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HK1010419A1 - Core assembly for toroidal transformer - Google Patents

Core assembly for toroidal transformer

Info

Publication number
HK1010419A1
HK1010419A1 HK98111399A HK98111399A HK1010419A1 HK 1010419 A1 HK1010419 A1 HK 1010419A1 HK 98111399 A HK98111399 A HK 98111399A HK 98111399 A HK98111399 A HK 98111399A HK 1010419 A1 HK1010419 A1 HK 1010419A1
Authority
HK
Hong Kong
Prior art keywords
core assembly
toroidal transformer
toroidal
transformer
core
Prior art date
Application number
HK98111399A
Other languages
English (en)
Inventor
Fumio Kitamura
Original Assignee
Kitamura Kiden Kk
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 Kitamura Kiden Kk filed Critical Kitamura Kiden Kk
Publication of HK1010419A1 publication Critical patent/HK1010419A1/xx

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
    • H01F27/24—Magnetic cores
    • H01F27/25—Magnetic cores made from strips or ribbons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Coils Of Transformers For General Uses (AREA)
HK98111399A 1994-03-16 1998-10-21 Core assembly for toroidal transformer HK1010419A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6046017A JP2771109B2 (ja) 1994-03-16 1994-03-16 巻鉄心

Publications (1)

Publication Number Publication Date
HK1010419A1 true HK1010419A1 (en) 1999-06-17

Family

ID=12735288

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98111399A HK1010419A1 (en) 1994-03-16 1998-10-21 Core assembly for toroidal transformer

Country Status (9)

Country Link
US (1) US6407655B1 (xx)
EP (1) EP0676776B1 (xx)
JP (1) JP2771109B2 (xx)
KR (1) KR0155447B1 (xx)
CN (2) CN1058803C (xx)
DE (1) DE69510852T2 (xx)
ES (1) ES2133596T3 (xx)
HK (1) HK1010419A1 (xx)
TW (1) TW335498B (xx)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3794928B2 (ja) 2000-04-17 2006-07-12 東京精電株式会社 低騒音・低損失リアクトル
US6601312B1 (en) 2001-09-29 2003-08-05 Ahmed M. Phuly Method and apparatus for universal shape cutting of pipes
US6865622B2 (en) * 2002-05-13 2005-03-08 Intel Corporation System including real-time data communication features
US7154368B2 (en) 2003-10-15 2006-12-26 Actown Electricoil, Inc. Magnetic core winding method, apparatus, and product produced therefrom
TWI276122B (en) 2003-11-05 2007-03-11 Tdk Corp Coil device
US7551053B2 (en) 2003-11-05 2009-06-23 Tdk Corporation Coil device
US7501955B2 (en) * 2004-09-13 2009-03-10 Avery Dennison Corporation RFID device with content insensitivity and position insensitivity
KR200452287Y1 (ko) * 2009-03-03 2011-02-16 (주)동일기연 원통형 코일조립체
JP2009296015A (ja) * 2009-09-18 2009-12-17 Sumitomo Electric Ind Ltd 車載用電力変換装置
CN101800127B (zh) * 2010-04-12 2012-12-26 东莞市高鑫机电科技服务有限公司 卷绕铁芯制备方法及实施该方法制成的铁芯
JP2011249699A (ja) * 2010-05-31 2011-12-08 Sht Co Ltd 磁気コア装置及びこれを用いたコイル装置
JP5757407B2 (ja) * 2011-04-25 2015-07-29 日立金属株式会社 カットコア
CN102185393B (zh) * 2011-05-09 2012-12-19 镇江中船现代发电设备有限公司 大容量低压发电机定子
CN102426908A (zh) * 2011-12-19 2012-04-25 苏州博远特种变压器有限公司 变压器铁芯
JP6491835B2 (ja) * 2014-08-08 2019-03-27 株式会社日立製作所 静止誘導電器
DE102017126473A1 (de) * 2017-11-10 2019-05-16 Abb Schweiz Ag Transformator zur Verwendung in einem Schienenfahrzeug
JP2021119588A (ja) * 2020-01-30 2021-08-12 岡谷電機産業株式会社 磁性コア

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FR1107583A (fr) * 1954-06-18 1956-01-03 Cem Comp Electro Mec Procédé de fabrication de circuits magnétiques à tôles enroulées
US3201734A (en) * 1960-08-03 1965-08-17 Fed Pacific Electric Co Transformer core and winding
US3149296A (en) * 1961-01-03 1964-09-15 Gulton Ind Inc Shielded transformer
US3465273A (en) 1967-12-14 1969-09-02 Hunterdon Transformer Co Toroidal inductor
JPS5258818A (en) * 1975-11-08 1977-05-14 Matsushita Electric Ind Co Ltd Core for wound-core type transformer and its preparation
JPS5384118A (en) * 1976-12-29 1978-07-25 Matsushita Electric Ind Co Ltd Curve slit system and its apparatus
JPS5837681B2 (ja) 1978-06-28 1983-08-18 株式会社ダイヘン 内鉄形変圧器
JPS6028375B2 (ja) 1978-08-31 1985-07-04 昭和電線商事株式会社 巻鉄心製造装置
NZ191840A (en) 1978-10-19 1983-06-14 L Manderson Transformer core construction
JPS55132027A (en) * 1979-04-02 1980-10-14 Kitamura Kikai:Kk Rolled core material forming device and rolled core forming device
JPS5680113A (en) 1979-12-05 1981-07-01 Kitamura Kikai:Kk Cutting of band material for circular cross-sectional winding core
JPS5837681A (ja) * 1981-08-31 1983-03-04 セイコーインスツルメンツ株式会社 学習器
FR2518306B1 (fr) * 1981-12-11 1986-11-28 Transfix Soc Nouv Transformateur electrique et procede pour sa fabrication
JPS58201568A (ja) 1982-05-20 1983-11-24 Mitsubishi Electric Corp 始動電動機の起動方法
DE3232025A1 (de) 1982-08-27 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Ringkern fuer elektrische ringspulen und uebertrager
JPS59111019U (ja) * 1983-01-17 1984-07-26 広畑電磁鋼センタ−株式会社 変成器用巻き鉄芯
JPS6037510B2 (ja) 1983-06-17 1985-08-27 富士通株式会社 ロ−マ字漢字変換方式
JPS603108A (ja) * 1983-06-20 1985-01-09 Kyushu Henatsuki Kk 電気機器用鉄心
JPS60111021U (ja) * 1983-12-28 1985-07-27 北芝電機株式会社 巻鉄心
IT1184115B (it) * 1984-01-26 1987-10-22 Gen Electric Metodo ed apparato per dividere o tagliare un foglio di metallo amorfo
US4605558A (en) * 1984-04-20 1986-08-12 Wallace Shrimpton Process for cell separation
DE3603473A1 (de) * 1986-02-05 1987-08-06 Flowtec Ag Verfahren und vorrichtung zum herstellen von magnetischen ringkernen
JPS62247511A (ja) * 1986-08-21 1987-10-28 Kitamura Kikai:Kk 巻鉄芯の成形装置
US4848684A (en) 1986-11-22 1989-07-18 Kitamura Kiden Co., Ltd. Wound core having circular and elliptic outer surface portions
JPS63132408A (ja) * 1986-11-22 1988-06-04 Kitamura Kiden Kk 巻鉄心
DE3784888T2 (de) 1986-12-29 1993-06-24 Kitamura Kiden Kk Verfahren und vorrichtung zur herstellung eines gewickelten kernes.
JPS63188916A (ja) * 1987-01-31 1988-08-04 Kitamura Kiden Kk 帯材走行位置制御装置
JPH01206610A (ja) * 1988-02-13 1989-08-18 Kitamura Kiden Kk 段付巻鉄心用帯材の切抜方法
JPH0289304A (ja) 1988-09-27 1990-03-29 Kitamura Kiden Kk 巻鉄心用帯材の切抜方法
US5188305A (en) 1988-09-27 1993-02-23 Kitamura Kiden Co., Ltd. Apparatus for cutting winding strips for use in a wound core
JPH0622182B2 (ja) 1988-10-22 1994-03-23 電気鉄芯工業株式会社 略円形断面巻鉄芯材料の切抜き方法
GB2227888A (en) * 1989-01-30 1990-08-08 Elektrosvarki Im E O Patona Ak Ring transformer for welding pipes
JPH0541327A (ja) * 1991-08-05 1993-02-19 Denki Tetsushin Kogyo Kk 巻鉄心の製法
JP2575258B2 (ja) 1992-02-19 1997-01-22 住友ゴム工業株式会社 印刷用オフセットブランケット
JP2901413B2 (ja) * 1992-04-22 1999-06-07 北村機電株式会社 巻鉄心用帯材の切り抜き装置
JP2838627B2 (ja) 1992-09-03 1998-12-16 電気鉄芯工業株式会社 巻鉄心

Also Published As

Publication number Publication date
EP0676776A1 (en) 1995-10-11
DE69510852D1 (de) 1999-08-26
US20020063618A1 (en) 2002-05-30
CN2259674Y (zh) 1997-08-13
CN1058803C (zh) 2000-11-22
EP0676776B1 (en) 1999-07-21
TW335498B (en) 1998-07-01
US6407655B1 (en) 2002-06-18
ES2133596T3 (es) 1999-09-16
KR0155447B1 (ko) 1998-11-16
KR950027856A (ko) 1995-10-18
JP2771109B2 (ja) 1998-07-02
CN1111801A (zh) 1995-11-15
JPH07254515A (ja) 1995-10-03
DE69510852T2 (de) 1999-11-25

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070209