发明名称 |
HYDRAULIC CONTROL APPARATUS |
摘要 |
A switching apparatus is provided in a hydraulic control apparatus having a fluid transmission apparatus; a lockup clutch; a switching valve that controls engagement of the lockup clutch; and a control oil pressure generation apparatus that pressurizes oil and outputs a control oil pressure to control activation of the switching valve. The switching apparatus executes a control to warm the oil input into the control oil pressure generation apparatus if the temperature of the oil is below a predetermined temperature and prohibits execution of the control to warm the oil input into the control oil pressure generation apparatus if the temperature of the oil equals or exceeds the predetermined temperature.
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申请公布号 |
US2011046861(A1) |
申请公布日期 |
2011.02.24 |
申请号 |
US20090936481 |
申请日期 |
2009.04.14 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
MORIYAMA SHUJI;MURAKAMI AKIRA;ICHIGE KEISUKE;NISHIZAWA HIROYUKI;IRITANI MASANORI;SUZUKI HIDEYUKI |
分类号 |
F16D25/12;F16H61/14 |
主分类号 |
F16D25/12 |
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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