Global Patent Index - EP 3804109 A1

EP 3804109 A1 20210414 - ELECTRICAL FILTER ELEMENT AND ELECTRICAL POWER CONVERTER

Title (en)

ELECTRICAL FILTER ELEMENT AND ELECTRICAL POWER CONVERTER

Title (de)

ELEKTRISCHES FILTERELEMENT UND ELEKTRISCHER STROMRICHTER

Title (fr)

ÉLÉMENT FILTRANT ÉLECTRIQUE ET CONVERTISSEUR DE COURANT ÉLECTRIQUE

Publication

EP 3804109 A1 20210414 (DE)

Application

EP 19724180 A 20190513

Priority

  • DE 102018208313 A 20180525
  • EP 2019062156 W 20190513

Abstract (en)

[origin: WO2019224029A1] The invention relates to an electrical filter element (1) for filtering alternating voltage interference. The electrical filter element (1) comprises two dielectric circuit board substrates (11, 12) having a magnetic core (13) arranged between the circuit board substrates. The magnetic core (13) has a material-free inner region (13a), in which electrical connection elements (21-24) are provided between the two dielectric circuit board substrates (11, 12). Furthermore, electrical connection elements (31, 32) can also be provided between the two dielectric circuit board substrates (11, 12) in an outer region of the magnetic core (13).

IPC 8 full level

H02M 1/12 (2006.01); H01F 27/28 (2006.01); H01F 27/40 (2006.01); H02M 1/14 (2006.01); H02M 1/44 (2007.01); H03H 1/00 (2006.01)

CPC (source: EP US)

H01F 27/08 (2013.01 - US); H01F 27/24 (2013.01 - US); H01F 27/2804 (2013.01 - EP); H01F 27/2895 (2013.01 - EP); H01F 27/40 (2013.01 - EP); H03H 1/00 (2013.01 - EP); H03H 7/0115 (2013.01 - US); H05K 1/0243 (2013.01 - US); H01F 2027/2814 (2013.01 - EP); H02M 1/44 (2013.01 - EP); H03H 2001/0035 (2013.01 - EP); H03H 2001/0057 (2013.01 - EP); H03H 2001/0092 (2013.01 - EP); H05K 2201/10015 (2013.01 - US); H05K 2201/1003 (2013.01 - US); H05K 2201/1006 (2013.01 - US)

Citation (search report)

See references of WO 2019224029A1

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 2019224029 A1 20191128; CN 112219345 A 20210112; DE 102018208313 A1 20191128; EP 3804109 A1 20210414; US 11528005 B2 20221213; US 2021203299 A1 20210701

DOCDB simple family (application)

EP 2019062156 W 20190513; CN 201980034858 A 20190513; DE 102018208313 A 20180525; EP 19724180 A 20190513; US 201917058319 A 20190513