Global Patent Index - EP 3130412 B1

EP 3130412 B1 20210407 - STAMPING TOOL WITH LOOSE GUIDANCE

Title (en)

STAMPING TOOL WITH LOOSE GUIDANCE

Title (de)

WERKZEUG ZUM TIEFZIEHEN MIT SPANNUNGSLOSER FÜHRUNG

Title (fr)

OUTILLAGE D'EMBOUTISSAGE AVEC GUIDAGE SANS SERRAGE

Publication

EP 3130412 B1 20210407 (FR)

Application

EP 16178255 A 20160706

Priority

FR 1557718 A 20150813

Abstract (en)

[origin: CN106424348A] The present invention relates to a stamping die (102) for a sheet metal blank (104) comprising: a die (106) having a central recessed portion (108) and a peripheral portion (110); a terrace die (112) capable of cooperating with the recessed portion of the die to punch the sheet metal blank; a blank holder (114) disposed laterally on the terrace die and cooperating with the peripheral portion of the die to form a retaining area (116) of sheet metal blank; the retaining area of the sheet metal blank includes a fastening sub-area (118) of the sheet metal blank and a non-fastened guide sub-region (120,120') of at least one blank disposed outside the fastener sub-region with respect to the recessed portion and the terrace die.

IPC 8 full level

B21D 22/22 (2006.01); B21D 24/04 (2006.01)

CPC (source: CN EP)

B21D 22/22 (2013.01 - EP); B21D 24/04 (2013.01 - EP); B21D 37/10 (2013.01 - CN)

Citation (examination)

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

DOCDB simple family (publication)

EP 3130412 A1 20170215; EP 3130412 B1 20210407; CN 106424348 A 20170222; CN 106424348 B 20200218; FR 3040010 A1 20170217; FR 3040010 B1 20180223

DOCDB simple family (application)

EP 16178255 A 20160706; CN 201610668660 A 20160815; FR 1557718 A 20150813