发明名称 |
Metal mold for compression forming |
摘要 |
To provide a metal mold for forming a preform decreasing the hitting of metal molds at a portion where a slide insert metal mold and a cavity metal mold undergo the sliding yet maintaining the pressure. The metal mold (33) for forming the preform includes a slide insert metal mold (36) split into at least two for forming at least a nozzle portion of the preform, wherein a pressure is maintained by using a fitting portion which includes a preform-forming portion of the slide insert metal mold (36) coupled together from the split state and a cavity metal mold (34). Auxiliary fitting portions (40a, 40b) where the slide insert metal mold (36) and the cavity metal mold (34) undergo the sliding is formed at a position of not forming the preform separate from the fitting portion that includes the preform-forming portion. |
申请公布号 |
US8231376(B2) |
申请公布日期 |
2012.07.31 |
申请号 |
US20080520370 |
申请日期 |
2008.02.26 |
申请人 |
IWAKIRI YUUJI;MANOU TAKETOSHI;IMATANI TSUNEO;MONZEN HIDETO;TOYO SEIKAN KAISHA, LTD. |
发明人 |
IWAKIRI YUUJI;MANOU TAKETOSHI;IMATANI TSUNEO;MONZEN HIDETO |
分类号 |
B29C43/50;B29C49/02 |
主分类号 |
B29C43/50 |
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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