发明名称 |
Hydraulic pressure control apparatus for automatic transmission of vehicle |
摘要 |
A hydraulic pressure control apparatus for controlling an automatic transmission of an automotive vehicle, with a pressurized working fluid delivered from a hydraulic pump driven by an electric motor, wherein a pump control device is operated upon starting of the electric motor to start the hydraulic pump, for controlling the electric motor, such that a rate of increase of the operating speed of the hydraulic pump decreases with a decrease in the temperature of the working fluid detected by a temperature detector.
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申请公布号 |
US6565473(B2) |
申请公布日期 |
2003.05.20 |
申请号 |
US20020046235 |
申请日期 |
2002.01.16 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
ENDO HIROATSU;ITO MASATOSHI;OZEKI TATSUYA |
分类号 |
B60K6/485;B60K6/543;B60L15/20;B60W10/30;B60W20/00;B62D5/065;B62D5/07;F04B49/06;F04C2/344;F04C14/06;F04C14/08;F16H59/72;F16H61/00;F16H61/02;F16H61/662;(IPC1-7):F16H31/00 |
主分类号 |
B60K6/485 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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