Global Patent Index - EP 3668663 A1

EP 3668663 A1 20200624 - DEEP DRAWING TOOL FOR DEEP DRAWING BLANKS

Title (en)

DEEP DRAWING TOOL FOR DEEP DRAWING BLANKS

Title (de)

TIEFZIEHWERKZEUG UND VERFAHREN ZUM TIEFZIEHEN VON ROHLINGEN

Title (fr)

OUTIL D'EMBOUTISSAGE PROFOND ET PROCÉDÉ D'EMBOUTISSAGE PROFOND D'ÉBAUCHES

Publication

EP 3668663 A1 20200624 (DE)

Application

EP 18746678 A 20180726

Priority

  • DE 102017118559 A 20170815
  • EP 2018070284 W 20180726

Abstract (en)

[origin: WO2019034386A1] The invention relates to a deep drawing tool (100) for deep drawing blanks (106) from sheet material to form moulded blanks, comprising a drawing core (102) and a drawing bell (104), which are movable linearly relative to each other, and a blank holder (110) as an abutment for at least one part of the lower edge region of the drawing bell (104), wherein the drawing bell (104) has a radially outer part (124) and at least one radially inner part (126), which is movable relative to the outer part (124). The invention further relates to a corresponding method.

IPC 8 full level

B21D 22/22 (2006.01); B21D 22/28 (2006.01); B21D 24/14 (2006.01)

CPC (source: EP)

B21D 22/22 (2013.01); B21D 22/28 (2013.01); B21D 24/14 (2013.01)

Designated contracting state (EPC)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2019034386 A1 20190221; DE 102017118559 A1 20190221; EP 3668663 A1 20200624; EP 3668663 B1 20230830; ES 2963928 T3 20240403

DOCDB simple family (application)

EP 2018070284 W 20180726; DE 102017118559 A 20170815; EP 18746678 A 20180726; ES 18746678 T 20180726