Global Patent Index - EP 0052350 B1

EP 0052350 B1 19850612 - PROCESS FOR REINFORCING THE EDGES OF A BAND

Title (en)

PROCESS FOR REINFORCING THE EDGES OF A BAND

Publication

EP 0052350 B1 19850612 (FR)

Application

EP 81109650 A 19811112

Priority

FR 8024531 A 19801119

Abstract (en)

[origin: EP0052350A1] 1. A method for reinforcing the edges of a band constituted of spirals (2, 3) assembled by their imbrication or by connecting rods (5), in which method on the edge of the band an additional reinforcing element (10) is introduced which rests on the ends of the spirals (2, 3), characterized in that said element (10) is constituted by a wire comprising a series of spires (12) or undulations (15), at least one spire (12) or undulation (15) of which is introduced into each spiral (2, 3) along their axial direction.

IPC 1-7

D21F 1/00

IPC 8 full level

D21F 1/00 (2006.01)

CPC (source: EP)

D21F 1/0072 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0052350 A1 19820526; EP 0052350 B1 19850612; AT E13776 T1 19850615; DE 3170953 D1 19850718; ES 269283 U 19830801; ES 269283 Y 19840216; FR 2494320 A1 19820521; FR 2494320 B1 19821126

DOCDB simple family (application)

EP 81109650 A 19811112; AT 81109650 T 19811112; DE 3170953 T 19811112; ES 269283 U 19811118; FR 8024531 A 19801119