JPH0415220U - - Google Patents

Info

Publication number
JPH0415220U
JPH0415220U JP5537490U JP5537490U JPH0415220U JP H0415220 U JPH0415220 U JP H0415220U JP 5537490 U JP5537490 U JP 5537490U JP 5537490 U JP5537490 U JP 5537490U JP H0415220 U JPH0415220 U JP H0415220U
Authority
JP
Japan
Prior art keywords
center leg
type core
switching power
gap
power supply
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.)
Pending
Application number
JP5537490U
Other languages
English (en)
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 filed Critical
Priority to JP5537490U priority Critical patent/JPH0415220U/ja
Priority to DE19914116740 priority patent/DE4116740A1/de
Priority to GB9111508A priority patent/GB2245106A/en
Publication of JPH0415220U publication Critical patent/JPH0415220U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Dc-Dc Converters (AREA)
  • Coils Or Transformers For Communication (AREA)

Description

【図面の簡単な説明】
第１図は本考案によるスイツチング電源用トラ
ンスのコアの側面図、第２図は第１図に示したコ
アの下半部の斜視図、第３図イおよびロは本考案
によるスイツチング電源用トランスのコアの中心
脚の先端形状の異なる例を示す図、第４図は従来
のスイツチング電源用トランスのコアの一例を示
す側面図である。 １……コア上半部、２……コア下半部、１ａ，
１ｂ，２ａ，２ｂ……コア両脚、１ｃ，２ｃ……
コア中心脚、Ｂ，Ｃ……円筒部、Ｄ……テーパ部
。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 中心脚にギヤツプが設けられたＥＥＲ型コ
    アを有するフライバツク方式コンバータのスイツ
    チング電源用トランスにおいて、前記ＥＥＲ型コ
    アの中心脚をギヤツプ付近において他の部分より
    細く形成したことを特徴とするスイツチング電源
    用トランス。 (2) 前記ＥＥＲ型コアが両脚と中心脚とを有す
    る２つのＥ型コア半部を両脚どうしを密接するよ
    うに対向させて配置して成り、前記各コア半部の
    中心脚が第１の円筒部と該第１の円筒部より小径
    の第２の円筒部とを先端に向かつて先細となるよ
    うにテーパ部で接続して成り、各コア半部の中心
    脚の第２の円筒部どうしの間にギヤツプが形成さ
    れたことを特徴とする請求項１に記載のスイツチ
    ング電源用トランス。
JP5537490U 1990-05-29 1990-05-29 Pending JPH0415220U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP5537490U JPH0415220U (ja) 1990-05-29 1990-05-29
DE19914116740 DE4116740A1 (de) 1990-05-29 1991-05-23 Stromversorgungs-schalttransformator
GB9111508A GB2245106A (en) 1990-05-29 1991-05-29 Gapped flyback smps transformer core with gap faces of reduced area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5537490U JPH0415220U (ja) 1990-05-29 1990-05-29

Publications (1)

Publication Number Publication Date
JPH0415220U true JPH0415220U (ja) 1992-02-06

Family

ID=12996710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5537490U Pending JPH0415220U (ja) 1990-05-29 1990-05-29

Country Status (3)

Country Link
JP (1) JPH0415220U (ja)
DE (1) DE4116740A1 (ja)
GB (1) GB2245106A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TNSN00086A1 (fr) * 1999-04-26 2002-05-30 Int Paper Co Machoire de scellage par induction
GB2367192B (en) * 2000-09-01 2003-11-05 Minebea Electronics A method of designing an inductor
DE10319532B4 (de) * 2003-04-30 2017-12-21 BSH Hausgeräte GmbH Vorrichtung zur induktiven Übertragung von Energie

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47946U (ja) * 1971-01-16 1972-08-09
JPH02290005A (ja) * 1989-02-27 1990-11-29 Tdk Corp コイル装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010204B (de) * 1952-03-14 1957-06-13 Siemens Ag Spulenanordnung mit ferromagnetischem Kern
US3546571A (en) * 1968-06-21 1970-12-08 Varo Constant voltage ferroresonant transformer utilizing unequal area core structure
DE3031802A1 (de) * 1979-08-23 1981-03-26 Sanyo Electric Co., Ltd., Moriguchi, Osaka Ferritkern-transformator
DE3017368A1 (de) * 1980-05-07 1981-11-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Zeilentransformator fuer einen fernsehempfaenger
AT384127B (de) * 1985-12-11 1987-10-12 Schrack Elektronik Ag Sperrwandler mit wenigstens einer sperrwandler-transformatoranordnung
JPH01108917U (ja) * 1988-01-18 1989-07-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47946U (ja) * 1971-01-16 1972-08-09
JPH02290005A (ja) * 1989-02-27 1990-11-29 Tdk Corp コイル装置

Also Published As

Publication number Publication date
GB2245106A (en) 1991-12-18
DE4116740A1 (de) 1991-12-05
GB9111508D0 (en) 1991-07-17

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