Global Patent Index - EP 0645200 B1

EP 0645200 B1 19980128 - Machine to draw bars

Title (en)

Machine to draw bars

Title (de)

Maschine zum Ziehen von Stangen

Title (fr)

Machine d'étirage des barres

Publication

EP 0645200 B1 19980128 (EN)

Application

EP 94114476 A 19940914

Priority

IT US930200 A 19930929

Abstract (en)

[origin: EP0645200A1] Machine to draw bars, which comprises a die-holder drawplate assembly and a drawing assembly (11) of the type disclosed in EP-A-548723 and also comprises an assembly for the reciprocal adjustment of chain assemblies (13-113), an assembly of links and an assembly for backward drawing, in which the drawplate (12) includes downstream momentarily actuated grippers (17) and is associated with a carriage (18) able to move along the drawing axis (15) upstream of the drawplate (12) by a length coordinated with the minimum length of clamping by the facing chains (13-113), the movable carriage (18) being associated with a first jack actuation means (22), the support (47) of the drawplate (12) cooperating during drawing with a toric load cell (33), the load cell (33) being associated with a unit (57) that governs means (32) that actuate angular displacement. <IMAGE>

IPC 1-7

B21C 1/30

IPC 8 full level

B21C 1/30 (2006.01)

CPC (source: EP)

B21C 1/30 (2013.01); B21L 11/10 (2013.01)

Designated contracting state (EPC)

AT BE DE ES FR GB IT SE

DOCDB simple family (publication)

EP 0645200 A1 19950329; EP 0645200 B1 19980128; AT E162742 T1 19980215; DE 69408239 D1 19980305; DE 69408239 T2 19980827; ES 2111225 T3 19980301

DOCDB simple family (application)

EP 94114476 A 19940914; AT 94114476 T 19940914; DE 69408239 T 19940914; ES 94114476 T 19940914