Spin-Forming Mechanism of Cup-Shaped Thin-Walled Trapezoidal Inner Gear
Sun Ling-yan Ye Bang-yan Hao Shao-hua Xia Qin-xiang
Journal of South China University of Technology (Natural Science Edition) . 2010, (2): 49 -54 .  DOI: 10.3969/j.issn.1000-565X.2010.02.010