central lip (5), and the outer lip (6) extend axially from the back portion (3), on the side opposite to the back abutment surface (13), radially spaced apart from one another, wherein the inner lip (4) is configured to form a seal with said float (102), wherein the outer lip (6) is configured to form a seal with said axial housing wall (107), wherein the central lip (5) comprises an annular lip body (14), which extends axially between said back portion (3) and a central lip edge (15), wherein the annular lip body (14) has a central lip thickness (S) along said radial direction (R-R), wherein the central lip edge (15) comprises at least one central lip abutment portion (7) configured to abut against the second radial wall (109), wherein the central lip (5) comprises at least one radial opening (9), wherein said at least one radial opening (9) passes through the central lip thickness (S) defining a closed side opening profile (8) in said annular body (14).


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    Title :

    PRIMARY GASKET FOR A CYLINDER ASSEMBLY, CYLINDER ASSEMBLY


    Additional title:

    PRIMÄRDICHTUNG FÜR EINE ZYLINDERANORDNUNG, ZYLINDERANORDNUNG
    JOINT D'ÉTANCHÉITÉ PRIMAIRE POUR ENSEMBLE CYLINDRE, ENSEMBLE CYLINDRE


    Contributors:
    CARRARA MARCO (author) / MAZZEI LUCA (author) / SALA PAOLO (author)

    Publication date :

    2025-03-19


    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 / F16J Kolben , PISTONS



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