EP 2819133 A1 20141231 - ELECTRIC COIL DEVICE FOR ELECTRO-TECHNICAL AND POWER ELECTRONICS APPLICATIONS
Title (en)
ELECTRIC COIL DEVICE FOR ELECTRO-TECHNICAL AND POWER ELECTRONICS APPLICATIONS
Title (de)
ELEKTRISCHE SPULENVORRICHTUNG FÜR ELEKTROTECHNISCHE UND LEISTUNGSELEKTRONISCHE ANWENDUNGEN
Title (fr)
DISPOSITIF DE BOBINE ÉLECTRIQUE POUR DES APPLICATIONS ÉLECTRONIQUES DE PUISSANCE ET ÉLECTROTECHNIQUES
Publication
Application
Priority
EP 13173505 A 20130625
Abstract (en)
The present invention relates to a coil device (1), particularly for use in traction applications for providing an inductivity, comprising: - a coil (2) for providing inductivity; - a magnetic shell (3), particularly made of soft-magnetic material, to guide a magnetic field around the coil (2); and - an inner volume (5) inside the magnetic shell (3) which is filled with an insulating liquid, so that the coil (2) is at least partly immersed in the insulating liquid.
IPC 8 full level
H01F 27/36 (2006.01); H01F 27/12 (2006.01); H01F 37/00 (2006.01)
CPC (source: EP US)
H01F 27/12 (2013.01 - EP); H01F 27/36 (2013.01 - EP); H01F 27/363 (2020.08 - EP US); H01F 37/005 (2013.01 - EP)
Citation (search report)
- [X] EP 0618596 A1 19941005 - SMIT TRANSFORMATOREN BV [NL]
- [XA] DE 1253811 B 19671109 - ACEC [BE]
- [X] US 3362001 A 19680102 - WISHMAN AUGUST F, et al
- [X] US 4298853 A 19811103 - PHILP SANBORN F
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)
DOCDB simple family (application)
EP 13173505 A 20130625