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GB1016381A - Process and machine for making valve bags - Google Patents

Process and machine for making valve bags

Info

Publication number
GB1016381A
GB1016381A GB40176/62A GB4017662A GB1016381A GB 1016381 A GB1016381 A GB 1016381A GB 40176/62 A GB40176/62 A GB 40176/62A GB 4017662 A GB4017662 A GB 4017662A GB 1016381 A GB1016381 A GB 1016381A
Authority
GB
United Kingdom
Prior art keywords
machine
valve bags
making valve
bags
plastics
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
GB40176/62A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1016381A publication Critical patent/GB1016381A/en
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
    • B31B70/74—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
    • B31B70/85—Applying patches or flexible valve inserts, e.g. applying film-like valves
    • 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

Landscapes

  • Basic Packing Technique (AREA)
  • Packages (AREA)
  • Making Paper Articles (AREA)

Abstract

1,016,381. Plastics valve bags. G. HANSEN. Oct. 23, 1962 [Nov. 21, 1961], No. 40176/62. Heading B8K. [Also in Division B5] A slit 14 (Fig. 3, not shown) in a flat plastics bag has a valve flap 150 welded behind it on three sides 151.
GB40176/62A 1961-11-21 1962-10-23 Process and machine for making valve bags Expired GB1016381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH0044193 1961-11-21

Publications (1)

Publication Number Publication Date
GB1016381A true GB1016381A (en) 1966-01-12

Family

ID=7155425

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40176/62A Expired GB1016381A (en) 1961-11-21 1962-10-23 Process and machine for making valve bags

Country Status (3)

Country Link
AT (1) AT240149B (en)
CH (1) CH399894A (en)
GB (1) GB1016381A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646856A (en) * 1969-02-17 1972-03-07 Canadian Ind Method of making a valve bag
FR2491432A1 (en) * 1980-10-02 1982-04-09 Flodins Industri Ab CONVEYOR BELT METHOD AND APPARATUS FOR MANUFACTURING OBJECTS SUCH AS BAGS AND POUCHES BY WELDING ONE OR MORE THIN PLASTIC STRIPS
WO1995031329A1 (en) * 1994-05-17 1995-11-23 Cellpack Ag Bag manufacturing process and device
CN107433735A (en) * 2017-09-07 2017-12-05 北京正达利业工贸有限公司 Valve bag process equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646856A (en) * 1969-02-17 1972-03-07 Canadian Ind Method of making a valve bag
FR2491432A1 (en) * 1980-10-02 1982-04-09 Flodins Industri Ab CONVEYOR BELT METHOD AND APPARATUS FOR MANUFACTURING OBJECTS SUCH AS BAGS AND POUCHES BY WELDING ONE OR MORE THIN PLASTIC STRIPS
WO1995031329A1 (en) * 1994-05-17 1995-11-23 Cellpack Ag Bag manufacturing process and device
CN107433735A (en) * 2017-09-07 2017-12-05 北京正达利业工贸有限公司 Valve bag process equipment
CN107433735B (en) * 2017-09-07 2023-06-02 北京正达利业工贸有限公司 Valve pocket processing equipment

Also Published As

Publication number Publication date
AT240149B (en) 1965-05-10
CH399894A (en) 1965-09-30

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