EP 3533349 B1 20240124 - APPARATUS FOR MANUFACTURING A CIGARETTE FILTER, AND METHOD OF MANUFACTURING A CIGARETTE FILTER
Title (en)
APPARATUS FOR MANUFACTURING A CIGARETTE FILTER, AND METHOD OF MANUFACTURING A CIGARETTE FILTER
Title (de)
VORRICHTUNG ZUR HERSTELLUNG EINES ZIGARETTENFILTERS UND VERFAHREN ZUR HERSTELLUNG EINES ZIGARETTENFILTERS
Title (fr)
APPAREIL DE FABRICATION D'UN FILTRE À CIGARETTES ET PROCÉDÉ DE FABRICATION D'UN FILTRE À CIGARETTES
Publication
Application
Priority
- KR 20160139475 A 20161025
- KR 2017011812 W 20171025
Abstract (en)
[origin: EP3533349A1] In order to improve the productivity and quality, the present invention provides an apparatus for manufacturing a cigarette filter, the apparatus comprising: a wrapper paper feed unit for continuously feeding double wrapper paper in the longitudinal direction; shaping rolls which are oppositely arranged in pairs one above the other, and shape the fed double wrapper paper in a rounded shape along the widthwise profiles of the opposite surfaces thereof, so as to continuously form a base paper tube by connecting both widthwise ends of the double wrapper paper to each other while the double wrapper paper is pressed and conveyed between the rolls; and a cutting unit for cutting the formed base paper tube into predetermined lengths.
IPC 8 full level
CPC (source: EP KR)
A24C 5/46 (2013.01 - EP); A24D 3/02 (2013.01 - EP); A24D 3/0245 (2013.01 - KR); A24D 3/0254 (2013.01 - KR); A24D 3/0262 (2013.01 - KR); A24D 3/0279 (2013.01 - EP)
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
DOCDB simple family (publication)
EP 3533349 A1 20190904; EP 3533349 A4 20200916; EP 3533349 B1 20240124; CN 109843091 A 20190604; JP 2019531098 A 20191031; JP 6813861 B2 20210113; KR 102022302 B1 20191104; KR 20180045410 A 20180504; WO 2018080154 A1 20180503
DOCDB simple family (application)
EP 17865007 A 20171025; CN 201780063594 A 20171025; JP 2019542340 A 20171025; KR 20160139475 A 20161025; KR 2017011812 W 20171025