专利摘要:
Packing containers of the non-returnable type which are manufactured from flexible laminate material usually have sealing fins (3) which extend over one or more walls (2) of the packing container. In parallelepipedic packing containers, moreover, triangular corner lugs (4) are present over which the sealing fins (3) extend. In the final shaping of the packing container the corner lugs (4) are folded down and fixed against the side walls (2). This is made more difficult, however, as the sealing fins (3) have to be double-folded which because of their thickness and stiffness brings about deformations and stretching which cause damage to the packing material, so that it no longer remains liquid-tight and gas-tight. …<??>This is avoided in accordande with the invention by folding different portions of the sealing fin (3) in different directions so that the folding down of the corner lugs (4) can take place without the thickness of the sealing fin having a hindering effect. As a result the impermeability to liquid and air of the finished packing container is appreciably improved, and this is very important in the packaging of e.g. liquid foods.
公开号:SU995703A3
申请号:SU802969949
申请日:1980-08-21
公开日:1983-02-07
发明作者:Аллан Летман Стиг
申请人:Тетра Пак Интернэшнл Аб (Фирма);
IPC主号:
专利说明:

1, the invention relates to packaging, in particular to multi-layer packaging. A package consisting of lower and upper bases, side walls and a sealing gap f 1} is known. This package is inconvenient when stacked due to its dimensions due to its overall dimensions. Also known is a package of multilayer material, consisting of lower and upper bases and side walls with end triangular protrusions, bent one towards each other and located on the lower base, and the sealing seam, the middle part of which is located on the base, and the end parts are on the tr &amp; coal lugs 2 Jt. However, in this package, the folded triangular protrusions placed in the lower base have a considerable thickness at the seam overlapping each other, as a result of which the packing wall walls are not flat, but have protruding parts at the seam imposition site. In order to achieve the delivered target in a package of multilayered Material consisting of lower and upper bases and side walls with konpevy triangular protrusions bent towards the other and located on the lower base with NEY, and having a sealing seam, the middle bottom of which is located below the lower base, and the parts — w triangular protrusions; the middle and koshchevy parts of the seam are bent in opposite directions. In the drawing, there is a pack to a multilayer material, consisting of the upper 1 in the lower 2 bases in the base plates with three sides of the projections 3. The projections are bent in the opposite direction and placed in the base of the other. It is packed with an airtight seam 4, the middle of which is intermixed with a base and the cocylate “on triangular protrusions. When the packaging is made, the KO1 triangular protrusions 3 are positioned (w the lower base so that the seam bends along line 5 to form a flat sharp fold 6. The packaging thus made has a compact shape that eliminates the unevenness of the seam and protects the seam from damage.
权利要求:
Claims (2)
[1]
1. US patent No. 3452919, CL. In eSD 5/02, 1968.
[2]
2. USSR patent number 52O899, cl. In 65 D 5/00, 1973 (prototype). one facing the other and located on the lower base, having a sealing seam, the middle part of which is placed on the lower base, and the end parts on the triangular protrusions, characterized in that with send x
类似技术:
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SU995703A3|1983-02-07|Packing for multilayered material
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US3643856A|1972-02-22|Bulk shipping container
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US3669343A|1972-06-13|Holder for tetrahedron packages
US1668800A|1928-05-08|Portable container
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US2281657A|1942-05-05|Package
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US1987461A|1935-01-08|Box
US1101479A|1914-06-23|Berry-box.
US2015419A|1935-09-24|Shipping and storage container
US3244274A|1966-04-05|Container for and filled with elongated tetrahedron packages
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US5476219A|1995-12-19|Packing paper box
US2333116A|1943-11-02|Egg crate
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同族专利:
公开号 | 公开日
AU532249B2|1983-09-22|
MX150117A|1984-03-15|
JPH0117944B2|1989-04-03|
EP0024752B1|1983-06-22|
SE7907000L|1981-02-23|
ES260309U|1982-03-16|
EP0024752A1|1981-03-11|
US4331288A|1982-05-25|
AU6162680A|1981-04-09|
ES260309Y|1982-10-16|
BR8005277A|1981-03-04|
JPS5632224A|1981-04-01|
DE3063887D1|1983-07-28|
SE418164B|1981-05-11|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

GB559274A|1942-10-11|1944-02-11|Herbert Maclean Ware|Improvements in or relating to sealable bottles and like containers composed of paper, wood-pulp or other like material|
GB559292A|1942-10-11|1944-02-11|Herbert Maclean Ware|Improvements in or relating to sealable bottles and like containers composed of paper, wood-pulp or other like material|
FR1247747A|1959-02-13|1960-12-02|Minnesota Mining & Mfg|Cardboard packaging for liquids|
US3203614A|1960-07-18|1965-08-31|Riegel Paper Corp|Container|
CH423612A|1964-06-23|1966-10-31|Hesser Ag Maschf|Packaging containers made of flexible materials|
CH429571A|1965-01-29|1967-01-31|Tepar Ag|A parallelepiped package made from a flexible, relatively stiff, sheet material shaped into a tube|
US3341104A|1965-04-20|1967-09-12|Inland Container Corp|Corrugated fiber board container for liquids|
SE406177B|1977-06-20|1979-01-29|Tetra Pak Int|PACKAGING CONTAINER WITH FOLDABLE HELLPIP|
US4185765A|1978-07-24|1980-01-29|Champion International Corporation|Hermetic sealed carton|
SE424175B|1978-11-21|1982-07-05|Tetra Pak Int|PACKAGING CONTAINER AND SUBJECT TO ITS MANUFACTURING|JPS59190117A|1983-04-12|1984-10-27|Yazaki Kako Kk|Article piling apparatus|
IL72983D0|1983-09-21|1984-12-31|Int Paper Co|Recloseable aseptic package|
JPH0251821B2|1984-03-31|1990-11-08|Shibuya Kogyo Co Ltd|
DE3519955C2|1985-06-04|1991-01-24|Altstaedter Verpackungsvertriebs Gmbh, 6102 Pfungstadt, De|
SE510055C2|1997-08-14|1999-04-12|Tetra Laval Holdings & Finance|Procedure when forming packaging containers|
US6354062B1|1999-05-13|2002-03-12|Bevtek Inc.|Method of manufacture of individual beverage carton with a straw therein|
US6431434B1|1999-09-23|2002-08-13|Keith Louis Haughton|Individual beverage carton with a straw therein and a method of manufacture|
ES2294416T3|2000-07-11|2008-04-01|TETRA LAVAL HOLDINGS &amp; FINANCE SA|HERMETIC PACKAGING FOR VERTIBLE FOOD PRODUCTS, AND CORRESPONDING PRODUCTION METHOD.|
US20090127323A1|2007-11-15|2009-05-21|Bernhard Zeiler|Packaging machine and packages made therewith|
US20110177435A1|2010-01-20|2011-07-21|International Business Machines Corporation|Photomasks having sub-lithographic features to prevent undesired wafer patterning|
WO2019127586A1|2017-12-30|2019-07-04|厉彦明|Blank for manufacturing liquid packaging container and packaging container|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
SE7907000A|SE418164B|1979-08-22|1979-08-22|PACKAGING CONTAINER OF THE KIND SHOWING A SEAL FINE|
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