| 摘要 |
PROBLEM TO BE SOLVED: To provide a power transmission apparatus for a hybrid system capable of lowering a processing load for a housing, in the power transmission apparatus for the hybrid system in which an oil pump is fixed to the housing storing a hydraulic motor.SOLUTION: A power transmission apparatus 10 includes a motor 19 having a rotating shaft 15 connected to a crankshaft 12 of an engine 11 via a clutch 17 and serving as an output shaft. Oil for cooling the motor 19 is reserved in an oil pan 55 and is supplied by an oil pump 57, from a supply port 61 formed on the top of a motor housing 24 to a motor chamber 26 through an oil passage 77 on a partition wall 29. The oil pump 57 has a delivery port to a clutch chamber 25, and the oil passage 77 has an inlet to the clutch chamber 25. The delivery port and the inlet are connected to each other through an oil pipe 79 disposed in the clutch chamber 25. |
