US 11,767,909 B2
Power transmission device and vehicle
Kenjiro Yasui, Shizuoka (JP); Yusuke Suzuki, Shizuoka (JP); and Takayoshi Urushibata, Shizuoka (JP)
Assigned to Jatco Ltd, Fuji (JP); and Nissan Motor Co., Ltd., Yokohama (JP)
Appl. No. 17/794,871
Filed by JATCO LTD, Fuij (JP); and Nissan Motor Co., Ltd., Yokohama (JP)
PCT Filed Dec. 23, 2020, PCT No. PCT/JP2020/048068
§ 371(c)(1), (2) Date Jul. 22, 2022,
PCT Pub. No. WO2021/157236, PCT Pub. Date Aug. 12, 2021.
Claims priority of application No. 2020-018994 (JP), filed on Feb. 6, 2020.
Prior Publication US 2023/0074168 A1, Mar. 9, 2023
Int. Cl. F16H 57/04 (2010.01); B60K 6/40 (2007.10); B61K 13/04 (2006.01); B60K 6/405 (2007.10); B60K 13/04 (2006.01); F16H 57/02 (2012.01)
CPC F16H 57/0476 (2013.01) [B60K 6/405 (2013.01); B60K 13/04 (2013.01); F16H 57/02 (2013.01); F16H 57/0412 (2013.01); B60Y 2200/92 (2013.01); F16H 2057/02034 (2013.01); F16H 2057/02043 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A vehicle comprising:
a motor;
a gear mechanism connected downstream of the motor;
a box that has a motor chamber that houses the motor, and a gear chamber that houses the gear mechanism and lubricating oil, and
an exhaust pipe, wherein
a first cooling box, in which cooling liquid that cools the motor is introduced, is configured on an outer circumference of the motor,
a second cooling box, which is connected so that cooling liquid can circulate between the second cooling box and the first cooling box, is configured on an outer circumference of the box, and
the motor chamber is arranged at a position spaced further apart from the exhaust pipe than the gear chamber.