发明名称 EXPANDABLE MOLDING INSERT APPARATUS AND METHOD
摘要 An expandable molding insert apparatus and corresponding method are provided. The insert apparatus may be expandable between a first uncompressed position with a first diameter and a second compressed position with a second, larger diameter due to axial decompression and compression, respectively, of the insert apparatus. For example, the insert apparatus may include an inner rod, an outer jacket, and a compression member. The compression member may be configured to provide axial compression to the outer jacket, such that the outer jacket may be adjusted between a first uncompressed position with a first outer diameter and a second compressed position with a second, larger outer diameter. The insert apparatus of the present disclosure facilitates withdrawal of the insert apparatus from a molded component, requires a minimal number of mechanical components, and provides for ease of actuation when the insert apparatus is utilized during a molding process.
申请公布号 US2011241246(A1) 申请公布日期 2011.10.06
申请号 US201113079425 申请日期 2011.04.04
申请人 TINDALL CORPORATION 发明人 KNOX ROGER C.
分类号 B28B7/18;B29C33/44;B29C33/76;B29C39/02;B29C39/26 主分类号 B28B7/18
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