A top end face of a respective segment of a housing (11) holds a segment top face horizontal seal (51), a sealing face of which touches a rear face of a top cover (13) the top cover rear face holds an upper ring seal (53), a sealing face of which touches an outer circumferential edge of an upper end face of a rotor (12), and also touches a sealing face inner edge of the segment top face horizontal seal and a sealing face inner edge of an upper horizontal vane seal (12g) of a rotor vane (12d), respectively, at an outer circumferential edge portion of the upper ring seal the top cover rear face holds an upper outer ring seal (55), a sealing face of which touches an inner circumference of a housing top end face, and also touches a sealing face outer edge of the segment top face horizontal seal and a sealing face outer edge of the rotor upper horizontal vane seal, respectively, at an inner circumferential edge portion of the upper outer ring seal; and the respective sealing faces and sealing face edge portions of the abovementioned respective seals are pushed against the respective mate faces and mate edges by hydraulic pressure led from the working oil chambers (15A, 15B, 15C) that become high pressure side, and applied to the respective rear faces.


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    Title :

    Working oil chamber sealing system of rotary vane steering gear actuator


    Additional title:

    Funktionierendes Ölkammerdichtungssystem von Drehschieberlenkgetriebeaktuator
    Système d'étanchéité de chambre à huile de travail d'un actionneur rotatif à palette


    Contributors:

    Publication date :

    2015-10-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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