Csr Yangtze Co., Ltd.

Crrc Yangtze Co., Ltd.

Guangyi Xiao

Yong Xu

Baolei Wang

Fengwei Liu

Mingdao Sun

Hui Luo

Yongjiang Li

Wanlu Gong

Qiaoneng Li

Yong Wang

Xi Guan

Heyan Jiang

A wheel truck for a railroad car, including: a front wheel pair assembly and a rear wheel pair assembly; two side frame assemblies, each side frame assembly including a square box and journal-box guides; two spring suspension devices; and a bolster assembly including two ends disposed on the two spring suspension devices, respectively. The bolster assembly includes a pilot hole in the center and two mounting holes on the two ends, the pilot hole is rotationally matched with a cylindrical upper center plate of a car body for transmitting vertical and horizontal forces from the car body, and the two mounting holes are disposed above the two spring suspension devices, respectively. Each mounting hole receives a lower side bearing, and the lower side bearing is matched with a corresponding upper side bearing disposed on each side of the car body for transmitting the vertical load from the car body.

Railroad car wheel truck

Growing community of inventors

Wuhan, China

Guangyi Xiao