EP 4150141 A1 20230322 - REUSABLE FABRIC FACE MASK AND ASSOCIATED MANUFACTURING PROCESS
Title (en)
REUSABLE FABRIC FACE MASK AND ASSOCIATED MANUFACTURING PROCESS
Title (de)
WIEDERVERWENDBARE STOFFGESICHTSMASKE UND ZUGEHÖRIGES HERSTELLUNGSVERFAHREN
Title (fr)
MASQUE BARRIÈRE RÉUTILISABLE TISSÉ ET PROCÉDÉ DE FABRICATION ASSOCIÉ
Publication
Application
Priority
- FR 2004820 A 20200515
- EP 2021062449 W 20210511
Abstract (en)
[origin: WO2021228833A1] The invention relates to a mask comprising a main body (12) which comprises a filtering zone (18) suitable for covering the mouth and nose of a user, the filtering zone (18) being made of at least one layer of fabric, the fabric comprising warp yarns and weft yarns. The weft yarns comprise binder yarns, front yarns and back yarns, the binder yarns and the warp yarns together forming a central mesh of the fabric, the front yarns and the warp yarns forming a front mesh extending from a first side of the central mesh, the back yarns and the warp yarns forming a front mesh extending from a second side of the central mesh, the first and second sides of the central mesh being opposite each other depending on the thickness of the fabric.
IPC 8 full level
D03D 1/00 (2006.01); A41D 13/11 (2006.01); D03D 11/00 (2006.01); D03D 15/283 (2021.01)
CPC (source: EP)
A41D 13/1123 (2013.01); D03D 1/0035 (2013.01); D03D 11/00 (2013.01); D03D 15/283 (2021.01); D10B 2331/04 (2013.01); D10B 2401/021 (2013.01); D10B 2509/00 (2013.01)
Citation (search report)
See references of WO 2021228833A1
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)
FR 3110055 A1 20211119; FR 3110055 B1 20220722; EP 4150141 A1 20230322; WO 2021228833 A1 20211118
DOCDB simple family (application)
FR 2004820 A 20200515; EP 2021062449 W 20210511; EP 21724683 A 20210511