![]() Packing bag for liquid
专利摘要:
The invention relates to packaging and can be used to store a liquid, such as milk, juice, water. The purpose of the invention is to simplify manufacture and increase the degree of tightness. The lid of the bag is formed by bent sections made in one piece with the tube forming the side walls. Cover areas are interconnected by impregnated plastic jumpers. 2 hp f-ly, 7 ill. 公开号:SU1579450A3 申请号:SU864028567 申请日:1986-11-18 公开日:1990-07-15 发明作者:Раузинг Ханс 申请人:Тетра Пак Файнэнс Энд Трэйдинг С.А. (Фирма); IPC主号:
专利说明:
The invention relates to packaging technology and can be used to store liquids, for example milk, juice, water. The purpose of the invention is to simplify manufacture and increase the degree of tightness. FIG. 1 shows a bag with a flat lid; in FIG. 2 - a package with a polygonal lid; in fig. 3 - a package with a lid in the form of a truncated cone; in fig. 4 - two facing one to the other blank, top view; in fig. 5 — blank for a package with a cone-shaped lid; in fig. 6 shows a bag with a quadrilateral cross section according to FIG. 1, top view; in fig. 7 is a cross section AA in FIG. 6 The packaging package for liquids contains a tube 1 with a longitudinal side seam 2, which forms side walls and is made of cardboard covered with thermoplastic. At the ends of the tube are the bottom 3 and the cover 4, formed from the bent sections 5 and 6, made in one piece with the tube of the same material. On the lid there is an opening device 7, which is located in a recess made in at least one portion of the lid. The lid portions 6, which are made in one piece with the tube, are connected by plastic remarks, 8, which are inserted into the gap between the edges of the adjacent portions of the lid. The bottom is made with the formation of two opposite two-layer triangular sections 9, which are folded on the bottom walls. The cover can be made of at least four triangular sections. It is possible to perform a flat or taper cover. A packaging bag for liquids and - are prepared as follows. sd s CD 4i CD about cm 31 The fl of the upper part of the blank is cut out of the cover areas that are a continuation of the side walls. In this case, it is advisable to jointly feed two opposite blanks so that, by means of one zigzag line of cutting between two blanks, to obtain two groups of portions of the cover. Due to this, almost no waste paper is generated. After cutting the workpiece, a package is formed along the bend lines and lateral longitudinal and bottom seams are performed. At the same time between the areas of the cover there are narrow gaps. These gaps are made by plastic plastic lintels. On the lid, an opening device 7 is molded by extrusion. Preferably, the arrangement of this device in the center of the lid. In this case, parts of the sharp ends of the lid portions are cut to form a notch in which we press out the opening device. But this device can also be located closer to the edge of the lid; for this purpose, a recess is punched in one of the sections of the lid. It is advisable to provide a cover with a handle. The proposed package has a high degree of tightness, easy to manufacture, and the waste of cardboard is minimal.
权利要求:
Claims (3) [1] 1. Packing bag for liquids, containing a side-wall tube with a longitudinal seam, made of cardboard covered with thermoplastic, a bottom and a lid at the ends of the tube, formed from bent sections made in one piece with a tube of the same material, and located on the lid is a device for opening, characterized in that, in order to simplify fabrication and increase the degree of sealing, the portions of the lid, which are made in one piece with the tube, are connected by plastic jumpers, y in the gap between the edges of adjacent portions of the lid, and the opening device is napped in a recess made in at least one portion of the lid, while the bottom is made to form two opposite two-layer triangular portions that are folded on the bottom walls [2] 2. A package according to claim 1, characterized in that the cover is formed from at least four triangular portions. [3] 3. Package according to Claim. Characterized in that the lid is made flat or tapered. FIG. 7 -7 W (/ g. / d / ./. FIG. four 6 A-A 8 I / U.fSS f.f-f S fgSЈ. f L 1
类似技术:
公开号 | 公开日 | 专利标题 SU1579450A3|1990-07-15|Packing bag for liquid US4566591A|1986-01-28|Multiple packaging device US4464156A|1984-08-07|Method of manufacturing parallelepipedic packing container provided with an opening arrangement US4491959A|1985-01-01|Plastic bag with gusset folds and perforations CA1109438A|1981-09-22|Packing container and a laminate for its manufacture US3795359A|1974-03-05|Parallellepipedic package RU1804427C|1993-03-23|Package for liquid US5918799A|1999-07-06|Carton, carton blank and method for forming the carton EP0018694B1|1983-09-28|Packing containers with pouring spout NL8007082A|1981-07-16|HOLDER, METHOD AND APPARATUS FOR MANUFACTURING IT. KR850008322A|1985-12-16|Packaging containers with keels US4294362A|1981-10-13|Parallelepipedic packing container KR890004955A|1989-05-10|Can carton US5954263A|1999-09-21|Liquid-tight boat-shaped packaging tray and its manufacturing method US4655387A|1987-04-07|Packing container provided with a sine curve tear-up opening arrangement SU1463131A3|1989-02-28|Packing container from flexible material FI76754C|1988-12-12|Containers with protective seal and tear strip as well as material for its manufacture US3450331A|1969-06-17|Packaging material EP0044332A1|1982-01-27|Method of laying out identical carton blanks US5118036A|1992-06-02|Packaging container and material for manufacture of the same US3353738A|1967-11-21|Package having a slit folding line forming a pouring edge USD280490S|1985-09-10|Packaging container SE8201719L|1983-09-19|pACKING JP3324951B2|2002-09-17|Multiple containers US4570788A|1986-02-18|Packing container with fold-out pouring spout
同族专利:
公开号 | 公开日 GB2182913B|1989-10-04| AU590905B2|1989-11-23| CA1293486C|1991-12-24| AT72551T|1992-02-15| ES2027951T3|1992-07-01| GB8528441D0|1985-12-24| KR870004886A|1987-06-02| JPS62146141A|1987-06-30| DE3683893D1|1992-03-26| EP0223094B1|1992-02-12| US4844327A|1989-07-04| GB2182913A|1987-05-28| EP0223094A2|1987-05-27| EP0223094A3|1988-04-06| KR950005127B1|1995-05-18| AU6518786A|1987-05-21|
引用文献:
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申请号 | 申请日 | 专利标题 GB8528441A|GB2182913B|1985-11-19|1985-11-19|A pack for fluid media| 相关专利
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