Hyundai Motor Company

Kia Corporation

Cheolho Jang

Minsu Kim

Sueng Ho Lee

Jihyun Park

Byunghoon Yang

Yoh Han Kim

Jeong Soo Park

Jeong Mo Jang

Weon Jae Lee

A power transmission apparatus may include a first motor-generator including a first stator fixed to a first housing, and a first rotor; a second motor-generator including a second stator fixed to a second housing and a second rotor; a first planetary gear set including first and third rotation elements connected to the first rotor and a first wheel, respectively, and a third rotation element; a second planetary gear set including fourth, fifth and sixth rotation elements connected to the second rotor, a second wheel, and the third rotation element, respectively; a first clutch selectively locking up the first planetary gear set by selectively connecting two out of the first to third rotation elements; a second clutch selectively locking up the second planetary gear set by selectively connecting two of the fourth to sixth rotation elements; and a brake selectively fixing the third and sixth rotation elements to a third housing.

Power transmission apparatus for electric vehicle

Growing community of inventors

Hwaseong-si, South Korea

Cheolho Jang