EP0815024B1 - Sac a valve a fond croise ou a fond forme - Google Patents

Sac a valve a fond croise ou a fond forme Download PDF

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Publication number
EP0815024B1
EP0815024B1 EP96909104A EP96909104A EP0815024B1 EP 0815024 B1 EP0815024 B1 EP 0815024B1 EP 96909104 A EP96909104 A EP 96909104A EP 96909104 A EP96909104 A EP 96909104A EP 0815024 B1 EP0815024 B1 EP 0815024B1
Authority
EP
European Patent Office
Prior art keywords
valve
sack
valve tube
slits
separation lines
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.)
Expired - Lifetime
Application number
EP96909104A
Other languages
German (de)
English (en)
Other versions
EP0815024A1 (fr
Inventor
Volker Runge
Rüdiger Rischke
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of EP0815024A1 publication Critical patent/EP0815024A1/fr
Application granted granted Critical
Publication of EP0815024B1 publication Critical patent/EP0815024B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/14—Valve bags, i.e. with valves for filling
    • B65D31/142—Valve bags, i.e. with valves for filling the filling port being formed by folding a flap connected to a side, e.g. block bottoms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
  • Revetment (AREA)
  • Basic Packing Technique (AREA)
  • Pens And Brushes (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Claims (9)

  1. Sac à valve, en particulier pour des produits de remplissage pulvérulents, avec une valve de remplissage, qui comporte un tube à valve (10) se dressant avec une extrémité à l'intérieur du sac (12), dont un segment terminal (13) se dressant dans l'intérieur du sac (12) est subdivisé physiquement essentiellement dans le sens longitudinal du tube à valve (10) et dans le cas du tube à valve (10) se situant à plat est replié sur lui-même le long d'une ligne de pliage (15) se développant transversalement à la subdivision physique, le segment terminal (13) étant subdivisé physiquement par des fentes (14a, b) ou des lignes de séparation de consigne, qui se développent les unes par rapport aux autres à une certaine distance,
    caractérisé en ce que
    le sac à valve est réalisé comme un sac à valve à fond croisé ou à fond formé, la valve de remplissage est introduite dans un de ses deux fonds de sac d'un repli angulaire (7, 8) délimités latéralement par des lignes de pliage latéral du fond (2, 3), et dans le cas de tube à valve (10) se trouvant à plat les lignes de séparation de consigne ou fentes (14a, b) sont réalisées seulement dans une (17) des deux surfaces constituant le tube à valve et l'autre surface (18) est repliée sur elle-même.
  2. Sac à valve selon la revendication 1,
    caractérisé en ce que
    deux lignes de séparation de consigne ou fentes (14a, b) sont prévues, la distance entre les deux lignes de séparation de consigne ou fentes (14a, b) est dimensionnée pour le segment (16) se situant entre les lignes de séparation de consigne ou fentes (14a, b) se déplie dans le cas d'une tubulure de remplissage d'un dispositif de remplissage insérée dans le tube à valve (10) et entoure cette tubulure avec adhérence.
  3. Sac à valve selon les revendications 1 ou 2,
    caractérisé en ce que
    le segment terminal (13) est replié autour d'une ligne de pliage (15) s'étendant essentiellement perpendiculairement aux lignes de séparation de consigne ou fentes (14a, b).
  4. Sac à valve selon la revendication 3,
    caractérisé en ce que
    les lignes de séparation de consigne ou fentes (14a, b) se terminent à la ligne de pliage (15).
  5. Sac à valve selon une des revendications 1 à 4,
    caractérisé en ce que
    les lignes de séparation de consigne ou fentes (14a, b) sont de même longueur.
  6. Sac à valve selon une des revendications 1 à 5,
    caractérisé en ce que
    les lignes de séparation de consigne sont formées par des perforations.
  7. Sac à valve selon une des revendications 1 à 6,
    caractérisé en ce que
    le tube à valve (10) est composé au moins partiellement d'un matériau perméable au gaz.
  8. Sac à valve selon une des revendications 1 à 7,
    caractérisé en ce que
    dans la zone extérieure du tube à valve (10) est disposé dans ou sur celui-ci un manchon de fermeture (11) qui comporte une enduction qui peut être transformée en un état de collage pour la fermeture de la valve.
  9. Sac à valve selon une des revendications 1 à 8,
    caractérisé en ce que
    le tube à valve (10) ou le tube à valve (10) et le manchon de fermeture (11) dans le cas d'une tubulure de remplissage d'un dispositif de remplissage enfilée dans le tube à valve (10) se développent coniquement vers l'intérieur du sac.
EP96909104A 1995-03-30 1996-03-21 Sac a valve a fond croise ou a fond forme Expired - Lifetime EP0815024B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19511814A DE19511814A1 (de) 1995-03-30 1995-03-30 Kreuz- oder Klotzbodenventilsack
DE19511814 1995-03-30
PCT/EP1996/001217 WO1996030271A1 (fr) 1995-03-30 1996-03-21 Sac a valve a fond croise ou a fond forme

Publications (2)

Publication Number Publication Date
EP0815024A1 EP0815024A1 (fr) 1998-01-07
EP0815024B1 true EP0815024B1 (fr) 1999-02-03

Family

ID=7758242

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96909104A Expired - Lifetime EP0815024B1 (fr) 1995-03-30 1996-03-21 Sac a valve a fond croise ou a fond forme

Country Status (6)

Country Link
EP (1) EP0815024B1 (fr)
AT (1) ATE176435T1 (fr)
DE (2) DE19511814A1 (fr)
DK (1) DK0815024T3 (fr)
ES (1) ES2128166T3 (fr)
WO (1) WO1996030271A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8142077B2 (en) 2008-04-16 2012-03-27 Graphic Packaging International, Inc. Bag structures and methods of assembling the same
DE202015004837U1 (de) * 2015-07-07 2016-10-13 Dy-Pack Verpackungen Gustav Dyckerhoff Gmbh Ventilsack

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE818327C (de) * 1950-03-26 1951-10-25 Verpackungsbedarf G M B H Anwendung des Stoepsels zum Versperren des Ventils von Ventilsaecken
DE842586C (de) * 1950-09-17 1952-06-30 Verpackungsbedarf G M B H Ventilsack aus Papier od. dgl.
DE2006146C3 (de) * 1970-02-11 1979-12-13 Wilhelmstal-Werke Gmbh Papiersackfabriken, 7590 Achern Mehrlagiger Ventilsack
FR2228004A1 (en) * 1973-05-02 1974-11-29 Gartemann & Hollmann Gmbh Filling device for double layer sacks - consists of plastic tube whose inner end is folded to form seal
US4391404A (en) * 1981-08-13 1983-07-05 Champion International Corporation Sleeve valve for flexible bags
US4387749A (en) * 1981-09-08 1983-06-14 Champion International Corporation Filler sleeve for use in conjunction with a bag adapted to contain a granular product
FR2628396A1 (fr) * 1988-03-10 1989-09-15 Lembacel Sa Sac d'emballage souple equipe d'une valve de remplissage

Also Published As

Publication number Publication date
DE19511814A1 (de) 1996-10-02
ATE176435T1 (de) 1999-02-15
EP0815024A1 (fr) 1998-01-07
WO1996030271A1 (fr) 1996-10-03
ES2128166T3 (es) 1999-05-01
DE59601262D1 (de) 1999-03-18
DK0815024T3 (da) 1999-09-20

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