CH550034A - TOOL FOR THE PRODUCTION OF A PRESSED NOTCH WITH TRAPEZO-SHAPED CROSS-SECTION, USED AS A WEAKING AND Tear-Off LINE IN A FINE METAL PACKING. - Google Patents

TOOL FOR THE PRODUCTION OF A PRESSED NOTCH WITH TRAPEZO-SHAPED CROSS-SECTION, USED AS A WEAKING AND Tear-Off LINE IN A FINE METAL PACKING.

Info

Publication number
CH550034A
CH550034A CH775872A CH775872A CH550034A CH 550034 A CH550034 A CH 550034A CH 775872 A CH775872 A CH 775872A CH 775872 A CH775872 A CH 775872A CH 550034 A CH550034 A CH 550034A
Authority
CH
Switzerland
Prior art keywords
trapezo
weaking
tear
tool
production
Prior art date
Application number
CH775872A
Other languages
German (de)
Original Assignee
Rasselstein Ag
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 Rasselstein Ag filed Critical Rasselstein Ag
Publication of CH550034A publication Critical patent/CH550034A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Adornments (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
CH775872A 1971-05-26 1972-05-24 TOOL FOR THE PRODUCTION OF A PRESSED NOTCH WITH TRAPEZO-SHAPED CROSS-SECTION, USED AS A WEAKING AND Tear-Off LINE IN A FINE METAL PACKING. CH550034A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712126067 DE2126067A1 (en) 1971-05-26 1971-05-26 Tool for producing embossed notches with trapezoidal cross-section in sheet metal

Publications (1)

Publication Number Publication Date
CH550034A true CH550034A (en) 1974-06-14

Family

ID=5808931

Family Applications (1)

Application Number Title Priority Date Filing Date
CH775872A CH550034A (en) 1971-05-26 1972-05-24 TOOL FOR THE PRODUCTION OF A PRESSED NOTCH WITH TRAPEZO-SHAPED CROSS-SECTION, USED AS A WEAKING AND Tear-Off LINE IN A FINE METAL PACKING.

Country Status (6)

Country Link
BE (1) BE783862R (en)
CH (1) CH550034A (en)
DE (1) DE2126067A1 (en)
FR (1) FR2139025B2 (en)
GB (1) GB1387186A (en)
NL (1) NL7207179A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991018796A1 (en) * 1990-06-08 1991-12-12 Weirton Steel Corporation Convenience-feature non-circular end closure with interrupted panel profiling
US20020005408A1 (en) * 1997-08-12 2002-01-17 Yuji Yamasaki Easy-opening can end

Also Published As

Publication number Publication date
DE2126067A1 (en) 1972-11-30
GB1387186A (en) 1975-03-12
BE783862R (en) 1972-09-18
FR2139025B2 (en) 1978-09-22
FR2139025A2 (en) 1973-01-05
NL7207179A (en) 1972-11-28

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Legal Events

Date Code Title Description
PL Patent ceased