发明名称 Injection molding die for producing molded product having appearance surface, injection molding method for producing molded product having appearance surface, and resin molded product molded by the injection molding method
摘要 An injection molding die for producing a molded product having an appearance surface, an injection molding method for producing a molded product having an appearance surface, and a resin molded product molded by the injection molding method which is free from occurrence of appearance deficiency such as a flow mark or the like that is a drawback in appearance. A molten thermoplastic resin material is injected into a cavity defined by a molded product's appearance surface forming portion (4a) and a molded product's rear surface forming portion (6a) through one or more direct gates and one or more hot runners to fill the cavity with the molten resin material, thereby performing injection molding.
申请公布号 US8298652(B2) 申请公布日期 2012.10.30
申请号 US20080327126 申请日期 2008.12.03
申请人 AOKI HIDEYUKI;SANKO GOSEI KABUSHIKI KAISHA 发明人 AOKI HIDEYUKI
分类号 B32B1/00;B32B3/00;B32B3/10 主分类号 B32B1/00
代理机构 代理人
主权项
地址