专利名称：Rotary Extrusion Producing Mold for
感恩母爱
Producing Inner Ring Rib with Large Aspect
Ratio Formed of Hollow Billet
colour
can you feel it非诚勿扰发明人：Jianmin Yu,Zhimin Zhang,Xubin Li,Qiang
Wang,Mo Meng
leader什么意思
申请号：US15468743
glassy申请日：20170324
公开号：US20180056353A1
公开日：
20180301
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专利附图：
摘要：The prent invention disclos a rotary extrusion producing mold for
producing an inner ring rib with a large aspect ratio formed of a hollow billet, which consists of a concave die, a left half convex die, a right half convex die, a mandrel, a lower core support and an elastic supporting mechanism, the left and right half convex dies are fixed onto an upper template connected with a slider and a horizontal hydraulic cylinder, a left drive hydraulic cylinder and a right drive hydraulic cylinder are mounted at both ends of the upper template, respectively, the lower core support pass through a middle of the concave die, the elastic supporting mechanism is mounted at a bottom of the lower core support, a drive gear is mounted on a side face of the concave die, and the mandrel is dispod between the left and right half convex dies.
involve是什么意思申请人：North University of China
safari
地址：Shanxi CN大学英语四级教材
国籍：CN
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