EP 1093869 A3 20020724 - Device for bending and/or punching and/or upsetting wire or strip
Title (en)
Device for bending and/or punching and/or upsetting wire or strip
Title (de)
Vorrichtung zum Biegen und/oder Stanzen und/oder Stauchen von Draht-oder steifenartigen Blechteilen
Title (fr)
Dispositif de cintrage et/ou d'estampage et/ou de refoulage de fil ou bande métallique
Publication
Application
Priority
DE 19950297 A 19991019
Abstract (en)
[origin: EP1093869A2] The device has a machine table and electronically controlled tools with hydraulic-mechanical drives. Each drive (1) is a hydraulic cylinder, and for pressure charging, it has an electric motor (3) with transmission (4,5), which acts on the piston (11) associated with the cylinder. The motor is a stepping motor and there is a spindle drive (4) for power transmission from piston to cylinder. All components are part of a module located in a frame.
IPC 1-7
IPC 8 full level
CPC (source: EP US)
B21F 1/00 (2013.01 - EP US); B21F 5/00 (2013.01 - EP US); B21F 99/00 (2013.01 - EP US)
Citation (search report)
- [XA] DE 2720398 A1 19781109 - WAFIOS MASCHINEN WAGNER
- [A] DE 2149068 A1 19730419 - HACK HILDA, et al
- [A] PATENT ABSTRACTS OF JAPAN vol. 010, no. 018 (M - 448) 24 January 1986 (1986-01-24)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 1093869 A2 20010425; EP 1093869 A3 20020724; EP 1093869 B1 20050119; DE 19950297 C1 20010517; ES 2233249 T3 20050616; US 6378353 B1 20020430
DOCDB simple family (application)
EP 00116924 A 20000805; DE 19950297 A 19991019; ES 00116924 T 20000805; US 69249600 A 20001019