PROBLEM TO BE SOLVED: To provide a variable force limiter control system for a vehicle that is switchable at a proper timing and capable of preventing or restraining erroneous switching when switching a mode of a force limiter load in response to the violence of a collision.SOLUTION: The present variable force limiter control system for a vehicle comprises a variable force limiter mechanism capable of switching a mode of a force limiter load applied to a seat belt at a collision of a vehicle from a high load mode to a low load mode, a relative speed sensor (prevention sensor) for detecting a relative speed of the vehicle and a colliding vehicle before they collide, an acceleration sensor (collision sensor) for detecting acceleration an of the vehicle, and a control device for predicting violence ΔV of the collision on the basis of a detection result from at least a relative speed sensor, and controlling mode switching of the force limiter load on the basis of both the prediction ΔV and the detected acceleration G of the collision sensor in an early stage of the collision of the vehicle.SELECTED DRAWING: Figure 11

    【課題】フォースリミッタ荷重のモードを衝突の激しさに応じて切替えるに際し、適切なタイミングで切替え可能でかつ誤切替えを防止又は抑制可能な車両用可変フォースリミッタ制御システムを得る。【解決手段】本車両用可変フォースリミッタ制御システムは、車両の衝突時にシートベルトにかかるフォースリミッタ荷重のモードを高荷重モードから低荷重モードに切替え可能な可変フォースリミッタ機構と、車両と衝突相手との衝突前に両者の相対速度を検出する相対速度センサ(予防センサ)と、車両の加速度を検出する加速度センサ(衝突センサ)と、少なくとも相対速度センサの検出結果に基づいて衝突の激しさΔVを予測し、当該予測ΔVと、車両の衝突初期における衝突センサの検出加速度Gとの両方に基づいて、フォースリミッタ荷重のモード切替えを制御する制御装置と、を備えている。【選択図】図11


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    Title :

    VARIABLE FORCE LIMITER CONTROL SYSTEM FOR VEHICLE


    Additional title:

    車両用可変フォースリミッタ制御システム


    Contributors:

    Publication date :

    2018-08-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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