Global Patent Index - EP 4200475 A1

EP 4200475 A1 20230628 - PRESS FELT

Title (en)

PRESS FELT

Title (de)

PRESSFILZ

Title (fr)

FEUTRE DE PRESSE

Publication

EP 4200475 A1 20230628 (DE)

Application

EP 21737656 A 20210630

Priority

  • DE 102020121627 A 20200818
  • EP 2021067968 W 20210630

Abstract (en)

[origin: WO2022037832A1] The invention relates to a press felt for a machine for producing a fibrous material web, comprising a woven base structure and a nonwoven support fixed thereon, wherein the base structure comprises a first fabric layer and a second fabric layer, wherein at least the first fabric layer has longitudinal threads and transverse threads which intersect at intersecting points, wherein the longitudinal threads and the transverse threads of the first fabric layer are integrally bonded to each other, in particular welded to each other, at at least 5% of the intersecting points, in particular at at least 10% of the intersecting points.

IPC 8 full level

D21F 7/08 (2006.01)

CPC (source: EP US)

D21F 7/083 (2013.01 - EP US)

Citation (search report)

See references of WO 2022037832A1

Designated contracting state (EPC)

AL 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 RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102020121627 A1 20220224; CN 115885072 A 20230331; EP 4200475 A1 20230628; US 2024026607 A1 20240125; WO 2022037832 A1 20220224

DOCDB simple family (application)

DE 102020121627 A 20200818; CN 202180050743 A 20210630; EP 2021067968 W 20210630; EP 21737656 A 20210630; US 202118042316 A 20210630