EP 0037969 B1 19831005 - BARBED STEEL STRAP
Title (en)
BARBED STEEL STRAP
Publication
Application
Priority
DE 3014294 A 19800415
Abstract (en)
[origin: EP0037969A1] 1. Barbed strip of sheet steel consisting of a strip portion (1) extending lengthwise and of barb members (3, 4; 5, 6; 7, 8) which are integral with said strip portion, disposed with spacing one behind the other and projecting laterally from the strip portion, and which have the basic shape of very slender substantially isosceles triangles which, in oder to form long free barb tips, are bounded by an external longitudinal base edge (9) of comparatively great length and, with very small base angles, by side edges (10) which merely close to their imaginary internal point of intersection merge into a connecting portion (11), characterised in that the barbed strip consists of unalloyed sheet steel in a manner known per se and the barb members (3, 4; 5, 6, 7, 8) are provided with at least one corrugation (12; 13; 14) stiffening the free barb tips.
IPC 1-7
IPC 8 full level
B21F 25/00 (2006.01); E04H 17/04 (2006.01); F41H 11/08 (2006.01)
CPC (source: EP US)
B21F 25/00 (2013.01 - EP); E04H 17/045 (2021.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0037969 A1 19811021; EP 0037969 B1 19831005; AT E4939 T1 19831015; DE 3014294 A1 19811022; DE 3014294 C2 19830414; DE 3161094 D1 19831110; DK 169281 A 19811016; IL 62572 A0 19810629; IL 62572 A 19850331; JP S56159477 A 19811208; ZA 812161 B 19820428
DOCDB simple family (application)
EP 81102481 A 19810402; AT 81102481 T 19810402; DE 3014294 A 19800415; DE 3161094 T 19810402; DK 169281 A 19810414; IL 6257281 A 19810403; JP 5573981 A 19810415; ZA 812161 A 19810331