发明名称 |
INJECTION MOLDING APPARATUS |
摘要 |
A molding extruder having a pressure-relieving device which will relieve relatively high pressure to a lower holding pressure within the extruder on a delay after fluid molding material has been fully injected into the cavity of a mold and in which the time of completion of injection into the mold cavity is determined by an inherent reduction of feed speed of the extruder plunger.
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申请公布号 |
US3632246(A) |
申请公布日期 |
1972.01.04 |
申请号 |
USD3632246 |
申请日期 |
1969.09.29 |
申请人 |
MEIKISEISAKUSHO:KK. |
发明人 |
SHIGEO ICHIKAWA;KELZO NAGAWA |
分类号 |
B29C45/77;G01P3/68;(IPC1-7):B29F1/04 |
主分类号 |
B29C45/77 |
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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