CA2139560C - Fabrication de sacs a capacite - Google Patents

Fabrication de sacs a capacite

Info

Publication number
CA2139560C
CA2139560C CA002139560A CA2139560A CA2139560C CA 2139560 C CA2139560 C CA 2139560C CA 002139560 A CA002139560 A CA 002139560A CA 2139560 A CA2139560 A CA 2139560A CA 2139560 C CA2139560 C CA 2139560C
Authority
CA
Canada
Prior art keywords
bulk bag
side wall
lift loop
wall structure
stitching
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 - Lifetime
Application number
CA002139560A
Other languages
English (en)
Other versions
CA2139560A1 (fr
Inventor
Peter J. Nattrass
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.)
Bulk Lift International Inc
Original Assignee
Bulk Lift International Inc
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 Bulk Lift International Inc filed Critical Bulk Lift International Inc
Priority to CA002139560A priority Critical patent/CA2139560C/fr
Publication of CA2139560A1 publication Critical patent/CA2139560A1/fr
Application granted granted Critical
Publication of CA2139560C publication Critical patent/CA2139560C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B31B70/74—Auxiliary operations
    • B31B70/86—Forming integral handles or mounting separate handles
    • B31B70/872—Forming integral handles on bags
    • 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
    • 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
    • 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
    • B31B2170/00—Construction of flexible containers
    • B31B2170/20—Construction of flexible containers having multi-layered walls, e.g. laminated or lined

Landscapes

  • Bag Frames (AREA)
  • Revetment (AREA)
  • Making Paper Articles (AREA)
  • Air Bags (AREA)
CA002139560A 1995-01-04 1995-01-04 Fabrication de sacs a capacite Expired - Lifetime CA2139560C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002139560A CA2139560C (fr) 1995-01-04 1995-01-04 Fabrication de sacs a capacite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002139560A CA2139560C (fr) 1995-01-04 1995-01-04 Fabrication de sacs a capacite

Publications (2)

Publication Number Publication Date
CA2139560A1 CA2139560A1 (fr) 1996-07-05
CA2139560C true CA2139560C (fr) 1997-07-22

Family

ID=4154978

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002139560A Expired - Lifetime CA2139560C (fr) 1995-01-04 1995-01-04 Fabrication de sacs a capacite

Country Status (1)

Country Link
CA (1) CA2139560C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2669995A1 (fr) * 2009-06-22 2010-12-22 Robert P. Warren Structure de support et sac a ordures/a recyclage

Also Published As

Publication number Publication date
CA2139560A1 (fr) 1996-07-05

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Legal Events

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Effective date: 20150105