Global Patent Index - EP 2384379 B1

EP 2384379 B1 20150729 - METHOD AND DEVICE FOR DETECTING A TEAR-OFF OF A MATERIAL WEB

Title (en)

METHOD AND DEVICE FOR DETECTING A TEAR-OFF OF A MATERIAL WEB

Title (de)

VERFAHREN UND VORRICHTUNG ZUR ERKENNUNG EINES ABRISSES EINER WARENBAHN

Title (fr)

PROCEDE ET DISPOSITIF D'IDENTIFICATION D'UNE DECHIRURE D'UNE BANDE DE MATERIAU

Publication

EP 2384379 B1 20150729 (DE)

Application

EP 09795360 A 20091127

Priority

  • EP 2009065976 W 20091127
  • DE 102009006827 A 20090130

Abstract (en)

[origin: WO2010086047A1] The invention relates to a method and to a device for detecting a tear-off of a material web in a machine for producing and/or processing a material web without the necessity of optical sensor systems. The drive data of drive units that have a speed governor and that are provided on the machine are evaluated.

IPC 8 full level

D21F 7/04 (2006.01); D21G 9/00 (2006.01)

CPC (source: EP)

D21F 7/04 (2013.01); D21G 9/0009 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DOCDB simple family (publication)

DE 102009006827 A1 20100805; CN 102301069 A 20111228; CN 102301069 B 20150520; EP 2384379 A1 20111109; EP 2384379 B1 20150729; WO 2010086047 A1 20100805

DOCDB simple family (application)

DE 102009006827 A 20090130; CN 200980155747 A 20091127; EP 09795360 A 20091127; EP 2009065976 W 20091127