Global Patent Index - EP 4001478 A1

EP 4001478 A1 20220525 - CROSSLAPPER FOR CARD WEBS AND RELATED METHOD FOR CROSSLAPPING

Title (en)

CROSSLAPPER FOR CARD WEBS AND RELATED METHOD FOR CROSSLAPPING

Title (de)

VLIESLEGER FÜR EIN KARDENVLIES UND DAZUGEHÖRIGES VERFAHREN

Title (fr)

ÉTALEUR-NAPPEUR POUR VOILES DE CARDE ET PROCÉDÉ CORRESPONDANT POUR ÉTALAGE-NAPPAGE

Publication

EP 4001478 A1 20220525 (EN)

Application

EP 21207234 A 20211109

Priority

IT 202000027170 A 20201112

Abstract (en)

The present invention relates to a crosslapper (100) for a card web (101), comprising:- a first conveyor belt (110) and a second conveyor belt (120), both arranged in a closed-loop configuration, overlapping each other in at least one conveyor belt portion and adapted to define a conveyance channel (105) for said card web (101), wherein an inlet zone (106) and an outlet zone (107) are defined for said card web (101);- a collection surface (190) adapted to collect said layered web (101);a distributor carriage (180) comprising at least one first distributor cylinder (181), whereon said first conveyor belt (110) slides, and at least one second distributor cylinder (182), whereon said second conveyor belt (120) slides, wherein said first distributor cylinder (181) and second distributor cylinder (182) define said outlet zone (107) for said card web (101), said distributor carriage (180) being adapted to move parallel to said collection surface (190), said distributor carriage (180) comprises at least one third distributor cylinder (183), whereon said first conveyor belt (110) is wound, and at least one fourth distributor cylinder (184), whereon said second conveyor belt (120) is wound, wherein said third distributor cylinder (183) and fourth distributor cylinder (184) are adapted to create one or more mobile loops (143) defined in at least one portion of said conveyance channel (105) for said card web (101) in order to accumulate said card web (101) during the motion of the distributor carriage (180).

IPC 8 full level

D01G 25/00 (2006.01); D04H 1/74 (2006.01)

CPC (source: EP)

D01G 25/00 (2013.01); D04H 1/736 (2013.01); D04H 1/74 (2013.01)

Citation (applicant)

Citation (search report)

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

DOCDB simple family (publication)

EP 4001478 A1 20220525; EP 4001478 B1 20241030; IT 202000027170 A1 20220512

DOCDB simple family (application)

EP 21207234 A 20211109; IT 202000027170 A 20201112