DE2840843C2 - - Google Patents

Info

Publication number
DE2840843C2
DE2840843C2 DE19782840843 DE2840843A DE2840843C2 DE 2840843 C2 DE2840843 C2 DE 2840843C2 DE 19782840843 DE19782840843 DE 19782840843 DE 2840843 A DE2840843 A DE 2840843A DE 2840843 C2 DE2840843 C2 DE 2840843C2
Authority
DE
Germany
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
DE19782840843
Other languages
German (de)
Other versions
DE2840843A1 (en
Inventor
Jens Langhoff Westmont Ill. Us Moller
Carl F. Riverdale Ill. Us Morris
Charles Stephen Amherst N.H. Us Kubis
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.)
Continental Group Inc
Original Assignee
Continental Group 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
Priority claimed from US05/835,863 external-priority patent/US4125080A/en
Priority claimed from US05/835,862 external-priority patent/US4151771A/en
Application filed by Continental Group Inc filed Critical Continental Group Inc
Publication of DE2840843A1 publication Critical patent/DE2840843A1/en
Application granted granted Critical
Publication of DE2840843C2 publication Critical patent/DE2840843C2/de
Granted legal-status Critical Current

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
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material
    • 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)
  • Press Drives And Press Lines (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Making Paper Articles (AREA)
DE19782840843 1977-09-23 1978-09-20 Pull tab forming mechanism for easily-opened containers - has stiffening rib in feedstock and cam driven feed unit Granted DE2840843A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/835,863 US4125080A (en) 1977-09-23 1977-09-23 System for production of metal tear tabs
US05/835,862 US4151771A (en) 1977-09-23 1977-09-23 Stock feed for light gauge, soft tempered metal

Publications (2)

Publication Number Publication Date
DE2840843A1 DE2840843A1 (en) 1979-04-05
DE2840843C2 true DE2840843C2 (en) 1987-04-09

Family

ID=27125826

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782840843 Granted DE2840843A1 (en) 1977-09-23 1978-09-20 Pull tab forming mechanism for easily-opened containers - has stiffening rib in feedstock and cam driven feed unit

Country Status (3)

Country Link
AT (1) AT370350B (en)
DE (1) DE2840843A1 (en)
ES (1) ES473599A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH668730A5 (en) * 1985-10-30 1989-01-31 Elpatronic Ag WELDING MACHINE FOR WELDING LASHES TO SHEET PARTS.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB174028A (en) * 1921-01-10 1922-05-25 Maschb Und Vertriebs Ges Mit B Improvements in paper feed and delivery apparatus for roller copying machines
US3683834A (en) * 1969-04-30 1972-08-15 Crown Cork & Seal Co Container forming apparatus
DE2202334C3 (en) * 1972-01-19 1981-09-17 Tokyo Shibaura Electric Co., Ltd., Kawasaki, Kanagawa Device for depositing thin, flexible sheets
DE2554479A1 (en) * 1975-12-04 1977-06-08 Will E C H Fa Folder for continuous moving paper sheets - has overlapping fingers downstream or tool above items

Also Published As

Publication number Publication date
ES473599A1 (en) 1979-04-16
AT370350B (en) 1983-03-25
DE2840843A1 (en) 1979-04-05
ATA685978A (en) 1982-08-15

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B31D 1/00

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee