公开(公告)号：US20210254687A1

公开(公告)日：2021-08-19

申请号：US17256540

申请日：2019-06-28

Applicant: BYD COMPANY LIMITED

Inventor： Zhenyang LI ,  Jilong CHEN ,  Cailin FU

IPC: F16H3/78 ,  F16H3/48

Abstract: A transmission, a power-driven system, and a vehicle are provided. The transmission includes a first planetary gear mechanism, a second planetary gear mechanism, an input shaft, an intermediate shaft, a first synchronizer, and a second synchronizer. A second planet carrier in the second planetary gear mechanism is connected to an output end of the transmission. The input shaft is connected to a first sun gear. A first ring gear is connected to the intermediate shaft. The intermediate shaft is connected to a second sun gear. The first synchronizer secures a first planet carrier to a housing of the transmission or connects the first planet carrier to the first sun gear. The second synchronizer secures a second ring gear to the housing of the transmission or connects the second ring gear to the first ring gear.