Global Patent Index - EP 3397579 A4

EP 3397579 A4 20190828 - WINDING CORE FOR WEBS AND ROLLS ON SAME

Title (en)

WINDING CORE FOR WEBS AND ROLLS ON SAME

Title (de)

WICKELKERN FÜR BAHNEN UND ROLLEN DARAUF

Title (fr)

NOYAU D'ENROULEMENT POUR BANDES ET ROULEAUX SUR CELUI-CI

Publication

EP 3397579 A4 20190828 (EN)

Application

EP 16882550 A 20161228

Priority

  • US 201562272437 P 20151229
  • US 201662414319 P 20161028
  • US 2016068851 W 20161228

Abstract (en)

[origin: WO2017117206A1] A winding core comprising: (a) a cylindrical tube having an outer surface and a longitudinal axis; and (b) a core covering comprising a polymeric netting having opposing interior and exterior sides disposed on the outer surface of the cylindrical tube, wherein the polymeric netting comprises an array of a plurality of polymeric ribbons and a plurality of polymeric strands arranged in sheet form with each polymeric ribbon bonded to one or two adjacent polymeric strands and each polymeric strand bonded to one or two adjacent ribbons. Also, rolls of web material wound upon such cures in roll form.

IPC 8 full level

B65H 75/10 (2006.01); B65H 75/28 (2006.01)

CPC (source: EP KR US)

B65H 75/10 (2013.01 - EP KR US); B65H 75/28 (2013.01 - EP US); B65H 2701/1752 (2013.01 - KR); B65H 2701/514 (2013.01 - EP US)

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

DOCDB simple family (publication)

WO 2017117206 A1 20170706; CN 109311621 A 20190205; CN 109311621 B 20200814; EP 3397579 A1 20181107; EP 3397579 A4 20190828; EP 3397579 B1 20200923; JP 2019500295 A 20190110; JP 6924762 B2 20210825; KR 20180099786 A 20180905; TW 201738166 A 20171101; TW I708731 B 20201101; US 2021229948 A1 20210729

DOCDB simple family (application)

US 2016068851 W 20161228; CN 201680077219 A 20161228; EP 16882550 A 20161228; JP 2018533892 A 20161228; KR 20187021633 A 20161228; TW 105143736 A 20161228; US 201616065534 A 20161228