Hyundai Motor Company

Kia Corporation

Suhyeon Maeng

Jieun Kim

Sun Sung Kwon

Baekyu Kim

Chulmin Ahn

SungGon Byun

Junyoung Ha

Yohan Kim

Donghui Cheon

A planetary gear apparatus for a power transmission apparatus including a transmission housing includes a sun gear provided on a first shaft, first and second planet carriers rotatably supporting pinion gears gear-engaged with the sun gear, and a ring gear gear-engaged with the pinion gears, where an internal circumference of the sun gear is spline-engaged with an external circumference of the first shaft, where first and second support shafts are fixed to first and second side surfaces of the ring gear, respectively, where the first support shaft is rotatably supported by a supporting frame fixed to the transmission housing, interposing a first bearing, where the second support shaft is rotatably supported by the transmission housing, interposing a second bearing, where the first planet carrier is rotatably supported by the first support shaft interposing a third bearing, and where the second planet carrier is fixedly connected to a connection end portion of a second shaft.

Planetary gear set for power transmission apparatus

Growing community of inventors

Seoul, South Korea

Suhyeon Maeng