Global Patent Index - EP 2170538 B1

EP 2170538 B1 20120815 - SHAPING METHOD AND ESPECIALLY MAGNETORHEOLOGICAL LUBRICANT AND DEVICE FOR USE IN SAID METHOD

Title (en)

SHAPING METHOD AND ESPECIALLY MAGNETORHEOLOGICAL LUBRICANT AND DEVICE FOR USE IN SAID METHOD

Title (de)

FORMVERFAHREN SOWIE INSBESONDERE MAGNETORHEOLOGISCHES SCHMIERMITTEL UND VORRICHTUNG HIERFÜR

Title (fr)

PROCÉDÉ DE FORMAGE AINSI QUE LUBRIFIANT MAGNÉTORHÉOLOGIQUE ET DISPOSITIF POUR CE PROCÉDÉ

Publication

EP 2170538 B1 20120815 (DE)

Application

EP 08760527 A 20080604

Priority

  • EP 2008056948 W 20080604
  • DE 102007026592 A 20070608

Abstract (en)

[origin: WO2008148826A1] The invention relates to a shaping method wherein a material (10) of a workpiece (12, 30) is shaped using at least one mold (14, 44, 48, 50, 142). In order to allow a wider variety of shapes while enhancing quality, a lubricant (18) is used between the material (10) and the at least one mold (14, 44, 48, 50, 142), the viscosity of said lubricant being variable by applying or varying a field (56).

IPC 8 full level

B21D 37/18 (2006.01); B21D 22/20 (2006.01); H01F 1/44 (2006.01)

CPC (source: EP US)

B21C 9/00 (2013.01 - EP US); B21C 23/00 (2013.01 - EP US); B21D 22/201 (2013.01 - EP US); B21D 37/18 (2013.01 - EP US); B21J 3/00 (2013.01 - EP US); C10M 171/00 (2013.01 - US); C10M 171/001 (2013.01 - EP US); H01F 1/447 (2013.01 - EP US); C10N 2040/24 (2013.01 - EP US); Y10S 72/707 (2013.01 - EP US)

Citation (examination)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

DE 102007026592 A1 20081211; DE 102007026592 B4 20090604; EP 2170538 A1 20100407; EP 2170538 B1 20120815; US 2011113845 A1 20110519; US 2015183016 A1 20150702; US 8959968 B2 20150224; WO 2008148826 A1 20081211

DOCDB simple family (application)

DE 102007026592 A 20070608; EP 08760527 A 20080604; EP 2008056948 W 20080604; US 201514600465 A 20150120; US 52785808 A 20080604