Pouring spout structure for paper carton, paper carton having pouring
spout, and method of manufacturing such pouring spout
    1.
    发明授权
    Pouring spout structure for paper carton, paper carton having pouring spout, and method of manufacturing such pouring spout 失效
    用于纸箱的倾倒口结构,具有倒出口的纸箱以及制造这种倾倒口的方法

    公开(公告)号:US5653383A

    公开(公告)日:1997-08-05

    申请号:US524406

    申请日:1995-09-06

    IPC分类号: B65D5/70 B65D43/02

    CPC分类号: B65D5/708 Y10S493/923

    摘要: In order to make the structure of the pouring spout simple by the use of a partial covering film, cover the inner peripheral surface around the pouring hole of the laminate base material properly, and prevent the contents from infiltrating into the inner peripheral surface around the pouring hole of the laminate base material, the present invention comprises the steps of attaching the inner waterproof layer and the partial covering film on the outer waterproof layer at the portion around the pouring hole, inside the pouring hole having penetrated through the laminate base material and the outer waterproof layer, boring a pouring spout on the attached portion, and attaching a tab tape to said partial covering film in a way capable of tearing off, so to cover the pouring spout.

    摘要翻译: 为了通过使用部分覆盖膜使倾倒口的结构简单,适当地覆盖层叠基材的浇注孔周围的内周面,防止内容物渗透到浇注周围的内周面 本发明包括以下步骤:将内防水层和部分覆盖膜附着在浇注孔周围的部分的外防水层上,在穿过层叠基材的浇注孔内部, 外部防水层,在附着部分上钻一个倾倒口,并且以能够撕裂的方式将突片带附接到所述部分覆盖膜,以便覆盖倾倒咀。