发明名称
摘要 In a method for forming a package, a package with the shape of a container is formed of a cardboard blank, the package having a bottom and side walls extending upwards from the bottom. At the end stage of compression molding, a rim of molding material extending sideways is molded to the upper part of the side walls when the mold is kept closed in such a way that a mold cavity corresponding to the rim is formed by moving a counter surface inside the mold backwards from a surface opposite to it, after which the molding material is introduced into the mold cavity.
申请公布号 JP5309154(B2) 申请公布日期 2013.10.09
申请号 JP20100537483 申请日期 2008.12.11
申请人 发明人
分类号 B29C45/14;B29C45/26;B31B43/00 主分类号 B29C45/14
代理机构 代理人
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