DK117930B - Metal box with a tear-off part and a method for producing weakening grooves in a part of a metal box. - Google Patents

Metal box with a tear-off part and a method for producing weakening grooves in a part of a metal box.

Info

Publication number
DK117930B
DK117930B DK494067AA DK494067A DK117930B DK 117930 B DK117930 B DK 117930B DK 494067A A DK494067A A DK 494067AA DK 494067 A DK494067 A DK 494067A DK 117930 B DK117930 B DK 117930B
Authority
DK
Denmark
Prior art keywords
metal box
tear
weakening grooves
producing
producing weakening
Prior art date
Application number
DK494067AA
Other languages
Danish (da)
Inventor
L Dunn
Original Assignee
Aluminum Co Of America
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 Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of DK117930B publication Critical patent/DK117930B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
    • B21D51/383—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures scoring lines, tear strips or pulling tabs
    • 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
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
    • B65D17/401—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall
    • B65D17/4011—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall for opening completely by means of a tearing tab

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Containers Opened By Tearing Frangible Portions (AREA)
DK494067AA 1966-10-05 1967-10-04 Metal box with a tear-off part and a method for producing weakening grooves in a part of a metal box. DK117930B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58443166A 1966-10-05 1966-10-05

Publications (1)

Publication Number Publication Date
DK117930B true DK117930B (en) 1970-06-15

Family

ID=24337307

Family Applications (1)

Application Number Title Priority Date Filing Date
DK494067AA DK117930B (en) 1966-10-05 1967-10-04 Metal box with a tear-off part and a method for producing weakening grooves in a part of a metal box.

Country Status (4)

Country Link
DE (1) DE1586449C3 (en)
DK (1) DK117930B (en)
GB (1) GB1164179A (en)
NO (1) NO120458B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946683A (en) * 1972-12-26 1976-03-30 Aluminum Company Of America Tabless container opening device and method and tools for forming the same
US3954075A (en) * 1974-03-14 1976-05-04 Aluminum Company Of America Easy-open container wall and apparatus and method for producing improved container wall
US3968899A (en) * 1974-03-14 1976-07-13 Aluminum Company Of America Easy-open container wall and apparatus
DE2816860C2 (en) * 1978-04-18 1983-03-10 Styner & Bienz Ag, Niederwangen, Bern Method and apparatus for manufacturing an aerosol funnel
US4504181A (en) * 1978-11-29 1985-03-12 Continental Can Company, Inc. Method of forming scored metal sheet
FR2574761B1 (en) * 1984-12-14 1987-03-06 Nippon Light Metal Co BOX COVER IN AN ALUMINUM ALLOY
ES1009482Y (en) * 1989-01-25 1990-02-16 Sanz Salvador Fernando OPENING DEVICE FOR CANNED CANS.
US5938390A (en) * 1997-12-15 1999-08-17 Aluminum Company Of America Antifracture scores for easy open container walls
WO2000021846A1 (en) * 1998-10-08 2000-04-20 Schmalbach-Lubeca Ag Temporary burst stoppage in a sheet metal top

Also Published As

Publication number Publication date
NO120458B (en) 1970-10-19
DE1586449A1 (en) 1970-04-09
DE1586449C3 (en) 1973-09-27
DE1586449B2 (en) 1973-03-08
GB1164179A (en) 1969-09-17

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