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EP1088768A2 - Fermeture à glissière ayant une couche d'adhésif - Google Patents

Fermeture à glissière ayant une couche d'adhésif Download PDF

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Publication number
EP1088768A2
EP1088768A2 EP00120559A EP00120559A EP1088768A2 EP 1088768 A2 EP1088768 A2 EP 1088768A2 EP 00120559 A EP00120559 A EP 00120559A EP 00120559 A EP00120559 A EP 00120559A EP 1088768 A2 EP1088768 A2 EP 1088768A2
Authority
EP
European Patent Office
Prior art keywords
adhesive
fastener
adhesive fastener
groove
fastener tape
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP00120559A
Other languages
German (de)
English (en)
Other versions
EP1088768A3 (fr
Inventor
Karl-Heinz Dr. Siegel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ASF Verwaltungs GmbH
Original Assignee
ASF Verwaltungs 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
Priority claimed from DE19951050A external-priority patent/DE19951050A1/de
Application filed by ASF Verwaltungs GmbH filed Critical ASF Verwaltungs GmbH
Publication of EP1088768A2 publication Critical patent/EP1088768A2/fr
Publication of EP1088768A3 publication Critical patent/EP1088768A3/fr
Withdrawn legal-status Critical Current

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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
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/25—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
    • B65D33/2541—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor characterised by the slide fastener, e.g. adapted to interlock with a sheet between the interlocking members having sections of particular shape
    • 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
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/18—End- or aperture-closing arrangements or devices using adhesive applied to integral parts, e.g. to flaps
    • B65D33/20—End- or aperture-closing arrangements or devices using adhesive applied to integral parts, e.g. to flaps using pressure-sensitive adhesive

Definitions

  • the invention relates to an adhesive fastener, in particular an adhesive fastener tape, preferably made of plastic. It also relates to a reclosable bag or a reclosable packaging or other reclosable Container, preferably made of plastic, with an adhesive closure or a Adhesive tape. Finally, the invention relates to a method for manufacturing such an adhesive fastener or adhesive tape and for manufacturing such a reclosable pouch or reclosable Packaging.
  • closures and fastener tapes are known. It is about mostly around fastener tapes that are extruded endlessly and consist of two strands consist. The two strands are often equipped with two or more hooks, that mesh with each other. An exemplary embodiment is shown in FIG. 1. In another type of fastener tape, one strand has a hooked one Groove, while the other strand has an arrowhead-like hook that is in the groove engages. An embodiment is shown in Figure 2. Even the one-piece Production of the closures or the fastening tapes with the Bags or packaging are known.
  • closures are attached to the so-called Grip flaps opened by pulling open and by pressing or streaking closed with thumb and forefinger.
  • the known closures have however, the disadvantage that groove and hook tip or hook and double hook must come to lie exactly on top of each other and then with some resistance that must be squeezed into what the user is usually very difficult and often fails. The bags or packaging then remain open, and the content spoils or dusty or becomes other negative Environmental influences.
  • the adhesive fastener or the adhesive fastener tape are preferably made of Made of plastic. They have a groove part with a groove and one an engaging part having a projection.
  • the projection has a piston-shaped Cross section on.
  • the groove and / or the engaging part is or are with Apply adhesive. Because the projection has a piston-shaped cross section has, it can be easily inserted into the groove. The introduction of the piston in the groove can happen almost blind, especially as a certain demonstration of the two fastener tapes or fastener parts is given.
  • the Piston is secured in the groove by the adhesive.
  • the reclosure connection according to the invention is easy to manufacture and reliably secured.
  • a groove in the sense of the invention is to be understood as a U-shaped part (U part) which is limited by two side protection bars.
  • U part U-shaped part
  • the U-shaped part can also act as a guide part for the engaging part.
  • the Groove or the U-shaped part on the one hand and the engaging part having the projection on the other hand are so coordinated that between the two Share a game exists.
  • the parts are not fastened by one Form locking causes or supports, but only by the adhesive generated. This makes the connection easier to establish. Nevertheless, the filling material reliably protected from the adhesive by the protective webs of the U-shaped part.
  • a food-safe adhesive is preferably used, for example one food-safe permanent adhesive, which the piston-shaped projection of the engaging part holds enough.
  • the adhesive preferably has a repeated multiple adhesive force. There Partial withdrawals, for example of food, mostly only a few times occur, is a repeated, repeated adhesive force in many applications sufficient.
  • a suitable co-extrudate can also be used be, which has a sufficient multiple adhesive strength or permanent adhesive strength owns.
  • numerous combinations of newer plastics are known have a certain adhesive force.
  • the adhesive fastener or the adhesive fastener tape are preferably made of the plastic polyethylene LDPE. However, you can also use any other plastic are produced, preferably the same plastic is used, from which the bag or packaging respectively whose film or parts of this film exist.
  • the fasteners of the fastener tape or parts of the fastener can also be co-extruded for a more secure connection to the walls to ensure the packaging, or in order to fasten - for Example by welding at lower temperatures - with the foil walls to reach the packaging.
  • the adhesive fastener or the adhesive tape with a tamper-evident device is provided. It is preferably a tamper-evident pull-off closure or a perforation.
  • the tamper-evident pull-off closures can be above or below the adhesive fastener the flags or grip tabs of the clasp can be attached to the buyer guarantee that the packaging has not been opened before. As well can ensure tamper-evident on the film protruding from the adhesive closure also done through a perforation.
  • the piston-shaped engaging part can have a concave shape for adhesion to increase.
  • he can instead or additionally also have pimples, for example some thin pimples.
  • the webs of the groove preferably run obliquely inwards. This will make the Groove opening better protected against contamination of the adhesive device.
  • the groove is preferably covered by a film, for example by a wafer-thin film to make contact with the food to be filled avoid. This film is pierced when the piston-shaped engaging part is inserted.
  • the Bridge the groove with thin rags for example two thin rags, attached to to protect the adhesive in the groove base even better.
  • the rags Prevent the rags the penetration of particles of all kinds. They are preferably so thin and smooth, that they do not interfere with the easy merging of the piston and the groove.
  • a method of making an adhesive fastener or tape or to make a resealable pouch or resealable Packaging is characterized according to the invention in that the fastener or the fastener tape is extruded and that the Adhesive when extruding the fastener or fastener tape is applied.
  • the adhesive can be an extruder, for example a small extruder.
  • a one-piece production of the closure parts of the fastener or Adhesive tape with the bag or packaging expressly corresponds the essence of the invention.
  • a method of making a reclosable Bag or a resealable packaging is accordingly characterized in that the fastener or the adhesive tape with the resealable bag respectively the resealable packaging is made in one piece.
  • the bag or the packaging is preferably replaced by a so-called Made inline manufacturing.
  • the resealable bag or the reclosable packaging is made from a film web, and the adhesive fastener or the adhesive fastener tape is placed on the film web sprayed on.
  • the adhesive is preferably applied after connecting the groove profile with the one film web and before merging with the second film web, onto which the piston was sprayed beforehand and this is inserted into the groove.
  • the application of the adhesive can by glue applicators or, especially in the case of special adhesives, by a Extruder or small extruder happen.
  • FIG. 3 shows a cross section of the simplest closure according to the invention Art represents.
  • the closure consists of two bands or strips 1, 2, wherein the strip 1 of the groove part has a groove 3 and the strip 2 of the engagement part has a projection 4 with a piston-shaped cross section.
  • the groove 3 will formed and limited by two webs 5, 6, which are essentially at right angles from Stick out strip 1.
  • an adhesive 8 for example a food-safe special adhesive or a multiple adhesive extrudate.
  • Touched in the closed state shown in Figure 3 the front end face of the piston 4 the adhesive in the groove bottom 7.
  • the piston 14 has a concave shape, to increase liability.
  • the piston 14 is concave at its front end curved so that it better with the adhesive 13 or the adhesive, which is in Nut-Grund is in contact.
  • the grip tabs 15 and 16 are for another Type of processing of the reclosable device of different lengths.
  • the Crosspieces that enclose the groove between them are curved. They form a C shape a round shape approximating a circle. The round shape extends over an angular range of approximately 180 °. Also in the embodiment according to Fig. 4 exists between the webs and the outer ends of the piston 14 Distance, so that the play between groove and piston thus formed Insertion of the piston into the groove is facilitated.
  • the webs 17, 18 are oblique to the groove arranged inside the opening to prevent the groove from becoming dirty Protect detention facility better.
  • the piston 19 is designed in the form of a stamp. So it has a widening at its front end, around that with the adhesive to increase the area in contact and thus to improve the adhesion.
  • At the flags 9, 10 are the film webs of the side walls of the packaging 20, 21 attached.
  • the piston 22 has in accordance with the embodiment of Figure 5 a stamp-like shape, the Stamp is somewhat wider.
  • the piston 22 carries on it some thin knobs 23 at the front end surface, which increase the adhesion in the groove base.
  • appropriate adhesives such as co-extrudates can also be used or glue.
  • fine grooves are movable on the webs 5, 6 of the groove Tips 24, 25 attached, which protrude inward so that the adhesive is protected in the groove bottom from the ingress of particles of all kinds.
  • the Embodiment according to Figure 7 have the opposite ends the tips 24, 25 a small distance from each other. However, it is also possible that these tips touch or slightly overlap.
  • the Films of the packaging walls 26, 27 are with the profiles in the middle of the Positions 28 and 29 attached.
  • the groove can be replaced by a wafer-thin film can be covered to make contact with the material to be filled Avoid food. This film is then used when inserting the plunger pierce. Groove and piston can be made in one piece with the packaging film getting produced.
  • the adhesive is preferably in the bottom of the groove.
  • the pistons 4, 14, 19, 22 can also be used in certain Wear adhesive cases. Both adhesive and co-extrudate are used as adhesive possible.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Slide Fasteners (AREA)
  • Bag Frames (AREA)
EP00120559A 1999-09-30 2000-09-20 Fermeture à glissière ayant une couche d'adhésif Withdrawn EP1088768A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19946990 1999-09-30
DE19946990 1999-09-30
DE19951050 1999-10-20
DE19951050A DE19951050A1 (de) 1999-09-30 1999-10-22 Haftverschluß, insbesondere Haftverschlußband

Publications (2)

Publication Number Publication Date
EP1088768A2 true EP1088768A2 (fr) 2001-04-04
EP1088768A3 EP1088768A3 (fr) 2003-09-03

Family

ID=26055122

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00120559A Withdrawn EP1088768A3 (fr) 1999-09-30 2000-09-20 Fermeture à glissière ayant une couche d'adhésif

Country Status (1)

Country Link
EP (1) EP1088768A3 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1644256A2 (fr) * 2003-06-03 2006-04-12 Pliant Corporation Contenant a usage unique
US7553082B2 (en) * 2004-08-03 2009-06-30 Illinois Tool Works Inc. Evacuable storage bag having resealable means activated by slider
US20140270599A1 (en) * 2013-03-15 2014-09-18 S.C. Johnson & Son, Inc. Microstructure connecting mechanism and plastic storage bag with microstructure closure mechanism
US10752406B2 (en) 2016-08-11 2020-08-25 Boe Technology Group., Ltd. Smart seal clamp, packaging bag, and storage and management method of object

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1523989A (fr) * 1967-05-25 1968-05-03 Perfectionnements apportés aux fermetures de sacs et sachets souples
US4791710A (en) * 1987-03-23 1988-12-20 Minigrip, Inc. Self-aligning closable extruded profile plastic fastener and method
US4947525A (en) * 1989-03-23 1990-08-14 Zip-Pak Incorporated Zipper closure with internal peel seal
US5002781A (en) * 1989-03-23 1991-03-26 Zip-Pak Incorporated Bacon/meat package
JPH06239356A (ja) * 1993-02-04 1994-08-30 Toshio Nishino 気密ファスナー及びその製造方法
JPH07223657A (ja) * 1994-02-08 1995-08-22 Teruyuki Kaneshiro 圧縮式の布団収納袋
US5605594A (en) * 1995-05-01 1997-02-25 Reynolds Consumer Products Inc. Closure arrangment having a peelable seal

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1523989A (fr) * 1967-05-25 1968-05-03 Perfectionnements apportés aux fermetures de sacs et sachets souples
US4791710A (en) * 1987-03-23 1988-12-20 Minigrip, Inc. Self-aligning closable extruded profile plastic fastener and method
US4947525A (en) * 1989-03-23 1990-08-14 Zip-Pak Incorporated Zipper closure with internal peel seal
US5002781A (en) * 1989-03-23 1991-03-26 Zip-Pak Incorporated Bacon/meat package
JPH06239356A (ja) * 1993-02-04 1994-08-30 Toshio Nishino 気密ファスナー及びその製造方法
JPH07223657A (ja) * 1994-02-08 1995-08-22 Teruyuki Kaneshiro 圧縮式の布団収納袋
US5605594A (en) * 1995-05-01 1997-02-25 Reynolds Consumer Products Inc. Closure arrangment having a peelable seal

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 620 (M-1711), 25. November 1994 (1994-11-25) -& JP 06 239356 A (TOSHIO NISHINO), 30. August 1994 (1994-08-30) *
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 11, 26. Dezember 1995 (1995-12-26) -& JP 07 223657 A (TERUYUKI KANESHIRO), 22. August 1995 (1995-08-22) *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1644256A2 (fr) * 2003-06-03 2006-04-12 Pliant Corporation Contenant a usage unique
EP1644256A4 (fr) * 2003-06-03 2007-07-18 Illinois Tool Works Contenant a usage unique
US7553082B2 (en) * 2004-08-03 2009-06-30 Illinois Tool Works Inc. Evacuable storage bag having resealable means activated by slider
US20140270599A1 (en) * 2013-03-15 2014-09-18 S.C. Johnson & Son, Inc. Microstructure connecting mechanism and plastic storage bag with microstructure closure mechanism
WO2014152477A1 (fr) * 2013-03-15 2014-09-25 S.C. Johnson & Son, Inc. Mécanisme de liaison à microstructures et sac de stockage en matière plastique à mécanisme de fermeture à microstructures
US11230413B2 (en) 2013-03-15 2022-01-25 S.C. Johnson & Son, Inc. Microstructure connecting mechanism and plastic storage bag with microstructure closure mechanism
US10752406B2 (en) 2016-08-11 2020-08-25 Boe Technology Group., Ltd. Smart seal clamp, packaging bag, and storage and management method of object

Also Published As

Publication number Publication date
EP1088768A3 (fr) 2003-09-03

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