WO2015144838A1 - Sac en matière plastique muni d'un dispositif de transport et procédé de fabrication dudit sac - Google Patents

Sac en matière plastique muni d'un dispositif de transport et procédé de fabrication dudit sac Download PDF

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Publication number
WO2015144838A1
WO2015144838A1 PCT/EP2015/056607 EP2015056607W WO2015144838A1 WO 2015144838 A1 WO2015144838 A1 WO 2015144838A1 EP 2015056607 W EP2015056607 W EP 2015056607W WO 2015144838 A1 WO2015144838 A1 WO 2015144838A1
Authority
WO
WIPO (PCT)
Prior art keywords
carrying device
foil bag
bag
weld
slot
Prior art date
Application number
PCT/EP2015/056607
Other languages
German (de)
English (en)
Inventor
Bernd Schlarp
Original Assignee
Lemo Maschinenbau Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lemo Maschinenbau Gmbh filed Critical Lemo Maschinenbau Gmbh
Publication of WO2015144838A1 publication Critical patent/WO2015144838A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/06—Handles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/06—Handles
    • B65D33/08—Hand holes

Definitions

  • the invention relates to a foil bag with carrying device and a method for its production according to the features of the preambles of the independent claims.
  • Film bags of the type mentioned are used in particular for the packaging of hygiene articles such as diapers, disposable diaper pants or the like.
  • WO 01/38193 A1 relates to a portable packaging which can be filled and carried well and for this purpose has a grip part, which is arranged on a side lying transversely to a filling opening and thus gives the possibility of the packaging in the manner of a Carrying bag to use.
  • the handle part is created at the same time in the production of cross-cutting seams of the packaging.
  • This portable packaging is used for storing and successive removal of pliable products such as diapers or the like and consists of a thermoplastic plastic film, with a front wall, a rear wall and a filling opening and a removal perforation.
  • foil bags with carrying device occur during transport to the support device stresses in the upper corner region of the foil bag by the mass (weight) of the respective contents.
  • the upper side of the foil bag with carrying device is located on the side on which the carrying device is arranged.
  • the invention is therefore based on the object to provide a foil pouch with carrying device, are avoided in the tensions in the upper corner region of the foil bag during transport to the support means or at least reduced, and to provide a method for its production.
  • At least one slot is introduced into the material forming the carrying device in the region of the carrying device. This at least one slot relieves the tension on the corners of the film bag, wherein the stability of the film bag is not affected. Furthermore, the pressure on the contents is reduced by introducing the at least one slot.
  • two slots are made in the upper outer corner regions of the carrying device.
  • the carrying device of the film bag can take any geometric shape, for example, the support means may be rectangular or provided with convex or concave formed by the handle to the corners of the film bag edge courses.
  • the plastic bag in question with carrying device is also referred to as a toilet bag.
  • the film bag according to the invention has been developed with carrying device.
  • the at least one slot takes the stresses out of the grip band area and relieves the bag edge and the contents.
  • the foil bag retains its shape as far as possible.
  • the foil bag according to the invention with a carrying device thus leaves a valuable impression on the user.
  • the front wall and rear wall of the film bag with carrying device is formed.
  • the grip band or the handle parts separate pieces of film, for example, as a cruciate grip, supplied and welded to a front side of the package.
  • the grip band or the grip part is arranged on a side lying transversely to the filling opening, preferably on a longitudinal side of the foil bag in the form of a grip band integrally connected to the front wall and rear wall with a handle opening, wherein the transition point between the front wall and Rear wall and the grip band or grip strip is formed by a the front wall and rear wall linearly interconnecting transverse weld seam.
  • the film bag can be welded from the film layers of the thermoplastic film, the grip band or the grip bands, that is, the welding is carried out by a shrink-welded or sealed seam running transverse to the direction and / or extrusion direction of the plastic film web, and preferably at the same time is generated substantially parallel thereto lateral transverse cutting welds.
  • the film bag in question can be made of a flat plastic film, which is folded in a U-shaped to a half-tube in such a way that on one side a flap strip remains.
  • suspension hooks for example, two suspension openings, located, which form a tear-open slot over a perforation to the associated side edge.
  • the at least one slot for relief in the grip band can be introduced during the manufacture of the grip band.
  • the at least one slot can be introduced in a further step in the grip band.
  • diaper packages for example, can be inserted from the one end side into the packaging, either by hand or possibly also automatically. For this purpose, that is, for filling the film bag this is suspended over the at least one suspension opening on a holding device.
  • the foil bag After filling, the foil bag is torn off the holding rods, causing the perforations to be torn open. Optionally, with separation of the flap strip, the foil bag is then closed at the filling opening by welding.
  • a removal perforation can be provided, for example, in the region of the weld seam opposite the grip band, or a perforation can also be provided in the region of the grip band.
  • at least one additional suspension opening may be present in the grip band or grip strip in order to suspend a filled foil bag via this at least one suspension opening on a holder, thereby ensuring simplified use.
  • individual products can be removed from the foil bag if necessary.
  • Packages for hygiene articles such as diapers, sanitary napkins and other flexible packaged goods are often designed so that the packaged goods are introduced in a compressed state in a foil bag and the foil bag is then closed.
  • a bag for such Packgut gusseted bags can be used.
  • a foil bag with a carrying device comprising at least three weld seams and at least one weld seam or at least one weld seam delimiting the carrying device in the lower region and wherein the carrying device comprises a handle and a grip band, wherein the carrying device has at least one slot in the comprising the support means forming material.
  • the film bag is formed from four identically designed weld seams delimiting it at the edges or formed from at least one weld deviating from the majority of the weld seams and further welding seams adding up to four weld seams.
  • the carrying device separating from the product area weld may deviate from then be executed three the other edges of the film bag limiting welds.
  • the at least one slot introduced into the carrying device leads, in the loaded state of the foil bag, to a better handling of the foil bag.
  • the carrying device receives a smoother surface in the area of the handle.
  • the slot can prevent tearing of the film material in the region of the support device under heavy load that foil material is thus tension-free in this area.
  • the at least one slot is introduced into the grip band.
  • the at least one slot takes stresses out of the grip band area and leads to a better fit of the grip band in the loaded state by carrying the foil bag with carrying device by a user.
  • the carrying device is designed as a grip strip integrally connected to the front wall and rear wall of the foil bag and subsequent to it.
  • the grip band is formed of the same material as the remaining foil bag. All you have to do is store a material and transfer it to the production plant.
  • the carrying device is designed as a separate grip band with a handle.
  • the grip band can be made of a different material than the foil bag. This is advantageous if special requirements, for example regarding the load capacity, are placed on the grip band.
  • the carrying device having the side of the film bag is formed as a longitudinal side of the film bag.
  • the foil bag with carrying device receives the format of a carrying bag. This format has proven itself for the easy, manual transport of goods.
  • the transition point between the front wall and the rear wall and the grip band of a front wall and rear wall linearly interconnecting parallel to the support means arranged weld, in particular a sealed seam is formed.
  • a central arrangement of the carrying device is ensured on the foil bag.
  • the front side and the rear side limit the contents of the foil bag in its largest areal extent.
  • the seam between two foils is called a sealed seam.
  • a sealing process takes place after filling the film bag, in which a so-called sealed seam is produced between two films by applying heat, time and pressure with the aid of a sealing device.
  • the aim of the sealing process is the welding of two films or Peelfolien to a peel system.
  • the heat sealing method which is used in addition to other methods such as ultrasonic sealing, has gained great importance.
  • the films to be sealed pass through a pair of heated sealing jaws which produce a sealed seam with defined pressure and sealing time and sealing temperature.
  • the cycle time of this process is significantly determined by the melting temperature of the film material used, the sealing time and the sealing pressure.
  • the at least one slot does not break through the carrying device in the lower region of the weld.
  • the contents are protected from environmental inclusions during transport exactly as in storage until removal of the contents.
  • the slot can not propagate unintentionally and damage the foil bag.
  • the weld thus represents a limit to the slot.
  • the at least one slot starts at the upper edge region of the carrying device and is designed to be perpendicular or nearly perpendicular to the welding seam delimiting the carrying device in the lower region.
  • the slot is carried out in the direction of the main load when carrying the foil bag with carrying device. Due to the effect of gravity on the medium and thus on the foil bag and his Carrying device warps the film material preferably perpendicular to the support device limiting weld.
  • the at least one slot ends between the edge region of the carrying device and the boundary of the carrying device facing the filling region.
  • the slot does not have to, but can break the entire area of the support perpendicular to the welding seam delimiting it. As a result, it is possible to influence the deformation of the carrying device or of the grip band in a targeted manner.
  • a method for producing a foil bag with a carrying device comprising the following steps: a) U-shaped flipping of a flat plastic film into a half-tube b) welding off or separating individual foil bags via cross-cut welds c) Execution of the welding seam delimiting the carrying device in the lower region d) welding off and sealing or welding on the grip band, preferably simultaneously with step b) and / or c); e) introducing the at least one slit into the support device, preferably simultaneously with step d)
  • Fig. 1 a film bag according to the invention with carrying device and
  • Fig. 2 shows a detailed view of the foil bag with carrying device
  • top, bottom, left, right, front, back, etc. refer exclusively to the exemplary representation and position of the device and other elements selected in the respective figures. These terms are not intended to be limiting, that is to say that different positions and / or mirror-symmetrical design or the like may change these references.
  • the carrying device 2 shows a detailed view of the film bag 1 according to the invention with carrying device 2.
  • the carrying device 2 comprises a handle 3 and a grip 4.
  • the handle 3 is formed by a recess in the grip 4.
  • the grip band 4 has at least one slot 5.
  • the carrying device 2 is separated from the filling material region 7 of the film bag 1 by at least one weld seam 6.
  • the product area 7 is formed on at least three sides of at least one weld 8.
  • the fourth side can be formed at least one further weld seam 8 or at least one weld seam 6 delimiting the support device 2 in the lower region.
  • the carrying device 2 shown in FIGS. 1 and 2 shows a concave course of the foil edges facing away from the filling region 7, starting from the handle 3 to the respective corner region of the foil bag with carrying device 2.
  • the at least one slot 5 begins at the upper edge region 9 of the carrying device 2 and is executed perpendicular or nearly perpendicular to the carrying device 2 in the lower region bounding weld 6.
  • the Weld 6 is not broken by the at least one slot 5.
  • the at least one slot 5 can be made by an incision in the film material in the region of the carrying device 2.
  • the at least one slot 5 can furthermore be introduced into the foil material in the region of the carrying device 2 by means of a separating weld.
  • the at least one slot 5 can be generated by a wedge-shaped removal of material.
  • the at least one slot 5 can be brought up to the weld 6.
  • the at least one slot 5 can also sever only a portion of the carrying device 2. Thus, the contents in the contents 7 remains protected.
  • this film bag 1 is made of a flat plastic film, which is folded in a U-shape to form a half-tube.
  • individual foil pouches 1 are welded off the web by means of cross-cut weld seams, at the same time the transversely arranged weld seam 6 is carried out.
  • the preferably simultaneous welding and sealing or welding of the grip band 4 results in a comparatively high production speed.
  • the at least one slot 5 can be introduced into the carrying device 2.
  • the at least one slot 5 can be introduced into the carrying device 2 in a subsequent working step.
  • the foil bag with carrying device according to the invention is not limited to the embodiment described here.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
  • Bag Frames (AREA)

Abstract

L'invention concerne un sac en matière plastique (1) muni d'un dispositif de transport (2), le sac en matière plastique étant formé par au moins deux soudures (8) et au moins une autre soudure (8) ou au moins une soudure (6) délimitant le dispositif de transport (2) dans sa partie inférieure, le dispositif de transport (2) comprenant une poignée (3) ainsi qu'une bande de poignée (4), et le dispositif de transport (2) présentant au moins une fente (5) ménagée dans le matériau formant le dispositif de transport. L'invention concerne également un procédé de fabrication dudit sac.
PCT/EP2015/056607 2014-03-27 2015-03-26 Sac en matière plastique muni d'un dispositif de transport et procédé de fabrication dudit sac WO2015144838A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014205741.8 2014-03-27
DE102014205741 2014-03-27

Publications (1)

Publication Number Publication Date
WO2015144838A1 true WO2015144838A1 (fr) 2015-10-01

Family

ID=52823612

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/056607 WO2015144838A1 (fr) 2014-03-27 2015-03-26 Sac en matière plastique muni d'un dispositif de transport et procédé de fabrication dudit sac

Country Status (2)

Country Link
DE (1) DE102015205522A1 (fr)
WO (1) WO2015144838A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109788996A (zh) * 2016-09-15 2019-05-21 伊西康公司 用于医疗装置的无菌包装系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497130A (en) * 1968-07-05 1970-02-24 Plastic Packaging Co Plastic bag
GB2168680A (en) * 1984-12-21 1986-06-25 Bunting Peter Eric Distribution of living arthropods or the like
DE8708719U1 (fr) * 1987-06-24 1987-08-20 Stiegler Gmbh Maschinenfabrik, 7062 Rudersberg, De
US6679629B1 (en) * 1999-11-23 2004-01-20 Aparellaje Electrico, S.A. Device for manually opening flexible packages
EP1595815A1 (fr) * 2004-05-14 2005-11-16 Curwood, Inc. Sac à poignée pour des poids moyens/lourds, avec une caracteristique d'ouverture facile

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19956798A1 (de) 1999-11-25 2001-06-28 Lemo Maschb Gmbh Tragbare Verpackung zur Aufbewahrung und sukzessiven Entnahme von schmiegsamen Produkten, wie Windeln oder dergleichen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497130A (en) * 1968-07-05 1970-02-24 Plastic Packaging Co Plastic bag
GB2168680A (en) * 1984-12-21 1986-06-25 Bunting Peter Eric Distribution of living arthropods or the like
DE8708719U1 (fr) * 1987-06-24 1987-08-20 Stiegler Gmbh Maschinenfabrik, 7062 Rudersberg, De
US6679629B1 (en) * 1999-11-23 2004-01-20 Aparellaje Electrico, S.A. Device for manually opening flexible packages
EP1595815A1 (fr) * 2004-05-14 2005-11-16 Curwood, Inc. Sac à poignée pour des poids moyens/lourds, avec une caracteristique d'ouverture facile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109788996A (zh) * 2016-09-15 2019-05-21 伊西康公司 用于医疗装置的无菌包装系统

Also Published As

Publication number Publication date
DE102015205522A1 (de) 2015-10-01

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