CA1045087A - Valve d'angle pour sacs en plastique - Google Patents

Valve d'angle pour sacs en plastique

Info

Publication number
CA1045087A
CA1045087A CA229,115A CA229115A CA1045087A CA 1045087 A CA1045087 A CA 1045087A CA 229115 A CA229115 A CA 229115A CA 1045087 A CA1045087 A CA 1045087A
Authority
CA
Canada
Prior art keywords
bag
insert
flap
folded
corner
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
Application number
CA229,115A
Other languages
English (en)
Inventor
Harold E. Henderson
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.)
Millennium Petrochemicals Inc
Original Assignee
National Destillers and Chemical Corp
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 National Destillers and Chemical Corp filed Critical National Destillers and Chemical Corp
Application granted granted Critical
Publication of CA1045087A publication Critical patent/CA1045087A/fr
Expired legal-status Critical Current

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
    • B65D31/14—Valve bags, i.e. with valves for filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
CA229,115A 1974-06-11 1975-06-11 Valve d'angle pour sacs en plastique Expired CA1045087A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US478421A US3894683A (en) 1974-06-11 1974-06-11 Corner valve for plastic bags

Publications (1)

Publication Number Publication Date
CA1045087A true CA1045087A (fr) 1978-12-26

Family

ID=23899859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,115A Expired CA1045087A (fr) 1974-06-11 1975-06-11 Valve d'angle pour sacs en plastique

Country Status (4)

Country Link
US (1) US3894683A (fr)
AR (1) AR203240A1 (fr)
BR (1) BR7503626A (fr)
CA (1) CA1045087A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988016A (en) * 1989-01-30 1991-01-29 James P. Hawkins Self-sealing container
US6997858B1 (en) * 2003-11-13 2006-02-14 Moravek Lawrence R Side gusseted poly bag with a filling valve and its method of manufacture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE571326A (fr) * 1957-09-24 1900-01-01
US3378190A (en) * 1966-06-16 1968-04-16 Owens Illinois Inc Plastic bag with rectangularly shaped end construction
US3472130A (en) * 1966-09-21 1969-10-14 Windmoeller & Hoelscher Process of manufacturing valved bags having side gussets from webs of plastic sheet material
US3358907A (en) * 1967-02-14 1967-12-19 Union Camp Corp Sewn valve bag with flexible elastic insert
US3419258A (en) * 1968-02-05 1968-12-31 Ritchie Brothers Construction Package for dry ready-mix materials

Also Published As

Publication number Publication date
US3894683A (en) 1975-07-15
BR7503626A (pt) 1976-06-22
AR203240A1 (es) 1975-08-22

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