发明名称 Method and Device for Core Pulling and Insertion in Synchronization with the Opening and Closing of the Mold
摘要 A method for core pulling and insertion in synchronization with the opening and closing of the mold which is used in a cavity constituted by a fixing half and a moving half, or a cavity constituted by a fixing half, a fixing half and several cavity plates installed between fixing half and fixing half as well as the cores moving reciprocally inside the cavity, wherein it is characterized to be completed step by step.
申请公布号 US2008257520(A1) 申请公布日期 2008.10.23
申请号 US20060091556 申请日期 2006.05.22
申请人 SUN JINJUN 发明人 SUN JINJUN
分类号 B22D33/04;B29C33/20 主分类号 B22D33/04
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