FR2420423B1 - Procede de production d'un sac en matiere plastique a fond plat - Google Patents

Procede de production d'un sac en matiere plastique a fond plat

Info

Publication number
FR2420423B1
FR2420423B1 FR7907361A FR7907361A FR2420423B1 FR 2420423 B1 FR2420423 B1 FR 2420423B1 FR 7907361 A FR7907361 A FR 7907361A FR 7907361 A FR7907361 A FR 7907361A FR 2420423 B1 FR2420423 B1 FR 2420423B1
Authority
FR
France
Prior art keywords
producing
plastic bag
flat bottom
bottom plastic
bag
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
FR7907361A
Other languages
English (en)
Other versions
FR2420423A1 (fr
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
Publication of FR2420423A1 publication Critical patent/FR2420423A1/fr
Application granted granted Critical
Publication of FR2420423B1 publication Critical patent/FR2420423B1/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
FR7907361A 1978-03-24 1979-03-23 Procede de production d'un sac en matiere plastique a fond plat Expired FR2420423B1 (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2420423A1 FR2420423A1 (fr) 1979-10-19
FR2420423B1 true FR2420423B1 (fr) 1986-03-21

Family

ID=25395986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7907361A Expired FR2420423B1 (fr) 1978-03-24 1979-03-23 Procede de production d'un sac en matiere plastique a fond plat

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
CA1114215A (fr) 1981-12-15
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
AT380431B (de) 1986-05-26
GB2016999B (en) 1982-08-04

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Legal Events

Date Code Title Description
ST Notification of lapse
TP Transmission of property