发明授权
EP0524181B1 METHOD AND APPARATUS FOR INJECTION MOLDING PLASTIC ARTICLE WITH GAS-ASSISTANCE
无效
方法和设备的塑料物体使用气体注射成型。
- 专利标题: METHOD AND APPARATUS FOR INJECTION MOLDING PLASTIC ARTICLE WITH GAS-ASSISTANCE
- 专利标题(中): 方法和设备的塑料物体使用气体注射成型。
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申请号: EP91904363.8申请日: 1991-02-06
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公开(公告)号: EP0524181B1公开(公告)日: 1995-12-06
- 发明人: HENDRY, James, W.
- 申请人: Melea Limited
- 申请人地址: P.O. Box 239 215 Main Street Suites 2 & 3 Gibraltar Heights Gibraltar GI
- 专利权人: Melea Limited
- 当前专利权人: Melea Limited
- 当前专利权人地址: P.O. Box 239 215 Main Street Suites 2 & 3 Gibraltar Heights Gibraltar GI
- 代理机构: Rehders, Jochen, Dipl.-Ing.
- 优先权: US488980 19900305
- 国际公布: WO9113740 19910919
- 主分类号: B29C45/17
- IPC分类号: B29C45/17
摘要:
A method and apparatus for injection molding plastic articles with gas-assistance wherein the injected molten plastic (18) is depressurized by a controlled amount prior to gas injection to facilitate the penetration of the gas into the molten plastic (18) within the article-defining cavity (44) of the mold.
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