Global Patent Index - EP 3738688 A1

EP 3738688 A1 20201118 - DEVICE FOR SUPPORTING A METAL SHEET DURING BENDING IN A PRESS BRAKE

Title (en)

DEVICE FOR SUPPORTING A METAL SHEET DURING BENDING IN A PRESS BRAKE

Title (de)

VORRICHTUNG ZUM ABSTÜTZEN EINES BLECHES BEIM BIEGEN IN EINER ABKANTPRESSE

Title (fr)

DISPOSITIF POUR SUPPORTER UNE FEUILLE MÉTALLIQUE PENDANT LE PLIAGE DANS UNE PRESSE PLIEUSE

Publication

EP 3738688 A1 20201118 (EN)

Application

EP 19174714 A 20190515

Priority

EP 19174714 A 20190515

Abstract (en)

The invention relates to a device for supporting a metal sheet during bending in a press brake, which device comprises:- a base;- a support for supporting a metal sheet;- a rod system arranged between the base and the support for rotating the support around a rotation axis relative to the base, wherein the rod system has a first and second rod substantially parallel to each other and rotatably arranged to the base and a connecting third rod rotatably arranged to the free ends of the first and second rods, such that the base, the first, second and third rods form a substantially parallelogram shaped rod system; and- driving means arranged between the base and one of the first, second or third rods;wherein the driving means comprise:- a drivable spool;- one or more rollers;- a belt mount; and- a belt mounted with one end to the belt mount and with the other end to the drivable spool;wherein the belt runs along a serpentine path between the driveable spool, the one or more rollers and the belt mount.

IPC 8 full level

B21D 5/02 (2006.01)

CPC (source: EP)

B21D 5/0281 (2013.01)

Citation (applicant)

WO 2015139066 A1 20150924 - TRUMPF MASCHINEN AUSTRIA GMBH [AT]

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 3738688 A1 20201118; EP 3738688 B1 20220706

DOCDB simple family (application)

EP 19174714 A 20190515