Global Patent Index - EP 1548183 B1

EP 1548183 B1 20120229 - Extended nip press for treating a material web

Title (en)

Extended nip press for treating a material web

Title (de)

Breitnippresse zum Behandeln einer Materialbahn

Title (fr)

Presse à pince allongée pour traiter un matériau en bande

Publication

EP 1548183 B1 20120229 (DE)

Application

EP 04030500 A 20041222

Priority

DE 10361269 A 20031224

Abstract (en)

[origin: EP1548183A1] A papermaking assembly has a broad-nip press consisting of two horizontal drums (1, 2) in contact. The lower press has a press shoe with a hydraulically-operated pressure system (33). The hydraulic system has a control system with a valve (41) pressure bleed. The two drums are essentially in orthogonal presentation. The hydraulic system employs oil of a predetermined viscosity. The press shoe has a pressure points organised in groups that facilitate the application or relief of pressure at different points and times within the nip.

IPC 8 full level

D21F 3/02 (2006.01); D21F 3/06 (2006.01)

CPC (source: EP)

D21F 3/0218 (2013.01); D21F 3/06 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1548183 A1 20050629; EP 1548183 B1 20120229; AT E547559 T1 20120315; DE 10361269 A1 20050728; DE 10361269 B4 20080918; ES 2381187 T3 20120523

DOCDB simple family (application)

EP 04030500 A 20041222; AT 04030500 T 20041222; DE 10361269 A 20031224; ES 04030500 T 20041222