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
Application
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)
- [A] JP S59113932 A 19840630 - MITSUBISHI ELECTRIC CORP
- [A] FR 2683470 A1 19930514 - CAPELLE MICHEL [FR], et al
- [A] EP 1221348 A1 20020710 - AMADA EUROP [FR]
- [AD] WO 2015139066 A1 20150924 - TRUMPF MASCHINEN AUSTRIA GMBH [AT]
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)
DOCDB simple family (application)
EP 19174714 A 20190515