Global Patent Index - EP 3766813 A1

EP 3766813 A1 20210120 - A MACHINE FOR THE PRODUCTION CARDBOARD

Title (en)

A MACHINE FOR THE PRODUCTION CARDBOARD

Title (de)

MASCHINE ZUM HERSTELLEN VON KARTON

Title (fr)

MACHINE DE PRODUCTION DE CARTON

Publication

EP 3766813 A1 20210120 (EN)

Application

EP 20183343 A 20200701

Priority

IT 201900011703 A 20190715

Abstract (en)

The present invention relates to a machine for producing multi-layer cardboard or paper, or a machine for either printing or converting, starting from a reel of paper, cardboard or other material. In general, the invention can be applied to machines wherein a reel of different materials is unwound and which requires a contrast system to regulate the tensioning of the ribbon. In particular, the invention relates to a system for braking said reel.In particular, the invention relates to a braking system (2) for a support member (1) of a reel (B), for example, a reel of paper in a machine for producing cardboard or corrugated cardboard, wherein said braking system (2) comprises a motor-generator device (8) and a mechanical brake device (9) arranged coaxially.

IPC 8 full level

B65H 16/06 (2006.01); B65H 23/04 (2006.01); B65H 23/06 (2006.01); B65H 23/08 (2006.01)

CPC (source: EP)

B65H 16/06 (2013.01); B65H 23/044 (2013.01); B65H 23/063 (2013.01); B65H 23/066 (2013.01); B65H 23/085 (2013.01); B65H 2403/7253 (2013.01); B65H 2403/7254 (2013.01); B65H 2403/7255 (2013.01); B65H 2515/32 (2013.01); B65H 2553/21 (2013.01); B65H 2557/20 (2013.01)

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 3766813 A1 20210120; EP 3766813 B1 20230322; ES 2947468 T3 20230809; IT 201900011703 A1 20210115

DOCDB simple family (application)

EP 20183343 A 20200701; ES 20183343 T 20200701; IT 201900011703 A 20190715