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WO2009072227A1 - トランス - Google Patents

トランス Download PDF

Info

Publication number
WO2009072227A1
WO2009072227A1 PCT/JP2008/002628 JP2008002628W WO2009072227A1 WO 2009072227 A1 WO2009072227 A1 WO 2009072227A1 JP 2008002628 W JP2008002628 W JP 2008002628W WO 2009072227 A1 WO2009072227 A1 WO 2009072227A1
Authority
WO
WIPO (PCT)
Prior art keywords
bobbin
core
cores
transformer
interposed
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.)
Ceased
Application number
PCT/JP2008/002628
Other languages
English (en)
French (fr)
Inventor
Hideyuki Akiyama
Tohru Hirohashi
Kiyoshi Hironaka
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.)
FDK Corp
Original Assignee
FDK Corp
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 FDK Corp filed Critical FDK Corp
Priority to CN2008801199636A priority Critical patent/CN101896984B/zh
Priority to US12/744,140 priority patent/US8284009B2/en
Publication of WO2009072227A1 publication Critical patent/WO2009072227A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H01F27/326—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures specifically adapted for discharge lamp ballasts
    • 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
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266—Fastening or mounting the core on casing or support

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulating Of Coils (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

本発明は、１次コイル（３）が巻回された第１のボビン（１）と、２次コイル（９）が巻回された第２のボビン（２）とが隣接して配置され、第１および第２のボビンに跨って配設されたコアによって閉磁路が形成されてなるトランスにおいて、コアを第１のボビン側に位置する第１のコア（１７）と第２のボビン側に位置する第２のコア（１８）とに分割し、第１および第２のコア（１７）、（１８）の磁気的接合部間に、第１および第２のコアのうちの少なくとも一方の外周を覆う外周被覆部（１６ａ）、（１６ｂ）と、両者の対向面間に介装される隔壁部（１５）を有する絶縁部材（１４）を介装した。
PCT/JP2008/002628 2007-12-06 2008-09-24 トランス Ceased WO2009072227A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2008801199636A CN101896984B (zh) 2007-12-06 2008-09-24 变压器
US12/744,140 US8284009B2 (en) 2007-12-06 2008-09-24 Transformer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007315799A JP5151431B2 (ja) 2007-12-06 2007-12-06 絶縁トランス
JP2007-315799 2007-12-06

Publications (1)

Publication Number Publication Date
WO2009072227A1 true WO2009072227A1 (ja) 2009-06-11

Family

ID=40717413

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/002628 Ceased WO2009072227A1 (ja) 2007-12-06 2008-09-24 トランス

Country Status (5)

Country Link
US (1) US8284009B2 (ja)
JP (1) JP5151431B2 (ja)
KR (1) KR20100082789A (ja)
CN (1) CN101896984B (ja)
WO (1) WO2009072227A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012074547A (ja) * 2010-09-29 2012-04-12 Fdk Corp 絶縁トランス
JP2014192281A (ja) * 2013-03-27 2014-10-06 Nec Commun Syst Ltd トランスおよびその製造方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011066115A (ja) * 2009-09-16 2011-03-31 Fdk Corp 絶縁トランス
KR101645236B1 (ko) * 2010-02-23 2016-08-04 삼성디스플레이 주식회사 트랜스포머와 이를 구비하는 액정 표시 장치
WO2011132748A1 (ja) * 2010-04-21 2011-10-27 京セラ株式会社 太陽電池モジュール
JP5462216B2 (ja) * 2011-05-13 2014-04-02 新東ホールディングス株式会社 電力変換装置
JP6035771B2 (ja) * 2012-02-20 2016-11-30 株式会社リコー 転写装置及び画像形成装置
JP6099135B2 (ja) * 2013-03-27 2017-03-22 日本電気通信システム株式会社 電子機器、実装基板、及び実装基板の製造方法
CN108269679A (zh) * 2016-12-30 2018-07-10 致茂电子(苏州)有限公司 变压器结构
US10553339B1 (en) * 2018-03-30 2020-02-04 Universal Lighting Technologies, Inc. Common-mode choke with integrated RF inductor winding
US11380473B2 (en) * 2019-07-12 2022-07-05 Vishay Dale Electronics, Llc Transformer inductor combination device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03126030U (ja) * 1990-04-02 1991-12-19
JPH05129143A (ja) * 1991-04-09 1993-05-25 Philips Gloeilampenfab:Nv 変成器
JPH06151203A (ja) * 1992-11-06 1994-05-31 Sanken Electric Co Ltd コイル装置
JP2007173359A (ja) * 2005-12-20 2007-07-05 Fdk Corp トランス
JP2007281190A (ja) * 2006-04-06 2007-10-25 Sanken Electric Co Ltd 巻線装置とその組立法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5134499Y2 (ja) * 1971-07-29 1976-08-26
GB1426822A (en) * 1973-05-23 1976-03-03 Miles Platts Ltd Transformers
JPS5227548A (en) * 1975-07-21 1977-03-01 Katsumi Shigehara Connecting device for lead wire with salient piece
US4000483A (en) * 1976-06-24 1976-12-28 The Singer Company Low voltage power transformer
US4405913A (en) * 1981-08-17 1983-09-20 Mid-West Transformer Company Coil body
US4683518A (en) * 1986-11-17 1987-07-28 R. E. Phelon Company, Inc. Ignition for oil burner
US4716394A (en) * 1987-03-12 1987-12-29 Cosmo Plastics Company Bobbin device
US4988968A (en) * 1988-11-01 1991-01-29 Musashino Tuko Co., Ltd. Double insulated transformer and bobbin case thereof
JP2530228B2 (ja) 1989-10-12 1996-09-04 富士写真フイルム株式会社 ハロゲン化銀写真感光材料の処理方法
JP3126030B2 (ja) 1990-11-22 2001-01-22 大阪瓦斯株式会社 リチウム二次電池
EP0615260B1 (en) * 1993-03-12 2002-01-02 Matsushita Electric Industrial Co., Ltd. Line filter
US7193497B2 (en) * 2000-10-31 2007-03-20 Delta Electronics Inc. Ignition coil
JP2002141229A (ja) 2000-10-31 2002-05-17 Sony Corp トランス
TW478638U (en) * 2001-04-04 2002-03-01 Delta Electronics Inc Transformer having good insulation
TWI291183B (en) * 2003-12-26 2007-12-11 Delta Electronics Inc Transformer structure
CN1949417B (zh) * 2005-10-13 2011-06-01 达方电子股份有限公司 变压器、灯管驱动装置及其调整灯管亮度的方法
TWI298504B (en) * 2006-03-17 2008-07-01 Delta Electronics Inc Transformer and core assembly thereof
CN200956305Y (zh) * 2006-06-16 2007-10-03 敦吉科技股份有限公司 可调整漏电感的变压器
TW200807462A (en) * 2006-07-28 2008-02-01 Delta Electronics Inc Transformer with insulating structure
CN200947371Y (zh) * 2006-08-22 2007-09-12 东莞创慈磁性元件有限公司 绕线架与绝缘盖双合成结构
JP2008153384A (ja) * 2006-12-15 2008-07-03 Sony Corp トランスおよびバックライト装置並びに表示装置
TWI381612B (zh) * 2008-08-04 2013-01-01 Delta Electronics Inc 變壓器結構

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03126030U (ja) * 1990-04-02 1991-12-19
JPH05129143A (ja) * 1991-04-09 1993-05-25 Philips Gloeilampenfab:Nv 変成器
JPH06151203A (ja) * 1992-11-06 1994-05-31 Sanken Electric Co Ltd コイル装置
JP2007173359A (ja) * 2005-12-20 2007-07-05 Fdk Corp トランス
JP2007281190A (ja) * 2006-04-06 2007-10-25 Sanken Electric Co Ltd 巻線装置とその組立法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012074547A (ja) * 2010-09-29 2012-04-12 Fdk Corp 絶縁トランス
JP2014192281A (ja) * 2013-03-27 2014-10-06 Nec Commun Syst Ltd トランスおよびその製造方法

Also Published As

Publication number Publication date
CN101896984B (zh) 2012-10-10
JP5151431B2 (ja) 2013-02-27
US8284009B2 (en) 2012-10-09
CN101896984A (zh) 2010-11-24
US20100245009A1 (en) 2010-09-30
KR20100082789A (ko) 2010-07-19
JP2009141112A (ja) 2009-06-25

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