GB1032201A - A valved bag of plastics material with a valve consisting of a sheet folded in the form of a tube and inserted and welded between the opposite sides of the bag, and process for manufacturing same - Google Patents

A valved bag of plastics material with a valve consisting of a sheet folded in the form of a tube and inserted and welded between the opposite sides of the bag, and process for manufacturing same

Info

Publication number
GB1032201A
GB1032201A GB954863A GB954863A GB1032201A GB 1032201 A GB1032201 A GB 1032201A GB 954863 A GB954863 A GB 954863A GB 954863 A GB954863 A GB 954863A GB 1032201 A GB1032201 A GB 1032201A
Authority
GB
United Kingdom
Prior art keywords
bag
welded
tube
opposite sides
plastics material
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
GB954863A
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.)
I C P M I IND CHIMICHE PORTO M
Original Assignee
I C P M I IND CHIMICHE PORTO M
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 I C P M I IND CHIMICHE PORTO M filed Critical I C P M I IND CHIMICHE PORTO M
Publication of GB1032201A publication Critical patent/GB1032201A/en
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)
  • Making Paper Articles (AREA)

Abstract

1,032,201. Plastics valve bags. I.C.P.M.- INDUSTRIE CHIMICHE PORTO MARGHERA S.p.A. March 11, 1963 [March 14, 1962], No. 9548/63. Heading B8K. A plastics bag with an infolded corner has a folded valve sheet 5 (Fig. 4, not shown), or tube welded to the bag walls within the bag end closure 7 (Fig. 5, not shown). Another weld 8 welds the two sides of the sheet 5 to the adjacent bag walls and to the infolded corner flaps. The valve member may extend beyond the bag edges and be subsequently infolded or welded to itself after filling the bag.
GB954863A 1962-03-14 1963-03-11 A valved bag of plastics material with a valve consisting of a sheet folded in the form of a tube and inserted and welded between the opposite sides of the bag, and process for manufacturing same Expired GB1032201A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT142162 1962-03-14

Publications (1)

Publication Number Publication Date
GB1032201A true GB1032201A (en) 1966-06-08

Family

ID=11101444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB954863A Expired GB1032201A (en) 1962-03-14 1963-03-11 A valved bag of plastics material with a valve consisting of a sheet folded in the form of a tube and inserted and welded between the opposite sides of the bag, and process for manufacturing same

Country Status (2)

Country Link
ES (1) ES286344A1 (en)
GB (1) GB1032201A (en)

Also Published As

Publication number Publication date
ES286344A1 (en) 1963-10-16

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