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GB515083A - Improvements in or relating to machines for sealing the bottom closure of tubular bag blanks - Google Patents

Improvements in or relating to machines for sealing the bottom closure of tubular bag blanks

Info

Publication number
GB515083A
GB515083A GB5223/39A GB522339A GB515083A GB 515083 A GB515083 A GB 515083A GB 5223/39 A GB5223/39 A GB 5223/39A GB 522339 A GB522339 A GB 522339A GB 515083 A GB515083 A GB 515083A
Authority
GB
United Kingdom
Prior art keywords
sealing
tubular bag
relating
machines
bag blanks
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
GB5223/39A
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.)
JAMES RIVER PAPER PRODUCTS Inc
Original Assignee
JAMES RIVER PAPER PRODUCTS Inc
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 JAMES RIVER PAPER PRODUCTS Inc filed Critical JAMES RIVER PAPER PRODUCTS Inc
Publication of GB515083A publication Critical patent/GB515083A/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
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
    • B31B70/642—Uniting opposed surfaces or edges; Taping by applying heat or pressure using sealing jaws or sealing dies
    • 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
    • B31B2155/00—Flexible containers made from webs
    • 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
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/144—Cutting, e.g. perforating, punching, slitting or trimming using tools mounted on belts or chains
    • 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
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
    • B31B70/649—Uniting opposed surfaces or edges; Taping by applying heat or pressure using tools mounted on a drum

Landscapes

  • Making Paper Articles (AREA)

Abstract

515,083. Making bags, JAMES RIVER PAPER PRODUCTS, Inc. May 20, 1938, No. 5223/39. Convention date, July 31, 1937. Divided out of 515,059. Drawings to Specification. [Class 94 (ii)] The machine set forth, for sealing the bottoms of tubular bag blanks by a thermoplastic adhesive, is the same as that set forth in Specification 515,059, to which reference is made. Specification 515,084 also is referred to.
GB5223/39A 1937-07-31 1938-05-20 Improvements in or relating to machines for sealing the bottom closure of tubular bag blanks Expired GB515083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US515083XA 1937-07-31 1937-07-31

Publications (1)

Publication Number Publication Date
GB515083A true GB515083A (en) 1939-11-24

Family

ID=21971726

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5223/39A Expired GB515083A (en) 1937-07-31 1938-05-20 Improvements in or relating to machines for sealing the bottom closure of tubular bag blanks

Country Status (1)

Country Link
GB (1) GB515083A (en)

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