AU579655B2 - Method for preparing flat-bottom thermoplastic sack and systems therefore - Google Patents

Method for preparing flat-bottom thermoplastic sack and systems therefore

Info

Publication number
AU579655B2
AU579655B2 AU45857/85A AU4585785A AU579655B2 AU 579655 B2 AU579655 B2 AU 579655B2 AU 45857/85 A AU45857/85 A AU 45857/85A AU 4585785 A AU4585785 A AU 4585785A AU 579655 B2 AU579655 B2 AU 579655B2
Authority
AU
Australia
Prior art keywords
systems
preparing flat
bottom thermoplastic
thermoplastic sack
sack
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.)
Ceased
Application number
AU45857/85A
Other versions
AU4585785A (en
Inventor
Gordon Leon Benoit
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.)
ExxonMobil Oil Corp
Original Assignee
Mobil Oil 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 Mobil Oil Corp filed Critical Mobil Oil Corp
Publication of AU4585785A publication Critical patent/AU4585785A/en
Application granted granted Critical
Publication of AU579655B2 publication Critical patent/AU579655B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • B31B70/262—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement
    • B31B70/266—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement involving gusset-forming
    • 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
    • B31B2155/003—Flexible containers made from webs starting from tubular 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
    • B31B2160/00—Shape of flexible containers
    • B31B2160/20—Shape of flexible containers with 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
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/26—Folding sheets, blanks or webs
    • B31B70/36—Folding sheets, blanks or webs by continuously feeding them to stationary members, e.g. plates, ploughs or cores
AU45857/85A 1984-05-02 1985-08-07 Method for preparing flat-bottom thermoplastic sack and systems therefore Ceased AU579655B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60631984A 1984-05-02 1984-05-02

Publications (2)

Publication Number Publication Date
AU4585785A AU4585785A (en) 1987-02-12
AU579655B2 true AU579655B2 (en) 1988-12-01

Family

ID=24427491

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45857/85A Ceased AU579655B2 (en) 1984-05-02 1985-08-07 Method for preparing flat-bottom thermoplastic sack and systems therefore

Country Status (3)

Country Link
JP (1) JPS6248534A (en)
AU (1) AU579655B2 (en)
CA (1) CA1245090A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0286713A (en) * 1988-09-24 1990-03-27 Konpetsukusu:Kk Wound article for bag used in cultivating mushroom

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023679A (en) * 1957-08-21 1962-03-06 Continental Can Co Three dimensional bag and method and apparatus for making same
US3537360A (en) * 1968-12-04 1970-11-03 Crown Zellerbach Corp Plastic bag manufacturing method and apparatus
US3915077A (en) * 1974-11-27 1975-10-28 Lee Lafleur Bag forming apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023679A (en) * 1957-08-21 1962-03-06 Continental Can Co Three dimensional bag and method and apparatus for making same
US3537360A (en) * 1968-12-04 1970-11-03 Crown Zellerbach Corp Plastic bag manufacturing method and apparatus
US3915077A (en) * 1974-11-27 1975-10-28 Lee Lafleur Bag forming apparatus

Also Published As

Publication number Publication date
CA1245090A (en) 1988-11-22
JPS6248534A (en) 1987-03-03
AU4585785A (en) 1987-02-12

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