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    Gusseted pinch bottom breakaway pouch bag
    64.
    发明授权
    Gusseted pinch bottom breakaway pouch bag 失效
    GUSSETED PINCH BOTTOM BREAKAWAY手提包

    公开(公告)号：US3807626A

    公开(公告)日：1974-04-30

    申请号：US23590872

    申请日：1972-03-20

    Applicant: ST REGIS PAPER CO

    Inventor： GOODRICH J

    IPC: B65D33/00 ,  B65D30/08 ,  B65D33/22 ,  B65D75/68 ,  B65D33/02

    CPC classification number: B65D75/68 ,  B65D31/02

    Abstract: A multi-wall bag of tubular form comprising a plurality of plies of flexible sheet material laminated to one another and an innermost ply of heat sealable plastic material loosely bonded to the contiguous ply for manual detachment therefrom, said bag having a pair of oppositely disposed gussets interposed between oppositely disposed surface portions, said plastic and contiguous plies being substantially flush cut at the opposite bag ends, at least the outermost of the remaining plies being stepped in both directions from said plastic and contiguous plies at the bag ends to provide overlap portions with respect thereto, said overlap portions being coated with a thermoplastic adhesive, said plastic ply being heat sealed transversely of said tube at one bag end, and the overlap portion at said end being folded over and adhesively bonded to the opposite bag surface.

    Bag applicator method and apparatus
    65.
    发明授权
    Bag applicator method and apparatus 失效
    包装方法和装置

    公开(公告)号：US3676977A

    公开(公告)日：1972-07-18

    申请号：US3676977D

    申请日：1970-09-17

    Applicant: ST REGIS PAPER CO

    Inventor： ROTHMANN HARRY EDWARD ,  RUF WALTER

    IPC: B65B43/30 ,  B65B43/32 ,  B65B1/22

    CPC classification number: B65B43/30 ,  B65B43/32

    Abstract: This invention relates to a method and apparatus for applying bags to a bag filling machine and is characterized by apparatus for picking up a single bag from a stack of empty bags and positioning and holding the empty bag in a preselected position, and then transporting the bag to a bag opening and filling station wherein the sides of the bags are collapsed to cause the front and rear faces of the bag to buckle, and then they are pulled outwardly and a filling spout is introduced into the bag for discharging a quantity of material while means for settling and compacting the material in the bag are operating, and thereafter the bottom of the bag is elevated, and the bag is transported to a bag closing and sealing device.

    Abstract translation: 本发明涉及一种将袋子应用于袋式灌装机的方法和装置，其特征在于用于从一堆空袋拾取单个袋子并将空袋定位并保持在预选位置的装置，然后运送袋子 到袋子开口和填充站，其中袋子的两侧倒塌以使袋子的前后表面弯曲，然后将它们向外拉，并且将填充口引入袋中以排出一定量的材料，同时 用于沉积和压实袋中的材料的装置正在操作，然后将袋的底部升高，并将袋运送到袋关闭和密封装置。

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