发明名称 |
METHOD AND SYSTEM FOR MANUFACTURING RAILCAR COUPLER LOCKS |
摘要 |
A casting assembly for manufacturing a lock of a railcar coupler includes drag and cope portions of a first mold that defines exterior surfaces of the lock, wherein the first mold comprises a first molding material. The casting assembly also includes a second mold formed of a second molding material. The second mold defines a cavity with an interior surface that substantially complements an exterior surface of the first mold. A down sprue is formed in the second mold. A gating system is formed in the second mold that and is in fluid communication with the down sprue. An in-gate is formed in the second mold and is in fluid communication with the gating system and the first mold.
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申请公布号 |
US2013168035(A1) |
申请公布日期 |
2013.07.04 |
申请号 |
US201113338998 |
申请日期 |
2011.12.28 |
申请人 |
NIBOUAR F. ANDREW;SMERECKY JERRY R.;DAY KELLY S.;SALAMASICK NICK |
发明人 |
NIBOUAR F. ANDREW;SMERECKY JERRY R.;DAY KELLY S.;SALAMASICK NICK |
分类号 |
B22D25/02;B22C7/00;B22C9/00;B22C9/02 |
主分类号 |
B22D25/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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