Global Patent Index - EP 1647508 A1

EP 1647508 A1 20060419 - Method and device for unwinding rolls of web material and lifting device for the rolls

Title (en)

Method and device for unwinding rolls of web material and lifting device for the rolls

Title (de)

Verfahren und Vorrichtung zum Abwickeln von Rollen von bandförmigem Material und Hebevorrichtung für die Rollen

Title (fr)

Procédé et dispositif de déroulement de bobines de matière en bande et dispositif de levage des bobines

Publication

EP 1647508 A1 20060419 (EN)

Application

EP 04425770 A 20041012

Priority

EP 04425770 A 20041012

Abstract (en)

The unwinding device preferably comprises three stations (13, 15, 17) for the rolls (BA, BB, BC); engaging members (21A, 21B) of the rolls in said stations; and in at least one of said two stations a lifting and lowering device (31, 33, 35) for the rolls. The lifting and lowering device comprises a pair of arms (51, 53) oscillating essentially synchronously and in opposite directions about respective fixed axes (51A, 53A), essentially parallel to the axis of the roll, and are each equipped with at least a contact member (73, 75) with the respective roll, oscillation of the arms causing lifting or lowering of the roll in contact with said members.

IPC 8 full level

B65H 19/12 (2006.01)

CPC (source: EP)

B65H 19/126 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1647508 A1 20060419

DOCDB simple family (application)

EP 04425770 A 20041012