DE60208523D1 - Spulenbauteil und verfahren zu seiner herstellung - Google Patents

Spulenbauteil und verfahren zu seiner herstellung

Info

Publication number
DE60208523D1
DE60208523D1 DE60208523T DE60208523T DE60208523D1 DE 60208523 D1 DE60208523 D1 DE 60208523D1 DE 60208523 T DE60208523 T DE 60208523T DE 60208523 T DE60208523 T DE 60208523T DE 60208523 D1 DE60208523 D1 DE 60208523D1
Authority
DE
Germany
Prior art keywords
production
coil component
coil
component
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
DE60208523T
Other languages
English (en)
Other versions
DE60208523T2 (de
Inventor
Toshiyuki Nakata
Tsunetsugu Imanishi
Hiroyuki Hamamoto
Hidetoshi Hiwatashi
Tomokazu Kitagawa
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP2001051803A external-priority patent/JP3612028B2/ja
Priority claimed from JP2002012515A external-priority patent/JP3654251B2/ja
Priority claimed from JP2002015051A external-priority patent/JP3654254B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60208523D1 publication Critical patent/DE60208523D1/de
Publication of DE60208523T2 publication Critical patent/DE60208523T2/de
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
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/043—Fixed inductances of the signal type  with magnetic core with two, usually identical or nearly identical parts enclosing completely the coil (pot cores)
    • 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
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • 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
    • H01F27/263—Fastening parts of the core together
    • 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
    • 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
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/045—Fixed inductances of the signal type  with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
    • H01F2017/046—Fixed inductances of the signal type  with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
    • 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
    • H01F27/02—Casings
    • H01F27/027—Casings specially adapted for combination of signal type inductors or transformers with electronic circuits, e.g. mounting on printed circuit boards
    • 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
    • H01F27/2847—Sheets; Strips
    • 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
    • H01F27/2847—Sheets; Strips
    • H01F27/2852—Construction of conductive connections, of leads
    • 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
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H01F27/292—Surface mounted devices
    • 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
    • H01F41/005—Impregnating or encapsulating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
DE60208523T 2001-02-27 2002-02-26 Spulenbauteil und verfahren zu seiner herstellung Expired - Lifetime DE60208523T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2001051803 2001-02-27
JP2001051803A JP3612028B2 (ja) 2001-02-27 2001-02-27 コイル部品の製造方法
JP2002012515 2002-01-22
JP2002012515A JP3654251B2 (ja) 2002-01-22 2002-01-22 コイル部品
JP2002015051 2002-01-24
JP2002015051A JP3654254B2 (ja) 2002-01-24 2002-01-24 コイル部品の製造方法
PCT/JP2002/001736 WO2002069360A2 (en) 2001-02-27 2002-02-26 Coil component and method of manufacturing the same

Publications (2)

Publication Number Publication Date
DE60208523D1 true DE60208523D1 (de) 2006-03-30
DE60208523T2 DE60208523T2 (de) 2006-07-13

Family

ID=27346104

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60208523T Expired - Lifetime DE60208523T2 (de) 2001-02-27 2002-02-26 Spulenbauteil und verfahren zu seiner herstellung

Country Status (6)

Country Link
US (1) US7015783B2 (de)
EP (1) EP1356479B1 (de)
CN (1) CN1215494C (de)
DE (1) DE60208523T2 (de)
MY (1) MY128606A (de)
WO (1) WO2002069360A2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005210055A (ja) * 2003-12-22 2005-08-04 Taiyo Yuden Co Ltd 面実装コイル部品及びその製造方法
JP4436794B2 (ja) * 2004-11-16 2010-03-24 スミダコーポレーション株式会社 プレート部材、このプレート部材を用いた磁性素子および磁性素子の製造方法
JP4810167B2 (ja) * 2005-09-12 2011-11-09 スミダコーポレーション株式会社 インダクタ
TWI264740B (en) * 2005-12-08 2006-10-21 Delta Electronics Inc Embedded inductor and manufacturing method thereof
JP4279858B2 (ja) * 2006-07-26 2009-06-17 スミダコーポレーション株式会社 磁性素子
US20080036566A1 (en) * 2006-08-09 2008-02-14 Andrzej Klesyk Electronic Component And Methods Relating To Same
US8378777B2 (en) * 2008-07-29 2013-02-19 Cooper Technologies Company Magnetic electrical device
US20080258855A1 (en) * 2007-04-18 2008-10-23 Yang S J Transformer and manufacturing method thereof
TW201011787A (en) * 2008-09-08 2010-03-16 Trio Technology Co Ltd A method for fabricating a molding inductor structure and a molding inductor structure
JP4924689B2 (ja) * 2008-10-27 2012-04-25 日立金属株式会社 フェライト研削体、フェライト磁心、製造方法、研削方法及び装置
JP4714779B2 (ja) 2009-04-10 2011-06-29 東光株式会社 表面実装インダクタの製造方法とその表面実装インダクタ
US20100277267A1 (en) * 2009-05-04 2010-11-04 Robert James Bogert Magnetic components and methods of manufacturing the same
JP5649075B2 (ja) 2009-09-03 2015-01-07 パナソニックＩｐマネジメント株式会社 コイル部品
CN102568779B (zh) * 2010-12-13 2015-03-25 阿尔卑斯绿色器件株式会社 电感元件
US8789262B2 (en) * 2012-04-18 2014-07-29 Mag. Layers Scientific Technics Co., Ltd. Method for making surface mount inductor
JP6115057B2 (ja) * 2012-09-18 2017-04-19 Tdk株式会社 コイル部品
CN110085412B (zh) * 2014-09-11 2022-08-02 胜美达集团株式会社 线圈元件的制造方法以及线圈元件
CN106783056A (zh) * 2015-11-20 2017-05-31 特富特科技(深圳)有限公司 磁性元件、磁性元件安装机柜及制备磁性元件的方法
JP6256635B1 (ja) * 2017-01-16 2018-01-10 Tdk株式会社 インダクタ素子およびインダクタ素子の製造方法
JP6885092B2 (ja) * 2017-02-15 2021-06-09 スミダコーポレーション株式会社 コイル部品の製造方法
JP6891623B2 (ja) * 2017-05-02 2021-06-18 Tdk株式会社 インダクタ素子
JP7021459B2 (ja) 2017-05-02 2022-02-17 Tdk株式会社 インダクタ素子
JP6881379B2 (ja) * 2018-03-30 2021-06-02 株式会社豊田自動織機 車載用電動圧縮機
JP6784275B2 (ja) * 2018-04-03 2020-11-11 株式会社村田製作所 表面実装インダクタおよびその製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928975B2 (ja) * 1975-06-16 1984-07-17 松下電器産業株式会社 変成器
JPH0262011A (ja) * 1988-08-29 1990-03-01 Matsushita Electric Ind Co Ltd インダクタンス素子およびその製造方法
US4943793A (en) * 1988-12-27 1990-07-24 General Electric Company Dual-permeability core structure for use in high-frequency magnetic components
US5359313A (en) * 1991-12-10 1994-10-25 Toko, Inc. Step-up transformer
US5216402A (en) * 1992-01-22 1993-06-01 Hughes Aircraft Company Separable inductive coupler
JP3548904B2 (ja) * 1998-06-29 2004-08-04 ミネベア株式会社 磁気ヘッド
JP3318654B2 (ja) * 1998-09-04 2002-08-26 株式会社村田製作所 ビーズインダクタの製造方法及び製造装置
DE19901255A1 (de) * 1999-01-15 2000-07-20 Martin Schneider Verfahren zum Herstellen von Induktivitäten
TW497107B (en) * 2000-01-20 2002-08-01 Sumida Technologies Inc Inverter transformer
JP4684461B2 (ja) * 2000-04-28 2011-05-18 パナソニック株式会社 磁性素子の製造方法

Also Published As

Publication number Publication date
WO2002069360A3 (en) 2002-11-28
WO2002069360A2 (en) 2002-09-06
DE60208523T2 (de) 2006-07-13
EP1356479B1 (de) 2006-01-04
CN1215494C (zh) 2005-08-17
MY128606A (en) 2007-02-28
US7015783B2 (en) 2006-03-21
EP1356479A2 (de) 2003-10-29
CN1481561A (zh) 2004-03-10
US20040046626A1 (en) 2004-03-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8320 Willingness to grant licences declared (paragraph 23)