Otis Elevator Company

Hongmin Zhu

Fengshu Yue

Jianguo Li

Jian Mg Cheng

Jie Hu

Jiangxing Huang

Du Dai

Shimao Chen

Jianye Yang

Jiawei Wu

Bingyin Cheng

Jinqi Yang

Yunyun Zhao

Yongbo Zhang

HuiSheng Zheng

Yongqing Chen

A direct-drive system for a passenger transportation apparatus, and a passenger transportation apparatus having same. The direct-drive system comprises: a motor comprising a motor output shaft, for providing power; a main drive shaft for transmitting the power to a passenger transportation portion of the passenger transportation apparatus; and a gear box comprising an input end connected to the motor output shaft and an output end connected to the main drive shaft respectively, and being used for transmitting the power, provided by the motor, to the main drive shaft, wherein the gear box comprises a plurality of gear pairs, and each of the gear pairs has a progressively decreasing gear slope along the direction from the input end of the gear box to the output end thereof.

Direct drive system for passenger conveyer device and passenger conveyer device

A drive system () that is operable to drive a conveyor band () includes a drive motor (), inner and outer drive shafts (), a gearbox (), and a band engagement member (). The inner drive shaft () includes first and second ends (), the first end () being connected to the drive motor (). The gearbox () includes input and output portions, the input and output portions being in geared connection with one another, and the input portions being connected to the second end () of the inner drive shaft (). The outer drive shaft () includes a cavity () that extends through at least a portion of the outer drive shaft (). The outer drive shaft () is connected to the output portion of the gearbox (). The band engagement member () extends radially outward from an outer surface of the outer drive shaft (). At least a portion of the inner drive shaft () is positioned within the cavity () of the outer drive shaft ().

Conveyor band drive system

Growing community of inventors

Shanghai, China

Hongmin Zhu