CH628283A5 - Procede de production d'un sac de matiere plastique a fond plat. - Google Patents

Procede de production d'un sac de matiere plastique a fond plat. Download PDF

Info

Publication number
CH628283A5
CH628283A5 CH275279A CH275279A CH628283A5 CH 628283 A5 CH628283 A5 CH 628283A5 CH 275279 A CH275279 A CH 275279A CH 275279 A CH275279 A CH 275279A CH 628283 A5 CH628283 A5 CH 628283A5
Authority
CH
Switzerland
Prior art keywords
bellows
bag
joint
line
fold
Prior art date
Application number
CH275279A
Other languages
English (en)
French (fr)
Inventor
Ewald Albert Kamp
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
Publication of CH628283A5 publication Critical patent/CH628283A5/fr

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)
CH275279A 1978-03-24 1979-03-23 Procede de production d'un sac de matiere plastique a fond plat. CH628283A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88991578A 1978-03-24 1978-03-24

Publications (1)

Publication Number Publication Date
CH628283A5 true CH628283A5 (fr) 1982-02-26

Family

ID=25395986

Family Applications (1)

Application Number Title Priority Date Filing Date
CH275279A CH628283A5 (fr) 1978-03-24 1979-03-23 Procede de production d'un sac de matiere plastique a fond plat.

Country Status (13)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1213456A (en) * 1983-01-18 1986-11-04 Maxwell A. Fitzgibbon Carton forming apparatus
DE3741210A1 (de) * 1987-12-04 1989-06-15 Detlef M Kuehnert Verfahren zum herstellen von schrumpfhauben, vorrichtung zu dessen durchfuehrung sowie schrumpfhaube
US8142340B2 (en) * 2002-10-24 2012-03-27 Lionel Nicholas Mantzivis Bag and a method of forming a bag
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 (sv) * 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
FR2420423B1 (fr) 1986-03-21
MX151561A (es) 1984-12-14
AT380431B (de) 1986-05-26
GB2016999A (en) 1979-10-03
IT1114748B (it) 1986-01-27
DE2910517A1 (de) 1979-09-27
CA1114215A (en) 1981-12-15
IE48194B1 (en) 1984-10-31
AU532444B2 (en) 1983-09-29
IE790738L (en) 1979-09-24
SE7902638L (sv) 1979-09-25
GB2016999B (en) 1982-08-04
ATA218279A (de) 1985-10-15
AU4537279A (en) 1979-09-27
SE436180B (sv) 1984-11-19
BE875080A (fr) 1979-09-24
IT7948463A0 (it) 1979-03-23
FR2420423A1 (fr) 1979-10-19
NL7902314A (nl) 1979-09-26

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Legal Events

Date Code Title Description
PL Patent ceased