Global Patent Index - EP 0384491 A2

EP 0384491 A2 19900829 - Core of a noise filter comprised of an amorphous alloy.

Title (en)

Core of a noise filter comprised of an amorphous alloy.

Title (de)

Kern eines Störungsfilters aus einer amorphen Legierung.

Title (fr)

Noyeau d'un filtre de bruit comportant un alliage amorphe.

Publication

EP 0384491 A2 19900829 (EN)

Application

EP 90105789 A 19841102

Priority

  • EP 84307588 A 19841102
  • JP 20414184 A 19841001
  • JP 20689883 A 19831105

Abstract (en)

The present invention relates to the core of a noise filter comprising a coiled thin strip of an amorphous magnetic alloy. The alloy essentially consists of a first component which is Fe and Mo, a second component which is at least one selected from the group consisting of Si and Al, and a third component which is at least one selected from the group consisting of B,C and P.

IPC 1-7

H01F 1/14; H01F 3/04

IPC 8 full level

H01F 1/153 (2006.01); H01F 3/04 (2006.01)

CPC (source: EP)

H01F 1/15308 (2013.01); H01F 3/04 (2013.01)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0145245 A2 19850619; EP 0145245 A3 19870128; EP 0145245 B1 19910306; DE 3484231 D1 19910411; DE 3486331 D1 19940915; DE 3486331 T2 19950406; EP 0384491 A2 19900829; EP 0384491 A3 19910109; EP 0384491 B1 19940810

DOCDB simple family (application)

EP 84307588 A 19841102; DE 3484231 T 19841102; DE 3486331 T 19841102; EP 90105789 A 19841102