CA1114215A - Methode de fabrication d'un sac en plastique a fond plan - Google Patents

Methode de fabrication d'un sac en plastique a fond plan

Info

Publication number
CA1114215A
CA1114215A CA321,830A CA321830A CA1114215A CA 1114215 A CA1114215 A CA 1114215A CA 321830 A CA321830 A CA 321830A CA 1114215 A CA1114215 A CA 1114215A
Authority
CA
Canada
Prior art keywords
gussets
bag
gusset
fold line
seal
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
CA321,830A
Other languages
English (en)
Inventor
Ewald A. Kamp
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.)
Union Carbide Corp
Original Assignee
Union Carbide 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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA1114215A publication Critical patent/CA1114215A/fr
Expired 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
    • B31B70/52—Folding sheets, blanks or webs by reciprocating or oscillating members other than plungers and dies, e.g. by fingers
    • 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
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • 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
    • B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
    • B31B2150/001—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom
    • B31B2150/0016—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom made from already formed 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
    • 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

Landscapes

  • Making Paper Articles (AREA)
  • Bag Frames (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
CA321,830A 1978-03-24 1979-02-16 Methode de fabrication d'un sac en plastique a fond plan Expired CA1114215A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88991578A 1978-03-24 1978-03-24
US889,915 1978-03-24

Publications (1)

Publication Number Publication Date
CA1114215A true CA1114215A (fr) 1981-12-15

Family

ID=25395986

Family Applications (1)

Application Number Title Priority Date Filing Date
CA321,830A Expired CA1114215A (fr) 1978-03-24 1979-02-16 Methode de fabrication d'un sac en plastique a fond plan

Country Status (13)

Country Link
AT (1) AT380431B (fr)
AU (1) AU532444B2 (fr)
BE (1) BE875080A (fr)
CA (1) CA1114215A (fr)
CH (1) CH628283A5 (fr)
DE (1) DE2910517A1 (fr)
FR (1) FR2420423B1 (fr)
GB (1) GB2016999B (fr)
IE (1) IE48194B1 (fr)
IT (1) IT1114748B (fr)
MX (1) MX151561A (fr)
NL (1) NL7902314A (fr)
SE (1) SE436180B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1213456A (fr) * 1983-01-18 1986-11-04 Maxwell A. Fitzgibbon Machine de mise en forme de cartonnages
DE3741210A1 (de) * 1987-12-04 1989-06-15 Detlef M Kuehnert Verfahren zum herstellen von schrumpfhauben, vorrichtung zu dessen durchfuehrung sowie schrumpfhaube
WO2004037663A2 (fr) * 2002-10-24 2004-05-06 Lionel Nicholas Mantzivis Sac a poignee
CN109334105B (zh) * 2018-08-30 2024-04-12 浙江正威机械有限公司 方底部夹带补片的塑料立体袋自动制袋系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE144506C (fr) * 1900-01-01
GB684890A (en) * 1950-02-09 1952-12-24 Robinson E S & A Canada Improvements in or relating to methods of and apparatus for forming a paper or like bag
US3094905A (en) * 1960-07-08 1963-06-25 Robert L Haslacher Process for making bags
US3606822A (en) * 1970-01-12 1971-09-21 Nat Distillers Chem Corp Method and apparatus for producing a flat-bottom plastic bag
US3799042A (en) * 1972-04-14 1974-03-26 Nat Distillers Chem Corp Flat-bottom plastic bags and method for the production thereof
GB1470653A (en) * 1973-05-01 1977-04-21 Nat Petrochemicals Corp Grocery sack process and machine
US3886850A (en) * 1973-05-23 1975-06-03 Midland Ross Corp Method of forming flat bottoms on bags of creasable material

Also Published As

Publication number Publication date
IT7948463A0 (it) 1979-03-23
MX151561A (es) 1984-12-14
AU532444B2 (en) 1983-09-29
FR2420423A1 (fr) 1979-10-19
SE436180B (sv) 1984-11-19
SE7902638L (sv) 1979-09-25
IE790738L (en) 1979-09-24
AU4537279A (en) 1979-09-27
IT1114748B (it) 1986-01-27
CH628283A5 (fr) 1982-02-26
DE2910517A1 (de) 1979-09-27
BE875080A (fr) 1979-09-24
IE48194B1 (en) 1984-10-31
ATA218279A (de) 1985-10-15
GB2016999A (en) 1979-10-03
NL7902314A (nl) 1979-09-26
FR2420423B1 (fr) 1986-03-21
AT380431B (de) 1986-05-26
GB2016999B (en) 1982-08-04

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Legal Events

Date Code Title Description
MKEX Expiry