公开(公告)号：US11781640B2

公开(公告)日：2023-10-10

申请号：US17924713

申请日：2020-05-12

申请人： NISSAN MOTOR CO., LTD.

发明人： Yusuke Matsuda ,  Takehito Harata

IPC分类号： F16H57/04

CPC分类号： F16H57/0424 ,  F16H57/045 ,  F16H57/0412 ,  F16H57/0457 ,  F16H57/0476

摘要： A drive device includes a housing, and a rotary electric machine and a transmission housed in the housing. A lubricating oil for lubricating a gear of the transmission is stored in a bottom portion of the housing. The housing includes a refrigerant passage through which a refrigerant for cooling the rotary electric machine flows, and a storage portion adjacent to the refrigerant passage and configured to temporarily store the lubricating oil scooped up by the gear of the transmission.