发明名称 Method and apparatus for controlling the shifting of an automatic transmission
摘要 <p>In an automatic transmission, transient control of the working oil pressures for friction elements whose state is to be switched is normally carried out in accordance with a degree of shift development determined based on at least a vehicle speed. When the vehicle speed is too low to provide determination of the degree of shift development, transient control of the working oil pressures for the friction elements is carried out in accordance with elapsed time from shift instead of normal transient control. <IMAGE></p>
申请公布号 EP1188965(B1) 申请公布日期 2008.08.06
申请号 EP20010122218 申请日期 2001.09.17
申请人 JATCO LTD 发明人 SAITO, YUJI
分类号 F16H61/02;F16H61/04;F16H59/44;F16H59/70;F16H61/06;F16H61/20 主分类号 F16H61/02
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