...Yiping Zhou; Heyun Bao; Zouhao Song; Zhizhong Zhang; Fengxia Lu Purpose The symmetry error affects the load-sharing performance of herringbone gear transmission systems. This paper aims to investigate the influence of symmetry error on the load-sharing characteristics of herringbone gear systems...

...Xiaomeng Chu; Yali Liu; Zhongze Shang Purpose During the oil lubrication process of aviation herringbone gears, lubricating oil is injected into and spreads around the tooth surface. Its spreading characteristics directly affect the lubrication state and transmission efficiency of gears...