公开(公告)号：US20100167874A1

公开(公告)日：2010-07-01

申请号：US12591747

申请日：2009-11-30

申请人： Haruki SHIRASAKA ,  Yuji IWATSURU ,  Noriyuki TANI ,  Masayoshi KATO

发明人： Haruki SHIRASAKA ,  Yuji IWATSURU ,  Noriyuki TANI ,  Masayoshi KATO

IPC分类号： B60W10/02

CPC分类号： F16H61/0021 ,  F02N11/0833 ,  F16H61/0206 ,  F16H2061/0034 ,  F16H2312/14 ,  Y02T10/48 ,  Y10T477/6425

摘要： A vehicle drive unit includes a clutch pressure control valve that controls hydraulic pressure for operating the clutch; a clutch control valve that is provided in a first oil passage between the clutch pressure control valve and the clutch, and that controls hydraulic pressure in an engagement state between full engagement and disengagement of the clutch; a second oil passage that bypasses the clutch control valve and that is arranged parallel to the first oil passage; and a shift valve that connects, to an oil passage connected to the clutch, the first oil passage when controlling the engagement state between full engagement and disengagement of the clutch, and the second oil passage when not controlling the engagement state between full engagement and disengagement of the clutch.

摘要翻译： 车辆驱动单元包括控制用于操作离合器的液压的离合器压力控制阀; 离合器控制阀，设置在离合器压力控制阀和离合器之间的第一油路中，并且控制在离合器的完全接合和分离之间的接合状态下的液压; 第二油路，其绕过离合器控制阀并且平行于第一油路布置; 以及换档阀，当控制所述离合器的完全接合和分离之间的接合状态时，所述第二油路连接到连接到所述离合器的油路，所述第二油路在不控制完全接合和分离之间的接合状态时 的离合器。