发明名称 |
VERFAHREN ZUR HERSTELLUNG EINES KUNSTSTOFFHOHLKÖRPERS AUS EINEM VORFORMLING |
摘要 |
Process for manufacturing a plastic hollow body, said process comprising the following steps: a) a molten plastic parison is extruded, in an extruder, through a die; b) at least one longitudinal cut is made in the parison; c) the parison is introduced into a mold comprising two cavities; and d) the hollow body is molded by conforming the parison to the mold cavities, said die being equipped with a passage for the molten plastic which gradually modifies the shape of the parison so that it is substantially flattened on exiting. Die suitable for implementing this process. |
申请公布号 |
AT496754(T) |
申请公布日期 |
2011.02.15 |
申请号 |
AT20070820890T |
申请日期 |
2007.10.03 |
申请人 |
INERGY AUTOMOTIVE SYSTEMS RESEARCH (SOCIETE ANONYME) |
发明人 |
CRIEL, BJORN;BOURNONVILLE, PHILIPPE;TARDY, PIERRE-FRANCOIS |
分类号 |
B29C49/04;B29C47/06;B29C47/16;B29C47/22;B29C49/20;B29C51/02;B29C51/12;B29C69/00 |
主分类号 |
B29C49/04 |
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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