IT1217927B - IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS - Google Patents

IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS

Info

Publication number
IT1217927B
IT1217927B IT21104/88A IT2110488A IT1217927B IT 1217927 B IT1217927 B IT 1217927B IT 21104/88 A IT21104/88 A IT 21104/88A IT 2110488 A IT2110488 A IT 2110488A IT 1217927 B IT1217927 B IT 1217927B
Authority
IT
Italy
Prior art keywords
bags
machines
formation
Prior art date
Application number
IT21104/88A
Other languages
Italian (it)
Other versions
IT8821104A0 (en
Inventor
Alberto Marangoni
Original Assignee
Marangoni Spa
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 Marangoni Spa filed Critical Marangoni Spa
Priority to IT21104/88A priority Critical patent/IT1217927B/en
Publication of IT8821104A0 publication Critical patent/IT8821104A0/en
Priority to EP89111105A priority patent/EP0347799A1/en
Application granted granted Critical
Publication of IT1217927B publication Critical patent/IT1217927B/en

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
    • B31B70/006—Controlling; Regulating; Measuring; Safety measures
    • 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
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • B31B2160/106—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents obtained from sheets cut from larger sheets or webs before finishing the bag forming operations
    • 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
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • 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
    • B31B70/261—Folding sheets, blanks or webs involving transversely folding, i.e. along a line perpendicular to the direction of movement
IT21104/88A 1988-06-24 1988-06-24 IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS IT1217927B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT21104/88A IT1217927B (en) 1988-06-24 1988-06-24 IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS
EP89111105A EP0347799A1 (en) 1988-06-24 1989-06-19 Envelope forming machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21104/88A IT1217927B (en) 1988-06-24 1988-06-24 IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS

Publications (2)

Publication Number Publication Date
IT8821104A0 IT8821104A0 (en) 1988-06-24
IT1217927B true IT1217927B (en) 1990-03-30

Family

ID=11176808

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21104/88A IT1217927B (en) 1988-06-24 1988-06-24 IMPROVEMENTS BY MACHINES FOR THE FORMATION OF BAGS

Country Status (2)

Country Link
EP (1) EP0347799A1 (en)
IT (1) IT1217927B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10023999A1 (en) * 2000-05-17 2001-11-22 Winkler & Duennebier Ag Process for the production of envelopes from a moving material web

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1179089B (en) * 1952-05-12 1964-10-01 Marius Berghgracht Machine for the production of tube sections with side gussets for folding bags
DE2912458A1 (en) * 1979-03-29 1980-10-09 Winkler Duennebier Kg Masch ROTATIONAL PUNCHING AGAINST THE CUTTER ROLLER SUPPORTED
DE3337199A1 (en) * 1983-10-13 1985-05-02 Chapman Envelopes Ltd., Bromley, Kent Device for manufacturing envelope blanks

Also Published As

Publication number Publication date
EP0347799A1 (en) 1989-12-27
IT8821104A0 (en) 1988-06-24

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