ES2088424T3 - Dispositivo de blindaje para transformador de alimentacion de corte. - Google Patents

Dispositivo de blindaje para transformador de alimentacion de corte.

Info

Publication number
ES2088424T3
ES2088424T3 ES90403369T ES90403369T ES2088424T3 ES 2088424 T3 ES2088424 T3 ES 2088424T3 ES 90403369 T ES90403369 T ES 90403369T ES 90403369 T ES90403369 T ES 90403369T ES 2088424 T3 ES2088424 T3 ES 2088424T3
Authority
ES
Spain
Prior art keywords
power transformer
shielding device
cutting power
ferrita
nucleus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES90403369T
Other languages
English (en)
Inventor
Jean-Yves Buatois
Jean-Michel Bouillot
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Television Components France SA
Original Assignee
Thomson Television Components France SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Television Components France SA filed Critical Thomson Television Components France SA
Application granted granted Critical
Publication of ES2088424T3 publication Critical patent/ES2088424T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/02—Coils wound on non-magnetic supports, e.g. formers
    • H01F2005/022—Coils wound on non-magnetic supports, e.g. formers wound on formers with several winding chambers separated by flanges, e.g. for high voltage applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Insulators (AREA)

Abstract

BLINDAJE ELECTOMAGNETICO PARA TRANSFORMADOR (1) DE ALIMENTACION DE RECORTE, EN PARTICULAR PARA TELEVISOR O PARA MONITOR. ESTA CONSTITUIDO POR UN SOMBRERO REALIZADO CON FORMA DE CUVETA (7) DE FONDO PLANO (8) Y CON BORDES (10) ENSANCHADOS ((ALFA)) Y CON UN ANCHO RELATIVAMENTE PEQUEÑO (L). SE PONE EN AUTOMATICO SOBRE LA CARA SUPERIOR (9) DEL NUCLEO DE FERRITA (2) CUYA FORMA ADOPTA, CON DEPOSICION PREVIA DE DOS PUNTOS DE COLA (11, 12). ESTA COLA ES LA MISMA QUE LA QUE SE UTILIZA PARA LA UNION (13) DEL NUCLEO DE FERRITA (2).
ES90403369T 1989-12-01 1990-11-28 Dispositivo de blindaje para transformador de alimentacion de corte. Expired - Lifetime ES2088424T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8915884A FR2655475B1 (fr) 1989-12-01 1989-12-01 Dispositif de blindage pour transformateur d'alimentation a decoupage.

Publications (1)

Publication Number Publication Date
ES2088424T3 true ES2088424T3 (es) 1996-08-16

Family

ID=9388042

Family Applications (2)

Application Number Title Priority Date Filing Date
ES94400705T Expired - Lifetime ES2097613T3 (es) 1989-12-01 1990-11-28 Dispositivo de blindaje para transformador de alimentacion de corte.
ES90403369T Expired - Lifetime ES2088424T3 (es) 1989-12-01 1990-11-28 Dispositivo de blindaje para transformador de alimentacion de corte.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES94400705T Expired - Lifetime ES2097613T3 (es) 1989-12-01 1990-11-28 Dispositivo de blindaje para transformador de alimentacion de corte.

Country Status (5)

Country Link
EP (2) EP0609155B1 (es)
DE (2) DE69029045T2 (es)
ES (2) ES2097613T3 (es)
FR (1) FR2655475B1 (es)
SG (2) SG46710A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3311391B2 (ja) * 1991-09-13 2002-08-05 ヴィエルティー コーポレーション 漏洩インダクタンス低減トランス、これを用いた高周波回路及びパワーコンバータ並びにトランスにおける漏洩インダクタンスの低減方法
EP0775765B1 (en) * 1995-11-27 2004-02-04 Vlt Corporation Plating permeable cores
FR2756967B1 (fr) * 1996-12-09 1999-01-08 Thomson Television Components Transformateur pour alimentation a haute frequence de decoupage

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1069711B (es) * 1959-11-26
CH607264A5 (en) * 1975-05-23 1978-11-30 Landis & Gyr Ag Instrument transformer with earthed screen between windings
DE2931382A1 (de) * 1979-08-02 1981-02-26 Bosch Gmbh Robert Kurzschlussring-geber
DD200830A1 (de) * 1981-09-25 1983-06-15 Martin Dietrich Hochspannungsabschirmelektrode
DE3147984A1 (de) * 1981-12-04 1983-06-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Transformator, insbesondere fuer ein schaltnetzteil in einem fernsehempfaenger
IT8334023V0 (it) * 1983-05-09 1983-05-09 Ducati Elettrotecnica Spa Trasformatore smt con nucleo di ferrite.
JPS61137309A (ja) * 1984-12-08 1986-06-25 Nissin Electric Co Ltd ガス絶縁計器用変圧器

Also Published As

Publication number Publication date
SG46710A1 (en) 1998-02-20
FR2655475B1 (fr) 1992-02-21
EP0430802B1 (fr) 1996-05-29
DE69027185D1 (de) 1996-07-04
SG46473A1 (en) 1998-02-20
DE69029045T2 (de) 1997-09-25
DE69029045D1 (de) 1996-12-05
EP0609155B1 (fr) 1996-10-30
DE69027185T2 (de) 1996-11-07
EP0609155A3 (fr) 1994-12-14
ES2097613T3 (es) 1997-04-01
EP0430802A1 (fr) 1991-06-05
EP0609155A2 (fr) 1994-08-03
FR2655475A1 (fr) 1991-06-07

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