Global Patent Index - EP 0921874 B1

EP 0921874 B1 2000-02-16 - IMPROVED BENDING PRESSING MACHINE, PARTICULARLY IN THE PROCESSES OF METAL WORKING

Title (en)

IMPROVED BENDING PRESSING MACHINE, PARTICULARLY IN THE PROCESSES OF METAL WORKING

Title (de)

VERBESSERTE BIEGEVORRICHTUNG FÜR METALLBEARBEITUNGSVERFAHREN

Title (fr)

PRESSE A CINTRER AMELIOREE, NOTAMMENT DANS LE TRAVAIL DES METAUX

Publication

EP 0921874 B1 (EN)

Application

EP 97935746 A

Priority

  • IT 9700182 W
  • IT TV960098 A

Abstract (en)

[origin: WO9804368A1] Bending pressing machine (A), in which the following is provided: at least one cylinder comprising essentially two heads (3, 4), lower one and upper one and an external jacket (5) held by said heads, welded to the shoulder (a') of the pressing machine's frame (a), and in which while the first one (3) provides connection means (6, 6') for the cylinder feeding, the second one (4) supports a corresponding removable flange (8) allowing the extraction of an internal jacket (7); sideways of the crosspiece (1) for the support of the tool (2), at least two guide points respectively, a first one concerning the upper part of the crosspiece obtained out of a fork-like shape (10) obtained from one of said two heads, and a second one provided along the crosspiece in intermediate position, obtained by engaging to the pressing machine's shoulder, on the top and perpendicularly, a guide (12), provided on both sides with a surface (11) with a low friction coefficient, to which is superimposed, one part of a gib (13), being in its turn associated with the corresponding end of the tool-carrier crosspiece.

IPC 1-7

B21D 5/02; B30B 15/00

IPC 8 full level

B21D 5/02 (2006.01)

CPC

B21D 5/02 (2013.01)

DCS

AT BE CH DE DK ES FI FR GB GR IE LI LU MC NL PT SE

DOCDB simple family

WO 9804368 A1 19980205; AR 008009 A1 19991124; AT 189780 T 20000315; CN 1226192 A 19990818; DE 69701315 D1 20000323; EP 0921874 A1 19990616; EP 0921874 B1 20000216; IT 1288646 B1 19980923; IT TV960098 A1 19980126; JP 2000515814 A 20001128