具有变泊松运动特性的剪叉式折展机构运动学分析
畅博彦,闫圣杰,梁栋,关鑫,韩芳孝

Kinematics analysis of scissor deployable mechanism with variable Poisson motion characteristics
Boyan CHANG,Shengjie YAN,Dong LIANG,Xin GUAN,Fangxiao HAN
图12 正四边形剪叉式折展机构的旋量约束拓扑图
Fig.12 Screw constraint topology graph of regular quadrilateral scissor deployable mechanism