Global Patent Index - EP 0943423 A3

EP 0943423 A3 20000927 - Heating device for a corrugating system

Title (en)

Heating device for a corrugating system

Title (de)

Heizvorrichtung für eine Wellpappenanlage

Title (fr)

Dispositif de chauffage pour un système de fabrication de carton ondulé

Publication

EP 0943423 A3 20000927 (DE)

Application

EP 99103203 A 19990218

Priority

DE 19811858 A 19980318

Abstract (en)

[origin: EP0943423A2] A flowline process for the manufacture of corrugated cardboard has the prepared layers (21,22) fed over a heating line comprising an array of heating elements (3)and pressed onto the heating elements by pressure plates fitted under a support (5) set across the process line and with elastic springs (11) to provide an even pressure on the cardboard, or onto a pressure film (4.1) which moves with the cardboard. The pressure elements are weighted to provide the optimum pressure.

IPC 1-7

B31F 1/28

IPC 8 full level

B31F 1/28 (2006.01)

CPC (source: EP US)

B31F 1/2881 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0943423 A2 19990922; EP 0943423 A3 20000927; EP 0943423 B1 20020911; DE 19811858 A1 19990923; DE 59902614 D1 20021017; US 6189445 B1 20010220

DOCDB simple family (application)

EP 99103203 A 19990218; DE 19811858 A 19980318; DE 59902614 T 19990218; US 27123099 A 19990317