EP4017808A4 - Procédé et appareil de formation de sac - Google Patents

Procédé et appareil de formation de sac Download PDF

Info

Publication number
EP4017808A4
EP4017808A4 EP20856720.6A EP20856720A EP4017808A4 EP 4017808 A4 EP4017808 A4 EP 4017808A4 EP 20856720 A EP20856720 A EP 20856720A EP 4017808 A4 EP4017808 A4 EP 4017808A4
Authority
EP
European Patent Office
Prior art keywords
bag formation
bag
formation
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.)
Pending
Application number
EP20856720.6A
Other languages
German (de)
English (en)
Other versions
EP4017808A1 (fr
Inventor
Gaurav LOHIA
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.)
Lohia Corp Ltd
Original Assignee
Lohia Corp Ltd
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 Lohia Corp Ltd filed Critical Lohia Corp Ltd
Publication of EP4017808A1 publication Critical patent/EP4017808A1/fr
Publication of EP4017808A4 publication Critical patent/EP4017808A4/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/14—Surface shaping of articles, e.g. embossing; Apparatus therefor by plasma treatment
    • 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
    • B31B70/02—Feeding or positioning sheets, blanks or webs
    • B31B70/022—Holders for feeding or positioning sheets or webs
    • B31B70/024—Rotating holders, e.g. star wheels, drums
    • 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
    • B31B70/16—Cutting 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
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/26—Folding sheets, blanks or webs
    • B31B70/261—Folding sheets, blanks or webs involving transversely folding, i.e. along a line perpendicular to the direction of movement
    • 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
    • B31B70/74—Auxiliary operations
    • 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
    • B31B70/74—Auxiliary operations
    • B31B70/76—Moistening; Drying; Cooling; Heating
    • 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
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/812—Applying patches, strips or strings on sheets or webs
    • B31B70/8122—Applying patches
    • 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
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
    • B31B70/85—Applying patches or flexible valve inserts, e.g. applying film-like valves
    • 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
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • B31B2150/001—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom
    • B31B2150/0014—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom having their openings facing transversally to the direction of movement
    • 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
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • B31B2150/003—Flexible containers made from sheets or blanks, e.g. from flattened tubes made from tubular sheets
    • 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
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • B31B2150/20—Flexible containers made from sheets or blanks, e.g. from flattened tubes the longitudinal axes of the containers being perpendicular to the direction in which the sheets or blanks are fed
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Making Paper Articles (AREA)
EP20856720.6A 2019-08-24 2020-08-19 Procédé et appareil de formation de sac Pending EP4017808A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201911034166 2019-08-24
PCT/IB2020/057800 WO2021038387A1 (fr) 2019-08-24 2020-08-19 Procédé et appareil de formation de sac

Publications (2)

Publication Number Publication Date
EP4017808A1 EP4017808A1 (fr) 2022-06-29
EP4017808A4 true EP4017808A4 (fr) 2023-10-25

Family

ID=74684027

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20856720.6A Pending EP4017808A4 (fr) 2019-08-24 2020-08-19 Procédé et appareil de formation de sac

Country Status (3)

Country Link
EP (1) EP4017808A4 (fr)
CN (1) CN114286791B (fr)
WO (1) WO2021038387A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3448666A (en) * 1963-04-11 1969-06-10 Windmoeller & Hoelscher Cross-bottom sack and apparatus for manufacturing same
US3554828A (en) * 1966-02-14 1971-01-12 Windmoeller & Hoelscher Process for the manufacture of bonded plastic sacks employing an electrical field and an ionizable gas
WO1995030598A1 (fr) * 1994-05-04 1995-11-16 Starlinger & Co. Gesellschaft Mbh Sac en tissu de polymere, notamment de polyolefine, et son procede de fabrication
WO2004030829A1 (fr) * 2002-09-13 2004-04-15 Windmöller & Hölscher Kg Dispositif pour former un profile de colle pour des sacs a fond croise
WO2016189541A1 (fr) * 2014-05-29 2016-12-01 Ashok Chaturvedi Procédé de réalisation de sacs dotés de robinet à partir d'un film de tissu tissé polymère et son sac
US20170283657A1 (en) * 2014-09-05 2017-10-05 Tesa Se Method for increasing the adhesion between the first surface of a first web-type material and a first surface of a second web-type material

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1411682A1 (de) * 1962-03-31 1968-10-10 Windmoeller & Hoelscher Ventilsack aus thermoplastischem Kunststoff
FR1395952A (fr) * 1964-04-10 1965-04-16 Windmoller & Holscher Fa Perfectionnements à la fabrication de sacs à fond en croix et procédé de collage de feuilles de polyoléfines
DK122315C (da) * 1966-05-09 1972-07-17 Albemarle Paper Co Flerlagspose og fremgangsmåde til dens fremstilling.
CH490965A (de) * 1967-05-12 1970-05-31 Meulen Leonard V D Vorrichtung zum Herstellen von Kreuzbodenbeuteln
US4997504A (en) * 1978-10-10 1991-03-05 Wood James R Method and apparatus for high speed pouch and bag making
DE2901584A1 (de) * 1979-01-17 1980-07-24 Bischof & Klein Ventilsack
GR862375B (en) * 1986-09-17 1986-09-25 Karagiannis Konstantinos Automatic feeder and method for coating and plasticizing paper leaves
US5518559A (en) * 1993-08-12 1996-05-21 Cmd Corporation Method and apparatus for registration of a seal on a plastic bag
DE59409654D1 (de) * 1993-11-23 2001-03-15 Dyconex Patente Ag Zug Verfahren zur Strukturierung von Polymerfolien
CA2124237C (fr) * 1994-02-18 2004-11-02 Bernard Cohen Barriere non tisse amelioree et methode de fabrication
CA2135416C (fr) * 1994-11-09 1998-02-10 Hans J. Meier Methode et materiau pour prolonger la duree de conservation des aliments frais
CN1160632A (zh) * 1995-12-21 1997-10-01 温德莫勒及霍尔希尔公司 由单层或多层纸质软管段制作袋的方法和设备
JP2005022350A (ja) * 2003-07-01 2005-01-27 Dainippon Printing Co Ltd シートの貼合方法および貼合装置
AT509141A1 (de) * 2009-11-23 2011-06-15 Herwig Worff Verfahren zum verschliessen eines sackkörpers
WO2011064802A1 (fr) * 2009-11-30 2011-06-03 Ruggero Peroni Procédé de fabrication de sacs à provisions et chaîne de fabrication automatisée associée
KR102214206B1 (ko) * 2012-09-18 2021-02-09 디에스엠 아이피 어셋츠 비.브이. 가요성 복합재 시스템들
CN112497844B (zh) * 2013-06-05 2023-05-23 环美有限公司 使用热熔接缝生产织物袋或容器的方法
CN104443476B (zh) * 2013-09-12 2016-08-31 天津工业大学 一种筒子纱自动包装系统
AT515608B1 (de) * 2014-04-03 2016-06-15 Worff Herwig Dipl Ing Vorrichtung zum Verschließen von Säcken aus Gewebe
EP3017940B1 (fr) * 2014-11-04 2017-09-13 Starlinger & Co. Gesellschaft m.b.H. Procédé et dispositif de fabrication de sacs à partir de corps de sac tubulaires
DK3325703T3 (da) * 2016-08-02 2019-10-28 Fitesa Germany Gmbh System og fremgangsmåde til fremstilling af ikke-vævede polymælkesyrestoffer
CN110158058A (zh) * 2018-02-16 2019-08-23 等离子体成膜有限公司 等离子体处理装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3448666A (en) * 1963-04-11 1969-06-10 Windmoeller & Hoelscher Cross-bottom sack and apparatus for manufacturing same
US3554828A (en) * 1966-02-14 1971-01-12 Windmoeller & Hoelscher Process for the manufacture of bonded plastic sacks employing an electrical field and an ionizable gas
WO1995030598A1 (fr) * 1994-05-04 1995-11-16 Starlinger & Co. Gesellschaft Mbh Sac en tissu de polymere, notamment de polyolefine, et son procede de fabrication
WO2004030829A1 (fr) * 2002-09-13 2004-04-15 Windmöller & Hölscher Kg Dispositif pour former un profile de colle pour des sacs a fond croise
WO2016189541A1 (fr) * 2014-05-29 2016-12-01 Ashok Chaturvedi Procédé de réalisation de sacs dotés de robinet à partir d'un film de tissu tissé polymère et son sac
US20170283657A1 (en) * 2014-09-05 2017-10-05 Tesa Se Method for increasing the adhesion between the first surface of a first web-type material and a first surface of a second web-type material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021038387A1 *

Also Published As

Publication number Publication date
WO2021038387A1 (fr) 2021-03-04
CN114286791A (zh) 2022-04-05
EP4017808A1 (fr) 2022-06-29
CN114286791B (zh) 2023-12-01

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Ipc: B31B 160/20 20170101ALN20230921BHEP

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