EP 0057911 B1 19861015 - DOUBLE SEAM CLOSURE BETWEEN SIDE WALLS AND BOTTOMS OR LIDS OF CANS
Title (en)
DOUBLE SEAM CLOSURE BETWEEN SIDE WALLS AND BOTTOMS OR LIDS OF CANS
Publication
Application
Priority
DE 3104715 A 19810210
Abstract (en)
[origin: EP0057911A1] 1. A gastight-closing double fold closure between the body and the bottom or lid of cans, particularly deep drawn or stretch formed cans made of tin plate or aluminium sheet, wherein the peripheral flange of the can body is connected to the fold edge of the lid to form a double fold closure with the hooked portions of the lid and body overlapping within the seam, and the quotient from the division of the nominal diameter of the lid by the length of the hooked portion of the lid is equal to or greater than 30, characterised in that, in the closure, the peripheral flange of the can body and the fold edge of the lid and/or the bottom are connected to one another without the use of a sealing means.
IPC 1-7
IPC 8 full level
B21D 51/30 (2006.01); B65D 8/20 (2006.01)
CPC (source: EP)
B65D 7/36 (2013.01)
Designated contracting state (EPC)
AT BE CH FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0057911 A1 19820818; EP 0057911 B1 19861015; EP 0057911 B2 19920624; AT E22858 T1 19861115; DE 3104715 A1 19820826; DE 3104715 C2 19930826; ES 276019 U 19840801; ES 276019 Y 19850301
DOCDB simple family (application)
EP 82100785 A 19820204; AT 82100785 T 19820204; DE 3104715 A 19810210; ES 276019 U 19820205