CA2183831A1 - Sac, methode d'ouverture et appareil connexe - Google Patents

Sac, methode d'ouverture et appareil connexe

Info

Publication number
CA2183831A1
CA2183831A1 CA002183831A CA2183831A CA2183831A1 CA 2183831 A1 CA2183831 A1 CA 2183831A1 CA 002183831 A CA002183831 A CA 002183831A CA 2183831 A CA2183831 A CA 2183831A CA 2183831 A1 CA2183831 A1 CA 2183831A1
Authority
CA
Canada
Prior art keywords
bag
hole
panel
opening
opening method
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
CA002183831A
Other languages
English (en)
Other versions
CA2183831C (fr
Inventor
Gregory E. Mcdonald
Andrew W. Moehlenbrock
John Carson
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.)
Cryovac LLC
Original Assignee
WR Grace and Co Conn
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 US08/522,053 external-priority patent/US5810706A/en
Application filed by WR Grace and Co Conn filed Critical WR Grace and Co Conn
Publication of CA2183831A1 publication Critical patent/CA2183831A1/fr
Application granted granted Critical
Publication of CA2183831C publication Critical patent/CA2183831C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/28—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers co-operating with fixed supports
    • 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
    • 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
    • B65D33/007—Details of, or accessories for, sacks or bags for facilitating the separation of the two walls, e.g. walls of inequal height, tabs; for maintaining the mouth of the sack or bag open
    • 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
    • B31B2155/0012—Flexible containers made from webs by folding webs longitudinally having their openings facing in 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
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without 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
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • B31B2160/106—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents obtained from sheets cut from larger sheets or webs before finishing the bag forming operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Packages (AREA)
  • Making Paper Articles (AREA)
  • Bag Frames (AREA)
CA002183831A 1995-08-31 1996-08-21 Sac, methode d'ouverture et appareil connexe Expired - Fee Related CA2183831C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US52248095A 1995-08-31 1995-08-31
US08/522,053 1995-08-31
US08/522,480 1995-08-31
US08/522,053 US5810706A (en) 1995-08-31 1995-08-31 bag with an access hole in one panel

Publications (2)

Publication Number Publication Date
CA2183831A1 true CA2183831A1 (fr) 1997-03-01
CA2183831C CA2183831C (fr) 2005-07-26

Family

ID=27060685

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002183831A Expired - Fee Related CA2183831C (fr) 1995-08-31 1996-08-21 Sac, methode d'ouverture et appareil connexe

Country Status (7)

Country Link
EP (2) EP0985522B1 (fr)
AR (1) AR003396A1 (fr)
AT (2) ATE199692T1 (fr)
CA (1) CA2183831C (fr)
DE (2) DE69612046T2 (fr)
ES (1) ES2155922T3 (fr)
MX (1) MX9603577A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9682809B2 (en) 2015-05-27 2017-06-20 Sonoco Development, Inc. Package opening support
CN112721316A (zh) * 2020-12-29 2021-04-30 成都市兴恒泰印务有限公司 一种生产异形包装袋的生产工艺

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100391971B1 (ko) * 2001-05-26 2003-07-22 미래산전 주식회사 봉지의 벌림 로봇장치
US10640247B2 (en) * 2017-04-27 2020-05-05 The Procter & Gamble Company Methods of adding expansion material to flexible containers
CN108394129A (zh) * 2017-11-22 2018-08-14 芜湖恒耐特传动设备有限公司 一种水泥包装袋开口部加工装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3161347A (en) 1962-08-20 1964-12-15 Gilbert H Hannon Bag package
US3587843A (en) * 1967-09-11 1971-06-28 Grace W R & Co Package of bags
US3707826A (en) * 1971-03-11 1973-01-02 Peters E Check-out counter
DE3149809A1 (de) * 1981-12-16 1983-07-21 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum herstellen evakuierter beutelpackungen
GB2176165A (en) * 1985-06-14 1986-12-17 Grace W R & Co Bag opening device for packaging
FR2684644B1 (fr) * 1991-12-04 1995-03-17 Roy Thierry Rouleau en materiau plastique pour former des sacs.
GB9202758D0 (en) * 1992-02-10 1992-03-25 Pamco Inc Wicket for bagging machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9682809B2 (en) 2015-05-27 2017-06-20 Sonoco Development, Inc. Package opening support
US10351304B2 (en) 2015-05-27 2019-07-16 Sonoco Development, Inc. Package opening support
CN112721316A (zh) * 2020-12-29 2021-04-30 成都市兴恒泰印务有限公司 一种生产异形包装袋的生产工艺
CN112721316B (zh) * 2020-12-29 2022-12-20 成都市兴恒泰印务有限公司 一种生产异形包装袋的生产工艺

Also Published As

Publication number Publication date
EP0985522A1 (fr) 2000-03-15
ATE217575T1 (de) 2002-06-15
DE69612046T2 (de) 2001-07-19
AR003396A1 (es) 1998-07-08
DE69621261D1 (de) 2002-06-20
DE69621261T2 (de) 2002-09-19
ES2155922T3 (es) 2001-06-01
MX9603577A (es) 1997-06-28
EP0761554B1 (fr) 2001-03-14
EP0761554A1 (fr) 1997-03-12
CA2183831C (fr) 2005-07-26
DE69612046D1 (de) 2001-04-19
EP0985522B1 (fr) 2002-05-15
ATE199692T1 (de) 2001-03-15

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Legal Events

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