To improve a riding comfort.SOLUTION: A control device brings a K0-clutch into a release state, brings a stepped gear change mechanism into a neutral state that a power transmission path is disconnected by bringing a second clutch C2 out of a plurality of engagement elements into an engagement state, and also bringing the other engagement element including a first clutch C1 into a release state, and allows inertia traveling (t0). When changing a grip to the first clutch C1 from the second clutch C2, a control device calculates an input rotational speed of an input member at the formation of a prescribed gear change stage on the basis of a rotational speed of an output member and a gear ratio of a prescribed gear change stage (t1), starts a release operation of the second clutch C2 after making a rotational speed of a rotating electric machine synchronized with an input rotational speed (t3), and brings the first clutch C1 into an engagement state after bringing the second clutch C2 into a release state (t4), thus changing the grip to the first clutch C1 from the second clutch C2.SELECTED DRAWING: Figure 4

    【課題】乗り心地を向上する。【解決手段】制御装置は、K0クラッチを解放状態にして、有段変速機構を、複数の係合要素のうち第2クラッチC2を係合状態にすると共に第1クラッチC1を含む他の係合要素を解放状態にして、動力伝達経路を切断したニュートラル状態にして惰性走行する(t0)。制御装置は、第2クラッチC2から第1クラッチC1に掴み換えをする際に、出力部材の回転速度と所定変速段のギヤ比とに基づいて、所定変速段を形成した場合における入力部材の入力回転速度を演算し(t1)、回転電機の回転速度を入力回転速度に同期させてから、第2クラッチC2の解放動作を開始し(t3)、第2クラッチC2を解放状態にしてから第1クラッチC1を係合状態にすることで(t4)、第2クラッチC2から第1クラッチC1に掴み換える。【選択図】図4


    Access

    Download


    Export, share and cite



    Title :

    AUTOMATIC TRANSMISSION


    Additional title:

    自動変速機


    Contributors:

    Publication date :

    2021-10-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    AUTOMATIC TRANSMISSION

    YAMAKAWA SHOTA / IWASAKI TATSUHIKO / ISHIZAKA TOMOTAKA | European Patent Office | 2019

    Free access

    AUTOMATIC TRANSMISSION

    MATSUBARA RYOTARO | European Patent Office | 2019

    Free access

    AUTOMATIC TRANSMISSION

    DUONG HUNG | European Patent Office | 2019

    Free access

    Automatic transmission

    SAJI KOSHIRO / KAMADA SHINYA / NAGAI SHOTARO | European Patent Office | 2018

    Free access

    AUTOMATIC TRANSMISSION

    WATANABE KENICHI / MORITA TAKESHI | European Patent Office | 2016

    Free access