Global Patent Index - EP 2161085 A3

EP 2161085 A3 2017-10-04 - Method for forming a copper blank with cold forming and forming tool with associated cutting tool for carrying out the method

Title (en)

Method for forming a copper blank with cold forming and forming tool with associated cutting tool for carrying out the method

Title (de)

Verfahren zur Umformung eines Kupfer-Rohlings durch Kaltfließpressen und Presswerkzeug mit zugeordnetem Schneidwerkzeug zur Durchführung des Verfahrens

Title (fr)

Procédé de formage d'une ébauche en cuivre par formage à froid et outil de formage doté d'un outil de coupe attribué pour l'exécution du procédé

Publication

EP 2161085 A3 (DE)

Application

EP 09180659 A

Priority

  • EP 00108684 A
  • DE 19920040 A

Abstract (en)

[origin: EP1048375A2] The cold forming method has a Cu workpiece with a volume corresponding to that of the required end electrode separated from wire with a diameter of 4.5 mm and clamped between a stationary forming matrix (10,11) and a relatively displaced forming stamp (30), moved in the direction of the matrix via a 2-stage forming process. An Independent claim for a cold forming tool is also included.

IPC 8 full level (invention and additional information)

B21K 1/14 (2006.01); B21C 23/20 (2006.01); B21J 5/02 (2006.01)

CPC (invention and additional information)

B21K 23/04 (2013.01); B21C 23/20 (2013.01); B21J 5/02 (2013.01); B21K 1/14 (2013.01); H01T 21/00 (2013.01)

Citation (search report)

Designated contracting state (EPC)

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

EPO simple patent family

EP 1048375 A2 20001102; EP 1048375 A3 20081022; EP 1048375 B1 20161228; DE 19920040 A1 20001102; DE 19964418 B4 20060608; EP 2161085 A2 20100310; EP 2161085 A3 20171004

INPADOC legal status


2018-04-11 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: EPCOS AG

2017-10-04 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2017-10-04 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B21C 23/20 20060101ALI20170828BHEP

2017-10-04 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B21J 5/02 20060101ALI20170828BHEP

2017-10-04 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B21K 1/14 20060101AFI20170828BHEP

2010-03-10 [AC] DIVISIONAL APPLICATION (ART. 76) OF:

- Document: EP 1048375 P

2010-03-10 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE