公开(公告)号：US10131220B2

公开(公告)日：2018-11-20

申请号：US15531383

申请日：2016-12-29

Applicant: Korea Advanced Institute of Science and Technology

Inventor： Dong Suk Kum ,  Jin Geon Kang ,  Hyun Jun Kim ,  Toumadher Barhoumi

IPC: B60K6/48 ,  B60K6/365

Abstract: A hybrid powertrain apparatus comprising a first planetary gear device including at least three rotary elements, a first motor, an output axis, and a second motor connected to a first rotary element, a second rotary element, and a third rotary element of the first planetary gear device; a first brake and a second brake provided to vary rotation restricting states of the first rotary element and the third rotary element relative to a fixing member; an engine variably connected to the first rotary element; a clutch configured to variably connect the first rotary element and the engine to vary a mutual rotation restricting state between the first rotary element and the engine; and a speed multiplication gear or a speed reduction gear between the clutch and the engine and connecting the clutch and the engine.