CH507807A - Method and device for the production of valve bags from plastic film - Google Patents

Method and device for the production of valve bags from plastic film

Info

Publication number
CH507807A
CH507807A CH1251868A CH1251868A CH507807A CH 507807 A CH507807 A CH 507807A CH 1251868 A CH1251868 A CH 1251868A CH 1251868 A CH1251868 A CH 1251868A CH 507807 A CH507807 A CH 507807A
Authority
CH
Switzerland
Prior art keywords
production
plastic film
valve bags
bags
valve
Prior art date
Application number
CH1251868A
Other languages
German (de)
Inventor
David Jones Elwyn
Kenneth Rowley Edward
Shepherd Douglas Reynolds
Original Assignee
Canadian Ind
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 Canadian Ind filed Critical Canadian Ind
Publication of CH507807A publication Critical patent/CH507807A/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
    • B31D—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
    • B31D5/00—Multiple-step processes for making three-dimensional articles ; Making three-dimensional articles
    • B31D5/0034—Multiple-step processes for making three-dimensional articles ; Making three-dimensional articles for making valve inserts for 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
    • 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
    • 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
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
    • B31B70/844—Applying rigid valves, spouts, or filling tubes
CH1251868A 1967-08-21 1968-08-20 Method and device for the production of valve bags from plastic film CH507807A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3846467 1967-08-21

Publications (1)

Publication Number Publication Date
CH507807A true CH507807A (en) 1971-05-31

Family

ID=10403624

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1251868A CH507807A (en) 1967-08-21 1968-08-20 Method and device for the production of valve bags from plastic film

Country Status (5)

Country Link
US (1) US3548722A (en)
CH (1) CH507807A (en)
FR (1) FR1577706A (en)
GB (1) GB1232028A (en)
IL (1) IL30569A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1281401A (en) * 1969-02-17 1972-07-12 Canadian Ind Valved plastics bag
AT377427B (en) * 1978-06-26 1985-03-25 Hamann Klaus Jochen DEVICE FOR SOLVABLE HOLDING OF SMALL PARTS, IN PARTICULAR TOOLS
US4481669A (en) * 1978-06-26 1984-11-06 W. R. Grace & Co., Cryovac Div. Multi-walled plastics bag
NL7903733A (en) * 1979-05-11 1980-11-13 Wavin Bv METHOD FOR MANUFACTURING A TRACK OF PLASTIC BAGS WITH TWO BLOCK BOTTOMS
JPS58116142A (en) * 1981-12-29 1983-07-11 鯨岡製袋株式会社 Device for manufacturing paper bag with valve
US4526565A (en) * 1983-02-23 1985-07-02 Linear Films, Inc. Method of making flat bottom plastic bag
US5538573A (en) * 1994-12-02 1996-07-23 Cti Industries Corporation Automatic valve insertion method and apparatus therefor
CN113635609A (en) * 2021-09-07 2021-11-12 瑞安市松盛机械有限公司 High-speed inner membrane bag making machine and double-station device

Also Published As

Publication number Publication date
FR1577706A (en) 1969-08-08
GB1232028A (en) 1971-05-19
US3548722A (en) 1970-12-22
IL30569A0 (en) 1968-10-24
IL30569A (en) 1973-02-28

Similar Documents

Publication Publication Date Title
CH458198A (en) Packaging made of thermoplastic plastic film, method for producing this packaging and device for carrying out this method
CH464503A (en) Method and device for manufacturing a plastic container
AT309048B (en) Method and device for the production of molded parts from cross-linked thermoplastic material
CH495876A (en) Method and device for the heat treatment of hose-like or cap-like covers made of plastic film surrounding transport units
CH463092A (en) Process and device for the production of stretched tubular films
CH387285A (en) Method and device for the production of openwork plastic films and plastic nets
CH473670A (en) Process for the production of winding tubes made of plastic and device for carrying out the process
CH497275A (en) Method and device for the production of plastic bodies composed of several parts
CH397223A (en) Thermoplastic container, method of manufacturing the same, and device for carrying out the method
AT309803B (en) Method and device for the production of pipes from thermoplastic material
AT310436B (en) Process and device for the continuous production of multilayered hoses from thermoplastics
AT311667B (en) Method and device for the production of thermoplastic powders
CH507807A (en) Method and device for the production of valve bags from plastic film
CH497482A (en) Method and device for the production of polyamides
CH440671A (en) Method and device for manufacturing a tubular container from thermoplastic material
CH408625A (en) Process for the fully automatic production of bags from plastic films with insert and device for carrying out the process
AT280897B (en) Method and device for the production of packaging from thermoplastic plastic films
CH434096A (en) Box made of plastic film, process for their production and device for carrying out the process
CH486919A (en) Process and device for the production of powders
AT279144B (en) Method and device for the production of objects from foamable plastic
CH418625A (en) Device for the continuous production of bags from plastic material
CH471555A (en) Plastic zipper and method and device for its manufacture
CH499125A (en) Method and apparatus for making cartoon films
CH473669A (en) Device for the production of hoses or pipes from thermoplastic material
AT349747B (en) METHOD AND DEVICE FOR MANUFACTURING TUBE FILMS FROM THERMOPLASTIC PLASTIC