To provide a steering gear for vessel capable of suppressing collision noise of peripheral wall of a groove of a steering lever with a pin at starting of actuation of an actuator.SOLUTION: A steering gear for a vessel includes: a first electric actuator; a second electric actuator arranged in parallel to the first electric actuator; a first pin provided on one end of a rod of the first electric actuator and inserted into a groove formed on one end of a steering lever; a second pin provided on one end of a rod of the second electric actuator and inserted into a groove formed on the other end of the steering lever; a first cylinder forming a first pressure chamber where hydraulic fluid having pressure force work on the other end of the rod of the first electric actuator is conducted; a second cylinder forming a second pressure chamber where hydraulic fluid having pressure force work on the other end of the rod of the second electric actuator is conducted; a fluid pressure passage for connecting the first pressure chamber and the second pressure chamber; and a pressure retaining device for maintaining pressure of the fluid pressure passage to be equal to or more than a prescribed pressure.SELECTED DRAWING: Figure 1

    【課題】アクチュエータの作動開始時における舵柄の溝の周壁とピンとの衝突音の発生を抑止することができる舶用操舵装置を提供する。【解決手段】舶用操舵装置は、第1電動アクチュエータと、第1電動アクチュエータと平行に配置された第2電動アクチュエータと、第1電動アクチュエータのロッドの一端に設けられ、舵柄の一端に形成された溝内に挿入された第1ピンと、第2電動アクチュエータのロッドの一端に設けられ、舵柄の他端に形成された溝内に挿入された第2ピンと、第1電動アクチュエータのロッドの他端に圧力を作用させる作動液が導入される第1圧力室を形成する第1シリンダと、第2電動アクチュエータのロッドの他端に圧力を作用させる作動液が導入される第2圧力室を形成する第2シリンダと、第1圧力室と第2圧力室とを接続する液圧流路と、液圧流路の圧力を所定圧力以上に保つ圧力保持装置とを備える。【選択図】図1


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    Title :

    STEERING GEAR FOR VESSEL


    Additional title:

    舶用操舵装置


    Contributors:

    Publication date :

    2020-08-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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