To provide a steering assist device for a saddle-riding type vehicle which can improve effect of vehicle body stabilization even in the situation where a tire is easy to slip.SOLUTION: A steering assist device control apparatus performs first control (step S54) for reducing wobble suppression component (wobble suppression assist torque Tw) in assist torque as a vehicle body behavior rate is larger when a yaw angular velocity Y detected by a vehicle body angular velocity sensor is less than a predetermined angular velocity threshold Y1. The control apparatus shifts to second control (step S53) for increasing the wobble suppression assist torque Tw as the vehicle body behavior rate is larger when the yaw angular velocity Y becomes the angular velocity threshold Y1 or more.SELECTED DRAWING: Figure 9

    【課題】タイヤがスリップしやすい状況でも車体の安定化の効果を高めることができる鞍乗り型車両の操舵アシスト装置を提供する。【解決手段】操舵アシスト装置の制御装置は、車体角速度センサが検知するヨー角速度Yが予め定めた角速度閾値Y1未満の場合は、車体挙動レートが大きいほどアシストトルクの内のふらつき抑制成分(ふらつき抑制アシストトルクTw)を小さくする第一の制御(ステップS54)を行う。制御装置は、ヨー角速度Yが角速度閾値Y1以上になった場合は、車体挙動レートが大きいほどふらつき抑制アシストトルクTwを大きくする第二の制御(ステップS53)に移行する。【選択図】図9


    Access

    Download


    Export, share and cite



    Title :

    STEERING ASSIST DEVICE FOR SADDLE-RIDING TYPE VEHICLE


    Additional title:

    鞍乗り型車両の操舵アシスト装置


    Contributors:

    Publication date :

    2021-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62K Fahrräder , CYCLES / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS



    STEERING ASSIST DEVICE, SADDLE-RIDING TYPE VEHICLE, AND STEERING ASSIST METHOD

    TOYODA TAKESHI / HARA NOBUO / FUKUHARA YUKIE et al. | European Patent Office | 2017

    Free access

    STEERING ASSIST DEVICE, SADDLE-RIDING TYPE VEHICLE, AND STEERING ASSIST METHOD

    TOYODA TAKESHI / HARA NOBUO / FUKUHARA YUKIE et al. | European Patent Office | 2017

    Free access

    STEERING STRUCTURE FOR SADDLE RIDING TYPE VEHICLE

    UENO HIROTSUGU / CARBONARA MAURIZIO / MIYAGAWA SHINOBU | European Patent Office | 2018

    Free access

    STEERING DAMPER DEVICE FOR SADDLE-RIDING TYPE VEHICLE

    ITABASHI TAKEYASU / GOGO KAZUHIKO | European Patent Office | 2019

    Free access

    ROTATION ASSIST DEVICE, SADDLE-RIDING TYPE VEHICLE, AND ROTATION ASSIST METHOD

    TOYODA TAKESHI / HARA NOBUO / FUKUHARA YUKIE et al. | European Patent Office | 2017

    Free access