FR3028502B1 - Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac - Google Patents

Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac

Info

Publication number
FR3028502B1
FR3028502B1 FR1460917A FR1460917A FR3028502B1 FR 3028502 B1 FR3028502 B1 FR 3028502B1 FR 1460917 A FR1460917 A FR 1460917A FR 1460917 A FR1460917 A FR 1460917A FR 3028502 B1 FR3028502 B1 FR 3028502B1
Authority
FR
France
Prior art keywords
bag
folded
angleless
manufacturing
machine
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 - Fee Related
Application number
FR1460917A
Other languages
English (en)
Other versions
FR3028502A1 (fr
Inventor
Michel Brodart
Cyrille Charpentier
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.)
Brodart Ind
Original Assignee
Brodart Ind
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 Brodart Ind filed Critical Brodart Ind
Priority to FR1460917A priority Critical patent/FR3028502B1/fr
Publication of FR3028502A1 publication Critical patent/FR3028502A1/fr
Application granted granted Critical
Publication of FR3028502B1 publication Critical patent/FR3028502B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/10—Bags or like containers made of paper and having structural provision for thickness of contents with gusseted sides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2155/00—Flexible containers made from webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2155/00—Flexible containers made from webs
    • B31B2155/001—Flexible containers made from webs by folding webs longitudinally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/20—Shape of flexible containers with structural provision for thickness of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/148—Cutting-out portions from the sides of webs or sheets

Landscapes

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

Abstract

La présente invention a pour objet de proposer un sac à soufflets latéraux formé à partir d'au moins une bande de matériau et dont les bords longitudinaux sont soudés entre eux, la ou les bandes étant ensuite pliée(s) pour présenter quatre faces dont deux faces en vis-à-vis sont destinées à former des soufflets et comprennent chacune une pliure longitudinale sur toute la longueur, les coins d'une des extrémités du sac comprenant des découpes en biais de sorte que ladite extrémité du sac replié présente une forme trapézoïdale, le sac étant replié lorsque les soufflets sont eux-mêmes repliés vers l'intérieur du sac, les bords de chaque face du sac au niveau de l'extrémité présentant les découpes en biais étant soudés entres eux de manière à former le fond du sac.
FR1460917A 2014-11-13 2014-11-13 Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac Expired - Fee Related FR3028502B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1460917A FR3028502B1 (fr) 2014-11-13 2014-11-13 Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1460917A FR3028502B1 (fr) 2014-11-13 2014-11-13 Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac

Publications (2)

Publication Number Publication Date
FR3028502A1 FR3028502A1 (fr) 2016-05-20
FR3028502B1 true FR3028502B1 (fr) 2017-11-17

Family

ID=52465536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1460917A Expired - Fee Related FR3028502B1 (fr) 2014-11-13 2014-11-13 Sac a soufflets lateraux sans angle, procede et machine de fabrication d'un tel sac

Country Status (1)

Country Link
FR (1) FR3028502B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816104A (en) * 1984-05-02 1989-03-28 Mobil Oil Corporation Methods and systems for preparing flat-bottom thermoplastic sack
DE3725876A1 (de) * 1987-08-05 1989-02-23 Stiegler Maschf Gmbh Verfahren zum herstellen von beuteln aus thermoplastischer kunststoffolie mit schweisstrennaehten
TW526160B (en) * 2001-01-21 2003-04-01 Luen Sing Tang Package
EP2161212B1 (fr) * 2003-03-17 2012-05-16 Hosokawa Yoko Co., Ltd. Sac muni d'une fermeture à glissière

Also Published As

Publication number Publication date
FR3028502A1 (fr) 2016-05-20

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