KR880006730A - 원형 및 타원형 단면을 갖는 권철심 - Google Patents
원형 및 타원형 단면을 갖는 권철심Info
- Publication number
- KR880006730A KR880006730A KR1019870013101A KR870013101A KR880006730A KR 880006730 A KR880006730 A KR 880006730A KR 1019870013101 A KR1019870013101 A KR 1019870013101A KR 870013101 A KR870013101 A KR 870013101A KR 880006730 A KR880006730 A KR 880006730A
- Authority
- KR
- South Korea
- Prior art keywords
- round
- section
- wire core
- oval cross
- oval
- Prior art date
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
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- 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
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- 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)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP277816 | 1986-11-22 | ||
JP61277816A JPS63132408A (ja) | 1986-11-22 | 1986-11-22 | 巻鉄心 |
JP61278712A JPH0666210B2 (ja) | 1986-11-25 | 1986-11-25 | 半円形断面巻鉄心用帯材の切抜き方法 |
JP278712 | 1986-11-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880006730A true KR880006730A (ko) | 1988-07-23 |
KR900006536B1 KR900006536B1 (ko) | 1990-09-07 |
Family
ID=26552576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019870013101A KR900006536B1 (ko) | 1986-11-22 | 1987-11-20 | 원형 및 타원형 단면을 갖는 권철심 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4848684A (ko) |
EP (1) | EP0269347B1 (ko) |
KR (1) | KR900006536B1 (ko) |
DE (1) | DE3783731T2 (ko) |
HK (1) | HK63693A (ko) |
SG (1) | SG49993G (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5188305A (en) * | 1988-09-27 | 1993-02-23 | Kitamura Kiden Co., Ltd. | Apparatus for cutting winding strips for use in a wound core |
JPH0289304A (ja) * | 1988-09-27 | 1990-03-29 | Kitamura Kiden Kk | 巻鉄心用帯材の切抜方法 |
GB9112435D0 (en) * | 1991-06-10 | 1991-07-31 | Gec Alsthom Ltd | Distribution transformers |
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 |
US5604467A (en) * | 1993-02-11 | 1997-02-18 | Benchmarg Microelectronics | Temperature compensated current source operable to drive a current controlled oscillator |
JP2771109B2 (ja) * | 1994-03-16 | 1998-07-02 | 北村機電株式会社 | 巻鉄心 |
ES2122426T3 (es) | 1994-12-06 | 1998-12-16 | Denso Corp | Bobina de encendido para un motor de combustion interna. |
JPH09186029A (ja) * | 1995-12-27 | 1997-07-15 | Aisan Ind Co Ltd | 内燃機関用点火コイル |
DE19629930A1 (de) * | 1996-07-24 | 1998-02-05 | Siemens Ag | Kern eines Transformators mit geschichteten Blechen sowie eine Vorrichtung und ein Verfahren zur Herstellung der Bleche |
AU6052498A (en) * | 1997-02-03 | 1998-08-25 | University Of Utah Research Foundation | Vialess integrated inductive elements for electromagnetic applications |
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 |
JP4247314B2 (ja) * | 2000-12-25 | 2009-04-02 | Smc株式会社 | 電磁弁用ソレノイド |
EP1348222A2 (en) * | 2000-12-29 | 2003-10-01 | ABB Technology AG | Method of manufacturing a stacked core for a magnetic induction device |
US20060027269A1 (en) * | 2004-08-06 | 2006-02-09 | Neff Robert H | Rapid response solenoid for electromagnetic operated valve |
US9721716B1 (en) | 2010-02-26 | 2017-08-01 | Universal Lighting Technologies, Inc. | Magnetic component having a core structure with curved openings |
US8209850B2 (en) * | 2010-03-25 | 2012-07-03 | Tempel Steel Company | Method for manufacturing pencil cores |
WO2013058808A2 (en) * | 2011-10-19 | 2013-04-25 | Earhart Keith D | Wound transformer core and method of manufacture |
US9824818B2 (en) | 2011-10-19 | 2017-11-21 | Keith D. Earhart | Method of manufacturing wound transformer core |
TW201501148A (zh) * | 2013-06-28 | 2015-01-01 | Delta Electronics Inc | 磁芯及其適用之磁性元件 |
CN106783058A (zh) * | 2016-12-29 | 2017-05-31 | 山东驰翔电气有限公司 | 一种单相变压器器身结构 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1421899A (en) * | 1922-07-04 | Transformer | ||
US2220732A (en) * | 1938-01-25 | 1940-11-05 | Gen Electric | Transformer core and method of making the same |
US2282854A (en) * | 1939-09-28 | 1942-05-12 | Gen Electric | Stationary induction appartus |
US2655717A (en) * | 1947-03-24 | 1953-10-20 | Ulysses S Dunn | Method of forming wound magnetic cores |
GB692845A (en) * | 1950-10-21 | 1953-06-17 | Asea Ab | Method for producing wound magnetic cores having approximately circular cross-section |
FR1107583A (fr) * | 1954-06-18 | 1956-01-03 | Cem Comp Electro Mec | Procédé de fabrication de circuits magnétiques à tôles enroulées |
US3066388A (en) * | 1957-07-29 | 1962-12-04 | Moloney Electric Company | Methods for making magnetic cores |
US3201734A (en) * | 1960-08-03 | 1965-08-17 | Fed Pacific Electric Co | Transformer core and winding |
US3465273A (en) * | 1967-12-14 | 1969-09-02 | Hunterdon Transformer Co | Toroidal inductor |
US3464041A (en) * | 1968-03-06 | 1969-08-26 | Allis Chalmers Mfg Co | Electrical transformer having leakage flux shield |
JPS5527614A (en) * | 1978-08-18 | 1980-02-27 | Toshiba Corp | Winding iron core for transformer and manufacturing method |
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 |
JPS58818A (ja) * | 1981-06-25 | 1983-01-06 | 日立プラント建設株式会社 | 籾殻貯留倉庫 |
BE899193A (nl) * | 1984-03-20 | 1984-07-16 | Pauwels Trafo Belgium | Magnetische kern. |
US4600911A (en) * | 1984-03-20 | 1986-07-15 | Pauwels-Trafo Belgium N.V. | Elliptically shaped magnetic core |
JP3003813B2 (ja) * | 1991-05-29 | 2000-01-31 | シーアイ化成株式会社 | 防曇性塗膜形成用組成物及びこれを用いた農業用防曇性塩化ビニル系樹脂フイルム |
JPH0628375A (ja) * | 1992-07-07 | 1994-02-04 | Nec Corp | 物流業向け明細書作成方式 |
-
1987
- 1987-11-17 EP EP87310122A patent/EP0269347B1/en not_active Expired - Lifetime
- 1987-11-17 DE DE8787310122T patent/DE3783731T2/de not_active Expired - Fee Related
- 1987-11-17 US US07/121,614 patent/US4848684A/en not_active Expired - Lifetime
- 1987-11-20 KR KR1019870013101A patent/KR900006536B1/ko not_active IP Right Cessation
-
1993
- 1993-04-17 SG SG49993A patent/SG49993G/en unknown
- 1993-07-01 HK HK636/93A patent/HK63693A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR900006536B1 (ko) | 1990-09-07 |
DE3783731T2 (de) | 1993-05-13 |
EP0269347A2 (en) | 1988-06-01 |
HK63693A (en) | 1993-07-09 |
EP0269347A3 (en) | 1989-07-26 |
US4848684A (en) | 1989-07-18 |
EP0269347B1 (en) | 1993-01-20 |
DE3783731D1 (de) | 1993-03-04 |
SG49993G (en) | 1993-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20050805 Year of fee payment: 16 |
|
LAPS | Lapse due to unpaid annual fee |