发明名称 |
Hydraulic system of a gear box |
摘要 |
An automatic vehicle transmission comprises a first oil supply unit (10) with at least one mechanically driven first pump (11) and a second oil supply unit (20) with at least one electrically driven second pump (21), and a valve device (14) and a clutch system (1). The second oil supply unit (20) supplies the clutch system (1), during a first operating condition, and the first oil supply unit (10) supplies the clutch system (1), during a second operating condition. |
申请公布号 |
US8439805(B2) |
申请公布日期 |
2013.05.14 |
申请号 |
US20100704611 |
申请日期 |
2010.02.12 |
申请人 |
GRUNDLER RAINER;SCHMIDT THILO;POPP CHRISTIAN;ZELLER HEINRICH;ZF FRIEDRICHSHAFEN AG |
发明人 |
GRUNDLER RAINER;SCHMIDT THILO;POPP CHRISTIAN;ZELLER HEINRICH |
分类号 |
B60W10/02;B60W10/04;F04B49/00 |
主分类号 |
B60W10/02 |
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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