发明名称 |
COOLING A CONTROL DEVICE OF THE GEARBOX OF A MOTOR VEHICLE |
摘要 |
<p>A method of adjusting an operating temperature of a control device (2) of a motor vehicle automatic transmission. The transmission control has a hydraulic unit (3) and an electronic unit (4) with electronic modules. The control device (3)is situated in a transmission housing which is partially filled with transmission oil and at least partly surrounded by transmission oil. The control device (2) has a cooling device (5) by which at least part of the electronic unit (4) is cooled with the transmission oil. The transmission oil has a temperature ThetaC which is lower than a prevailing transmission oil temperature ThetaG. The electronic unit (4) is impinged upon with a defined volume flow of the transmission oil.</p> |
申请公布号 |
EP1135635(A1) |
申请公布日期 |
2001.09.26 |
申请号 |
EP19990973107 |
申请日期 |
1999.11.25 |
申请人 |
ZF BATAVIA, L.L.C. |
发明人 |
SOMMER, STEFAN;FESSLER, BERND |
分类号 |
F16H57/04;F16H61/00;(IPC1-7):F16H61/00 |
主分类号 |
F16H57/04 |
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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