CONTROL DEVICE

PROBLEM TO BE SOLVED: To provide a control device capable of shortening a time from switching to a parking range by a range selection device to locking of a wheel, while suppressing torsional torque remaining in a power transmission passage between a locked member and the wheel.SOLUTION: A control d...

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Bibliographische Detailangaben
Hauptverfasser: SUKENARI YUKIYASU, IWANAKA MAKOTO, UEDA YOSUKE
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a control device capable of shortening a time from switching to a parking range by a range selection device to locking of a wheel, while suppressing torsional torque remaining in a power transmission passage between a locked member and the wheel.SOLUTION: A control device 30 executes a lock timing adjustment control to engage an engagement member with a locked member, after a determination index based on at least a rotating speed ratio or rotating speed difference between an input-side rotary member and an output-side rotary member of a fluid joint, reaches a first determination threshold value or less, in a case when a forward range or a reverse range is switched to a parking range by a range selection device 91.SELECTED DRAWING: Figure 1 【課題】被ロック部材と車輪との間の動力伝達経路に残留する捩れトルクを小さく抑えつつ、レンジ選択装置によるパーキングレンジへの切り替えから車輪がロックされるまでの時間の短縮を図ることが可能な制御装置を実現する。【解決手段】制御装置30は、レンジ選択装置91により前進レンジ又は後進レンジからパーキングレンジに切り替えられた場合に、流体継手の入力側回転部材と出力側回転部材との間の回転速度比又は回転速度差に少なくとも基づく判定指標が第一判定閾値以下になった後に、係合部材を被ロック部材に係合させるロック時期調整制御を実行する。【選択図】図1