A power transmission device of a hybrid vehicle is disclosed. According to an embodiment of the present invention, the power transmission device of a hybrid vehicle comprises: an input shaft; an output gear; a first planetary gear set disposed on the input shaft; a second planetary gear set disposed on the same axial line with the first planetary gear set; a third planetary gear set disposed on the same axial line with the second planetary gear set; a first rotational shaft; a second rotational shaft directly connected to the output gear; a third rotational shaft directly connected to the input shaft; a fourth rotational shaft directly connected to a second motor/generator; a fifth rotational shaft selectively connected to a transmission housing; a sixth rotational shaft connected to the transmission housing; and three frictional factors.
POWER TRANSMISSION SYSTEM OF HYBRID ELECTRIC VEHICLE
2015-09-07
Patent
Electronic Resource
Korean
Hybrid power transmission system and hybrid electric vehicle
European Patent Office | 2022
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