EP2437982A1 - Procédé de fabrication d'une fermeture inviolable pour un récipient en matière plastique destiné à contenir des denrées alimentaires - Google Patents

Procédé de fabrication d'une fermeture inviolable pour un récipient en matière plastique destiné à contenir des denrées alimentaires

Info

Publication number
EP2437982A1
EP2437982A1 EP10722702A EP10722702A EP2437982A1 EP 2437982 A1 EP2437982 A1 EP 2437982A1 EP 10722702 A EP10722702 A EP 10722702A EP 10722702 A EP10722702 A EP 10722702A EP 2437982 A1 EP2437982 A1 EP 2437982A1
Authority
EP
European Patent Office
Prior art keywords
web
container
profile
lid
predetermined breaking
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.)
Granted
Application number
EP10722702A
Other languages
German (de)
English (en)
Other versions
EP2437982B1 (fr
Inventor
Georg Hofmann
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.)
Fuerst GmbH
Original Assignee
Fuerst 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 Fuerst GmbH filed Critical Fuerst GmbH
Publication of EP2437982A1 publication Critical patent/EP2437982A1/fr
Application granted granted Critical
Publication of EP2437982B1 publication Critical patent/EP2437982B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00—Closing containers or receptacles after filling
    • B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
    • B65B7/28—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by applying separate preformed closures, e.g. lids, covers
    • B65B7/2842—Securing closures on containers
    • B65B7/2878—Securing closures on containers by heat-sealing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/22—Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means
    • B65B51/225—Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means by ultrasonic welding
    • 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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/0206—Removable lids or covers without integral tamper element secured by snapping over beads or projections inside a peripheral U-shaped channel in the mouth of the container
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00064—Shape of the outer periphery
    • B65D2543/00074—Shape of the outer periphery curved
    • B65D2543/00092—Shape of the outer periphery curved circular
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00259—Materials used
    • B65D2543/00296—Plastic
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00425—Lids or covers welded or adhered to the container
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00453—Contact between the container and the lid in a peripheral U-shaped channel of the container
    • B65D2543/00462—Contact between the container and the lid in a peripheral U-shaped channel of the container peripheral U-shaped channel of the lid
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00601—Snapping means on the container
    • B65D2543/00611—Profiles
    • B65D2543/00629—Massive bead
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00601—Snapping means on the container
    • B65D2543/00675—Periphery concerned
    • B65D2543/00685—Totality
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00712—Snapping means on the lid
    • B65D2543/00722—Profiles
    • B65D2543/0074—Massive bead
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00712—Snapping means on the lid
    • B65D2543/00787—Periphery concerned
    • B65D2543/00796—Totality
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00824—Means for facilitating removing of the closure
    • B65D2543/00833—Integral tabs, tongues, handles or similar

Definitions

  • the invention relates to a method for producing a tamper-evident in a plastic container for receiving food.
  • Such a plastic container is known from WO 2008/119521.
  • a tamper-evident ring provided on a cover engages with a circumferential detent device provided on the outer wall of a container.
  • the tamper-evident ring and latch are designed to tear off the tamper evident ring the first time the lid is opened. The consumer can thus recognize whether the goods received in the plastic container are still in their original condition.
  • the object of the invention is to eliminate the disadvantages of the prior art.
  • it is intended to provide a simple and cost-effective method for producing Position of a plastic container can be specified, which offers improved tamper evidence.
  • a plastic container is used to hold food, with a container and a corresponding, lockable, flexible lid, wherein the container in the vicinity of its opening edge has a radially projecting and circumferential over a substantial part of its outer periphery first ridge, wherein on the edge of the cover a corresponding to the container wall trained, circumferential first profile is provided, wherein on a circumferential outer wall of the first U-profile a radially projecting and over a substantial part of its outer circumference circumferential second web is provided, so that when placed on the container Lid of the second web overlaps the first web, wherein the first web is connected via a first predetermined breaking line to the container and / or the second web via a second predetermined breaking line to the outer wall of the first U-profile, and wherein the first predetermined breaking line and / or second Predetermined breaking line is designed as a perforation,
  • the proposed plastic container can be produced particularly cost-effectively because of a considerably simplified design of the container.
  • a first latching means is provided on an inner leg of the second U-profile facing the container interior.
  • a second locking means may be provided, so that by interlocking the first with the second locking means, the lid can be latched to the container. This allows repeated tight closure of the container. It is thus not only suitable as a packaging material, but also after the fulfillment of the packaging purpose for the storage of food, ingredients or other things.
  • first latching means may be a circumferential first projection or bead projecting outwardly from an outer wall of the inner leg.
  • the second latching means may be a second projection or bead radially inwardly projecting from an inner wall of the second outer leg of the first U-profile.
  • a first section of the first outer leg may have a third predetermined breaking line, so that a first recess can be produced in the first outer leg.
  • Edge of the lid to open the same be made accessible.
  • At least one of the webs has a second recess in the region of the first section.
  • the first and / or the second web can be interrupted in this embodiment in the region of the first section. This makes it possible to open to set the lid immediately at the bottom of the second outer leg.
  • this predetermined breaking webs spanning the second recess may be connected to the first web and / or the inner leg.
  • the first and / or second predetermined breaking line is formed as a perforation.
  • the first and / or second web may have a plurality of radial third recesses.
  • the third recesses may be V-shaped and open to the outer periphery of the respective web. This allows a section-wise bending of the respective web without destroying the respective predetermined breaking line. Such a section-wise bending can occur, for example, when the cover is placed on the container for the first time when the first outer limb of the second U-profile is slightly deformed.
  • the third predetermined breaking line is formed as a continuous film bridge.
  • Such a predetermined breaking line can be produced with a relatively simple designed tool.
  • the first web extends from an upper edge of the second outer leg and the second web extends from a further upper edge of the first outer leg.
  • the first and the second web are mounted so that they with a latched lid to form a narrow
  • the detachable via the third predetermined breaking line from the first outer leg portion may be provided to facilitate a first-time opening of the lid on the second outer leg and a tab which engages over the first outer leg when latched with the container lid. This can be lifted by attaching to the tab of the disgusting destroying the first and / or second predetermined breaking line from the container.
  • FIGS. 7 to 10 of WO 2008/119521 The disclosure of this document is incorporated herein by reference.
  • the container and the lid are produced according to a further embodiment of a flexible plastic, preferably polypropylene.
  • the lid and the container may be made of the same material. This ensures a particularly intimate ultrasonic welding connection.
  • the lid is made in a different color from the container.
  • the proposed plastic container may have a cylindrical and / or or upwardly conically widening shape. In the elevation, it may be in the container to a round Container, a rectangular, oval or otherwise shaped container act.
  • FIG. 1 is a perspective view of a first container and a first lid
  • FIG. 2 is a partially broken view of the first container of FIG. 1,
  • FIG. 2 is a detail view of FIG. 2,
  • FIG. 4 is a plan view of the first container of FIG. 1,
  • FIG. 5 is a detail view of FIG. 4,
  • FIG. 6 is a plan view of the first lid of FIG. 1,
  • FIG. 7 is a detail view of FIG. 6,
  • FIG. 8 shows a sectional view through the first container according to FIG. 4 along the section line B-B, FIG.
  • FIG. 9 is a detail view of FIG. 8,
  • FIG. 10 is a detail view of FIG. 10,
  • FIG. 14 is a sectional view of the second container according to the section line A-A in Fig. 10 and
  • FIG. 15 is a detail view of FIG. 14th
  • the first container denoted generally by the reference numeral 1 in the figures has a radially projecting circumferential first web 2 in the vicinity of its opening edge.
  • a first outer leg 3 extends from the outer circumference of the first web 2.
  • the reference numeral 4 designates an inner leg made in one piece with a container wall, which extends from an inner circumference of the first web 2 and extends approximately parallel to the first outer leg 3.
  • a generally designated by the reference numeral 5 first cover has at its peripheral edge on a first U-profile Ul.
  • a second outer leg of the first U-profile Ul is designated by the reference numeral 6. -
  • the inner leg 4, the first web 2 and the first outer leg 3 form a second U-profile U2.
  • a radially projecting circumferential second web 7 is attached via a second predetermined breaking line S2.
  • the second web 7 overlaps the first web 2 when the first cover 5 is in a state latched to the container 1.
  • the first 2 and the second web 7 are arranged substantially parallel.
  • the second The web 7 overlaps the first web 2 with a gap having a width or a gap in the range from about 0.05 to about 0.30 mm.
  • the inner leg 4 has in the region of its peripheral edge a radially outwardly projecting first bead 8 and the second outer leg 6 on its inner wall a second bead 9, which in the latched state the first bead 8 engages behind.
  • the first outer leg 3 has a section A, which is connected to the first outer leg 3 via two third predetermined breaking lines S3.
  • the section A can be torn off so that a first recess (not shown here) forms in the first outer leg 3.
  • first 2 and the second web 7 have a second recess 10 in the region of the section A.
  • the reference numeral 11 denotes breakaway webs which connect the first web 2 and the inner leg 4 with the section A.
  • FIGS. 6 and 7 show in detail the construction of the second web 7.
  • the second web 7 has V-shaped third recesses 12 which open towards the peripheral edge.
  • the cover 5 is placed on the filled container 1 in such a way that it engages with the container 1.
  • the second bead 9 engages behind the first bead 8.
  • the second web 7 overlaps under training. fertil a gap with a width of, for example, 0.15 mm, the first bridge.
  • the container 1 is placed with an underside of the first web 2 on an annular anvil of an ultrasonic welding device. Subsequently, the second web 7 is pressed by means of one or more sonotrodes against an underside of the upper side opposite the first web 2. The gap is closed. By the action of ultrasound then the first 2 and the second web 7 are welded together.
  • the consumer For the first opening of the lid 5, the consumer must destroy two tamper-evident.
  • a first tamper-evidence is that for opening the lid 5 first the section A must be removed from the first outer leg 3. Even in the missing section A, the consumer can recognize that possibly the originality of the goods received in the container is no longer given.
  • To release the second tamper-evident feature it is possible, after the removal of the section A, to be attached to the lower edge of the second outer leg 6 in the region of the second recess 10. By an upward pressing of the second outer leg 6, the second web 7 tears off the second outer leg 6 along the second predetermined breaking line S2. Thus, the second tamper-evident is removed and the first lid 5 is lifted from the first container 1.
  • FIGS. 10 to 15 show a second embodiment.
  • a second U-profile U2 is provided at the peripheral edge, which has an inner leg 4 and a first outer leg 3 having.
  • the first outer leg 3 is approximately the same height as the inner leg 4 is formed here. From an upper edge of the first outer leg 3, the first web 2 'extends here.
  • the first web 2 ' is here connected to the first outer leg 3 via a first sole fracture line S1.
  • the second U-profile U2 in turn has a second recess in the region of the section A. Furthermore, the second web 2 'to limit the portion A V-shaped third recesses 12.
  • a second cover 5 ' is shown, on the peripheral edge of which in turn a first U-profile U1 is provided.
  • the second web 7 ' here extends from an upper edge of the second outer leg 6 of the first U-profile Ul, so that it overlaps the first web 2' to form a narrow gap.
  • an (not shown here) ultrasonic welded connection is produced between the first web 2 'and the second web 7'.
  • this can be separated by destroying the first Sl and / or second predetermined breaking line S2 from the container 1 '.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un procédé de fabrication d'une fermeture inviolable pour un récipient en matière plastique destiné à contenir des denrées alimentaires. Ce procédé comprend les étapes suivantes : pose du couvercle (5, 5') sur le récipient (1, 1') rempli de manière à l'encliqueter avec le récipient (1, 1'), un deuxième segment (7, 7') côté couvercle chevauchant un premier segment (2, 2') côté récipient; pose du récipient (1, 1') avec une face inférieure du premier segment (2, 2' ) sur une enclume de forme annulaire, et soudage du premier segment (2, 2') avec le deuxième segment (7, 7') par ultrasons, dans un dispositif de soudage par ultrasons.
EP10722702.7A 2009-06-05 2010-06-02 Fermeture inviolable pour un recipient en matiere plastique destine a contenir des denrees alimentaires Active EP2437982B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009026795A DE102009026795A1 (de) 2009-06-05 2009-06-05 Kunststoffbehälter zur Aufnahme von Lebensmitteln
PCT/EP2010/057729 WO2010139737A1 (fr) 2009-06-05 2010-06-02 Procédé de fabrication d'une fermeture inviolable pour un récipient en matière plastique destiné à contenir des denrées alimentaires

Publications (2)

Publication Number Publication Date
EP2437982A1 true EP2437982A1 (fr) 2012-04-11
EP2437982B1 EP2437982B1 (fr) 2014-01-08

Family

ID=42664900

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10722702.7A Active EP2437982B1 (fr) 2009-06-05 2010-06-02 Fermeture inviolable pour un recipient en matiere plastique destine a contenir des denrees alimentaires

Country Status (3)

Country Link
EP (1) EP2437982B1 (fr)
DE (1) DE102009026795A1 (fr)
WO (1) WO2010139737A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9994369B2 (en) 2015-03-02 2018-06-12 Dart Container Corporation Tamper evident and resistant container
US9834340B2 (en) 2015-03-02 2017-12-05 Dart Container Corporation Tamper evident and resistant container
US10130171B2 (en) 2017-02-08 2018-11-20 Intermetro Industries Corporation Insulated transport cabinets for food and the like

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2535289B2 (fr) * 1981-11-06 1985-06-28 Plastigord Plastiques Perigord Boite a fermeture etanche formant conteneur pour produits divers
US5249694A (en) * 1991-06-20 1993-10-05 Highland Plastics, Inc. Tear strip container
US5156273A (en) * 1992-04-28 1992-10-20 Empak, Inc. Stackable composite lid and container arrangement
FR2707951B1 (fr) * 1993-07-01 1995-08-25 Rg Plastiques Boîte de conditionnement en matière plastique formée d'une barquette rigide et d'un couvercle.
DE19824785A1 (de) * 1998-06-03 1999-12-09 Bellaplast Holding Ag Altstaet Verfahren zum Herstellen eines Originalitätsverschlusses und Lebensmittelbehälter
US8083089B2 (en) * 2005-07-13 2011-12-27 Pwp Industries Inc. Versatile tamper-evident food container
DE102007015340A1 (de) * 2007-03-30 2008-10-09 Fürst GmbH Kunststoffbehälter zur Aufnahme von Lebensmitteln
DE202007017293U1 (de) 2007-03-30 2008-08-07 Fürst GmbH Kunststoffbehälter zur Aufnahme von Lebensmitteln
US7946441B2 (en) * 2007-08-10 2011-05-24 Letica Corporation Molded plastic container assembly with tear strip

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010139737A1 *

Also Published As

Publication number Publication date
DE102009026795A1 (de) 2010-12-09
WO2010139737A4 (fr) 2011-01-27
EP2437982B1 (fr) 2014-01-08
WO2010139737A1 (fr) 2010-12-09

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