Title (en)

Roll forming machine

Title (de)

Profilwalzeneinrichtung

Title (fr)

Machine de profilage à rouleaux

Publication

EP 0712674 A1 19960522 (EN)

Application

EP 95117509 A 19951107

Priority

IT PD940198 A 19941111

Abstract (en)

A roll forming machine that comprises at least one pair of motorized forming rolls (12,13) supported by a frame (11), the metal sheet to be formed being passed between the rolls. At least one first roll (12) of the pair has a respective roll supporting shaft (15) that is rotatably coupled and supported eccentrically within a corresponding cylindrical tubular bush (18). The bush (18) is in turn rotatably coupled to the frame (11), and a second roll (13) of the pair has a respective roll supporting shaft (28) that is rotatably coupled to the frame (11). Bush movement means are also provided. <IMAGE>

IPC 1-7

B21B 31/26; B21B 31/18; B21D 5/08

IPC 8 full level

B21B 31/18 (2006.01); B21B 31/26 (2006.01); B21D 5/08 (2006.01); B21B 13/00 (2006.01)

CPC (source: EP)

B21B 31/18 (2013.01); B21B 31/26 (2013.01); B21D 5/08 (2013.01); B21B 13/005 (2013.01)

Citation (search report)

• [XA] EP 0328645 A1 19890823 - NIPPON KOKAN KK [JP]
• [X] US 3691810 A 19720919 - SENDZIMIR TADEUSZ
• [X] US 3910090 A 19751007 - LORENZ HORST
• [X] GB 1559084 A 19800116 - SVENSKA ROTOR MASKINER AB
• [X] US 3776014 A 19731204 - VORTKAMP K, et al
• [A] US 4191042 A 19800304 - SALTER LOWELL S JR [US]
• [A] EP 0370995 A2 19900530 - LISEC PETER

Designated contracting state (EPC)

DE ES FR GB

DOCDB simple family (publication)

EP 0712674 A1 19960522; IT 1269019 B 19970318; IT PD940198 A0 19941111; IT PD940198 A1 19960511

DOCDB simple family (application)

EP 95117509 A 19951107; IT PD940198 A 19941111