EP 0631011 B1 20000329 - Headbox for a papermaking machine
Title (en)
Headbox for a papermaking machine
Title (de)
Stoffauflauf einer Papiermaschine
Title (fr)
Caisse de tête pour une machine à papier
Publication
Application
Priority
DE 4318430 A 19930603
Abstract (en)
[origin: EP0631011A1] The invention relates to a headbox system of a paper machine having the following features: 1.1 a central distributor is provided for the uniform distribution of the stock suspension, having an integrated attenuation system; 1.2 a forming unit constructed modularly in rows is provided; 1.2.1 at least one module per row being provided as a line connecting module; 1.2.2 a nozzle module being provided in each case; 1.2.3 at least one intermediate module - for example a formation module, a turbulence module, a diffusor module, a rectifier module, a perforated roll module or any desired combinations of these - being provided; 1.2.4 the intermediate modules being provided symmetrically with respect to at least one plane in the machine direction; 1.2.5 the flange elements of the modules being provided to be compatible with each other; 1.3 a multiplicity of optionally flexible connecting lines between distributor and forming unit are provided. <IMAGE>
IPC 1-7
IPC 8 full level
D21F 1/02 (2006.01)
CPC (source: EP)
D21F 1/02 (2013.01); D21F 1/026 (2013.01)
Designated contracting state (EPC)
FR GB IT SE
DOCDB simple family (publication)
DE 4318430 A1 19941208; DE 4318430 C2 19970327; EP 0631011 A1 19941228; EP 0631011 B1 20000329
DOCDB simple family (application)
DE 4318430 A 19930603; EP 94108549 A 19940603