TW200603186A - Fabrication method of coil embedded dust core - Google Patents
Fabrication method of coil embedded dust coreInfo
- Publication number
- TW200603186A TW200603186A TW093120594A TW93120594A TW200603186A TW 200603186 A TW200603186 A TW 200603186A TW 093120594 A TW093120594 A TW 093120594A TW 93120594 A TW93120594 A TW 93120594A TW 200603186 A TW200603186 A TW 200603186A
- Authority
- TW
- Taiwan
- Prior art keywords
- dust core
- embedded dust
- coil embedded
- fabrication method
- coil
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 6
- 239000000428 dust Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000011258 core-shell material Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
- B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
- B29C2043/3618—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices plurality of counteracting elements
-
- 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
- H01F2017/048—Fixed inductances of the signal type with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
-
- 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
-
- 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
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
-
- 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
- Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Manufacture Of Motors, Generators (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW093120594A TWI277987B (en) | 2004-07-09 | 2004-07-09 | Fabrication method of coil embedded dust core |
US11/174,613 US7412766B2 (en) | 2004-07-09 | 2005-07-06 | Method of fabricating coil-embedded inductor |
JP2005200099A JP2006024947A (ja) | 2004-07-09 | 2005-07-08 | コイル埋め込み型インダクタの製造方法 |
US12/176,611 US7836578B2 (en) | 2004-07-09 | 2008-07-21 | Method of fabricating coil-embedded inductor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW093120594A TWI277987B (en) | 2004-07-09 | 2004-07-09 | Fabrication method of coil embedded dust core |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200603186A true TW200603186A (en) | 2006-01-16 |
TWI277987B TWI277987B (en) | 2007-04-01 |
Family
ID=35541907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW093120594A TWI277987B (en) | 2004-07-09 | 2004-07-09 | Fabrication method of coil embedded dust core |
Country Status (3)
Country | Link |
---|---|
US (1) | US7412766B2 (zh) |
JP (1) | JP2006024947A (zh) |
TW (1) | TWI277987B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7836578B2 (en) * | 2004-07-09 | 2010-11-23 | Delta Electronics, Inc. | Method of fabricating coil-embedded inductor |
US20070229678A1 (en) * | 2006-03-31 | 2007-10-04 | Ricoh Company, Ltd. | Camera for generating and sharing media keys |
US20080036566A1 (en) * | 2006-08-09 | 2008-02-14 | Andrzej Klesyk | Electronic Component And Methods Relating To Same |
US7915987B2 (en) * | 2007-10-19 | 2011-03-29 | Apple Inc. | Acoustic noise reduction in power supply inductors |
US20100039197A1 (en) * | 2008-08-12 | 2010-02-18 | Chang-Mao Cheng | Inductor structure |
JP2014130879A (ja) * | 2012-12-28 | 2014-07-10 | Panasonic Corp | コイル埋設型磁性素子の製造方法 |
CA163385S (en) * | 2015-01-21 | 2016-05-24 | Nat Inst Of Advanced Ind Scien | Molded coil |
DE112017002220T5 (de) * | 2016-04-27 | 2019-04-11 | Panasonic Intellectual Property Management Co., Ltd. | lnduktorkomponente und Verfahren zum Herstellen von dieser |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3399366B2 (ja) * | 1998-06-05 | 2003-04-21 | 株式会社村田製作所 | インダクタの製造方法 |
JP3670575B2 (ja) | 2000-01-12 | 2005-07-13 | Tdk株式会社 | コイル封入圧粉コアの製造方法およびコイル封入圧粉コア |
US20020002771A1 (en) * | 2000-02-21 | 2002-01-10 | Compeq Manufacturing Company Limited | Method for making a planar inductor/transformer in a laminated printed circuit board |
JP2003229311A (ja) | 2002-01-31 | 2003-08-15 | Tdk Corp | コイル封入圧粉磁芯およびその製造方法、コイルおよびその製造方法 |
-
2004
- 2004-07-09 TW TW093120594A patent/TWI277987B/zh not_active IP Right Cessation
-
2005
- 2005-07-06 US US11/174,613 patent/US7412766B2/en not_active Expired - Fee Related
- 2005-07-08 JP JP2005200099A patent/JP2006024947A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US7412766B2 (en) | 2008-08-19 |
JP2006024947A (ja) | 2006-01-26 |
US20060009000A1 (en) | 2006-01-12 |
TWI277987B (en) | 2007-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |