A pump device includes a first pump that includes a first discharge portion and a second discharge portion, a first flow path that connects the first discharge portion and a first chamber of a cylinder, a second flow path that connects the second discharge portion and a second chamber of the cylinder, a second pump that includes a third discharge portion and a fourth discharge portion, a third flow path that connects the third discharge portion and the first chamber, a fourth flow path that connects the fourth discharge portion and the second chamber, a branch path that branches from the third flow path and reaches the tank, and an opening valve that opens the branch path, the opening valve being disposed in the branch path so as to open the branch path when a pressure in the second chamber is higher than a predetermined pressure.


    Access

    Download


    Export, share and cite



    Title :

    PUMP DEVICE AND TILT AND TRIM DEVICE FOR OUTBOARD MACHINE


    Contributors:

    Publication date :

    2016-06-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS



    Pump device and tilt and trim device for outboard machine

    TSUTSUI HAYATO / SAITO TAKAHIKO | European Patent Office | 2017

    Free access

    PUMP DEVICE, AND TILT/TRIM DEVICE OF OUTBOARD ENGINE

    TSUTSUI HAYATO / SAITO TAKAHIKO | European Patent Office | 2016

    Free access

    PUMP DEVICE AND TILT/TRIM DEVICE OF OUTBOARD ENGINE

    TSUTSUI HAYATO / SAITO TAKAHIKO | European Patent Office | 2016

    Free access

    TILT-TRIM SYSTEM FOR OUTBOARD MOTOR

    ICHIKAWA NORIYOSHI / SATO HIROKI | European Patent Office | 2020

    Free access

    TILT TRIM SYSTEM FOR OUTBOARD ENGINE

    ICHIKAWA NORIYOSHI / SATO HIROKI | European Patent Office | 2020

    Free access