EP 2462045 A1 20120613 - WINDING MANDREL FOR THE PRODUCTION OF REELS OF WEB MATERIAL
Title (en)
WINDING MANDREL FOR THE PRODUCTION OF REELS OF WEB MATERIAL
Title (de)
WICKELDORN ZUR HERSTELLUNG VON BAHNMATERIALROLLEN
Title (fr)
MANDRIN D'ENROULEMENT POUR LA PRODUCTION DE ROULEAUX DE MATÉRIAU EN FILM
Publication
Application
Priority
- IT FI20090176 A 20090803
- IT 2010000336 W 20100727
Abstract (en)
[origin: WO2011016071A1] The winding mandrel (1) comprises a substantially cylindrical wall with expandable members for the torsional locking of tubular winding cores (A). At least one portion (11) of the wall is made of carbon fiber in a polymer resin matrix.
IPC 8 full level
B65H 75/24 (2006.01)
CPC (source: EP US)
B65H 75/2437 (2021.05 - EP US)
Citation (search report)
See references of WO 2011016071A1
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 SE SI SK SM TR
DOCDB simple family (publication)
WO 2011016071 A1 20110210; CA 2769970 A1 20110210; EP 2462045 A1 20120613; EP 2462045 B1 20140305; ES 2457491 T3 20140428; IT 1395993 B1 20121109; IT FI20090176 A1 20110204; US 2012168553 A1 20120705
DOCDB simple family (application)
IT 2010000336 W 20100727; CA 2769970 A 20100727; EP 10747525 A 20100727; ES 10747525 T 20100727; IT FI20090176 A 20090803; US 201013261169 A 20100727