GB1117423A - Flat plastics bags and their manufacture - Google Patents

Flat plastics bags and their manufacture

Info

Publication number
GB1117423A
GB1117423A GB53525/65A GB5352565A GB1117423A GB 1117423 A GB1117423 A GB 1117423A GB 53525/65 A GB53525/65 A GB 53525/65A GB 5352565 A GB5352565 A GB 5352565A GB 1117423 A GB1117423 A GB 1117423A
Authority
GB
United Kingdom
Prior art keywords
bag
manufacture
plastics bags
web
line
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
GB53525/65A
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.)
Amcor Flexibles North America Inc
Original Assignee
Bemis Co 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 Bemis Co Inc filed Critical Bemis Co Inc
Publication of GB1117423A publication Critical patent/GB1117423A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/007—Details of, or accessories for, sacks or bags for facilitating the separation of the two walls, e.g. walls of inequal height, tabs; for maintaining the mouth of the sack or bag open
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)

Abstract

1,117,423. Plastics bags with opening means. BEMISCO Inc. 16 Dec., 1965 [6 Jan., 1965], No. 53525/65. Heading B8K. [Also in Division B5] Edges 31, 33 (Fig. 2) of the mouth of a plastics bag are curved in opposite directions to facilitate opening. The bag may be formed from a web 1 by first forming a line of weakness 3, for example a line of perforations, along an are with a large radius. The sides of the web are then folded over and sealed together at 7, and the bag lengths are subsequently pulled apart and seamed at one end.
GB53525/65A 1965-01-06 1965-12-16 Flat plastics bags and their manufacture Expired GB1117423A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US423695A US3276672A (en) 1965-01-06 1965-01-06 Bag

Publications (1)

Publication Number Publication Date
GB1117423A true GB1117423A (en) 1968-06-19

Family

ID=23679861

Family Applications (1)

Application Number Title Priority Date Filing Date
GB53525/65A Expired GB1117423A (en) 1965-01-06 1965-12-16 Flat plastics bags and their manufacture

Country Status (3)

Country Link
US (1) US3276672A (en)
BE (1) BE674782A (en)
GB (1) GB1117423A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54123213U (en) * 1978-02-10 1979-08-29

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904092A (en) * 1988-10-19 1990-02-27 Mobil Oil Corporation Roll of thermoplastic bags
US4931033A (en) * 1989-02-01 1990-06-05 Equitable Bag Co., Inc. Plastic bag construction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735215A (en) * 1956-02-21 rutledge
US3104797A (en) * 1963-09-24 Langenfeld
US2220874A (en) * 1937-10-20 1940-11-05 Harry F Waters Method for the manufacture of containers
US2265075A (en) * 1939-12-06 1941-12-02 Thomas M Royal & Company Method of making bags
US3077410A (en) * 1959-06-08 1963-02-12 Amos R Kanaga Portion control holding bag or container
US3113715A (en) * 1961-02-03 1963-12-10 Dow Chemical Co Anti-block edge for plastic bags and the like

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54123213U (en) * 1978-02-10 1979-08-29

Also Published As

Publication number Publication date
US3276672A (en) 1966-10-04
BE674782A (en) 1966-07-06

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