AU757893B2 - Transformer core - Google Patents

Transformer core Download PDF

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Publication number
AU757893B2
AU757893B2 AU60149/99A AU6014999A AU757893B2 AU 757893 B2 AU757893 B2 AU 757893B2 AU 60149/99 A AU60149/99 A AU 60149/99A AU 6014999 A AU6014999 A AU 6014999A AU 757893 B2 AU757893 B2 AU 757893B2
Authority
AU
Australia
Prior art keywords
ring
cross
rings
section
degrees
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
AU60149/99A
Other languages
English (en)
Other versions
AU6014999A (en
Inventor
Lennart Hoglund
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22517669&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU757893(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of AU6014999A publication Critical patent/AU6014999A/en
Application granted granted Critical
Publication of AU757893B2 publication Critical patent/AU757893B2/en
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
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/04—Cores, Yokes, or armatures 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
    • H01F27/25—Magnetic cores made from strips or ribbons
AU60149/99A 1998-09-02 1999-09-02 Transformer core Ceased AU757893B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14650198A 1998-09-02 1998-09-02
US09/146501 1998-09-02
PCT/SE1999/001518 WO2000014753A1 (en) 1998-09-02 1999-09-02 Transformer core

Publications (2)

Publication Number Publication Date
AU6014999A AU6014999A (en) 2000-03-27
AU757893B2 true AU757893B2 (en) 2003-03-13

Family

ID=22517669

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60149/99A Ceased AU757893B2 (en) 1998-09-02 1999-09-02 Transformer core

Country Status (27)

Country Link
EP (1) EP1110227B1 (no)
JP (1) JP4514954B2 (no)
KR (1) KR100613751B1 (no)
CN (1) CN1178234C (no)
AP (1) AP1302A (no)
AT (1) ATE462191T1 (no)
AU (1) AU757893B2 (no)
BG (1) BG64573B1 (no)
BR (1) BR9913661A (no)
CA (1) CA2342331C (no)
CZ (1) CZ297230B6 (no)
DE (1) DE69942179D1 (no)
EA (1) EA004162B1 (no)
EE (1) EE04406B1 (no)
HK (1) HK1039827A1 (no)
HR (1) HRP20010153B1 (no)
HU (1) HU225832B1 (no)
ID (1) ID29340A (no)
IL (2) IL141670A0 (no)
NO (1) NO320985B1 (no)
OA (1) OA11907A (no)
PL (1) PL193118B1 (no)
RS (1) RS49920B (no)
TR (1) TR200101259T2 (no)
UA (1) UA54619C2 (no)
WO (1) WO2000014753A1 (no)
ZA (1) ZA200101707B (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE465501T1 (de) † 2000-03-02 2010-05-15 Lennart Hoeglund Transformatorkern
CN1921036B (zh) * 2005-08-26 2010-11-03 张明德 一种增轭式立体/平面卷铁芯
CN102314997A (zh) * 2011-05-27 2012-01-11 广东海鸿变压器有限公司 非晶合金立体卷铁心
CN103050235B (zh) * 2012-09-05 2016-12-21 马志刚 内冷式变压器卷铁芯
WO2014133423A1 (en) * 2013-02-26 2014-09-04 Lennart Höglund Transferring machine and three phase transformer core built with transferring machine
CN104319078B (zh) * 2014-10-11 2016-11-02 海鸿电气有限公司 一种110kV及以上电压等级立体卷铁心变压器及其绕制工艺
US11158449B2 (en) 2015-03-12 2021-10-26 Guglielmo MONTAGNANI Method and device for manufacturing transformers with a core made of amorphous material, and transformer thus produced
EP3467851A1 (en) 2017-10-04 2019-04-10 Transformer Cage Core AB Transformer core with reduced building factor
KR102385304B1 (ko) * 2022-02-17 2022-04-12 주식회사 케이피일렉트릭 변압기 철심

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2333464A (en) * 1940-11-29 1943-11-02 Gen Electric Stepped outline wound core
US2544871A (en) * 1947-04-24 1951-03-13 Mcgraw Electric Co Three-phase transformer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US523572A (en) * 1894-07-24 Electrical converter
SE163797C1 (no) *
US2431155A (en) * 1943-08-20 1947-11-18 Line Material Co Three-phase transformer and method of making the same
US2401952A (en) * 1943-09-10 1946-06-11 Line Material Co Three-phase transformer
US2400184A (en) * 1943-11-29 1946-05-14 Line Material Co Electromagnetic device
US2498747A (en) * 1944-09-20 1950-02-28 Mcgraw Electric Co Electromagnetic device and method of making the same
US2458112A (en) * 1947-01-20 1949-01-04 Line Material Co Three-phase transformer construction
AR204449A1 (es) * 1974-10-07 1976-02-06 Ingenieria Electrica Ind Sa Circuito magnetico para transformadores electricos trifascos
JPS5463320A (en) * 1977-10-31 1979-05-22 Tokushu Denki Kk Threeephase deformation wounddcore
US4557039A (en) * 1979-10-19 1985-12-10 Susan V. Manderson Method of manufacturing transformer cores
JPS57106103A (en) * 1980-12-15 1982-07-01 Mo Puroizuuodosutouennoe Obied Ferromagnetic core

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2333464A (en) * 1940-11-29 1943-11-02 Gen Electric Stepped outline wound core
US2544871A (en) * 1947-04-24 1951-03-13 Mcgraw Electric Co Three-phase transformer

Also Published As

Publication number Publication date
ATE462191T1 (de) 2010-04-15
JP2002524866A (ja) 2002-08-06
EP1110227B1 (en) 2010-03-24
CN1178234C (zh) 2004-12-01
NO320985B1 (no) 2006-02-20
CZ2001786A3 (cs) 2001-09-12
HK1039827A1 (en) 2002-05-10
KR100613751B1 (ko) 2006-08-23
RS49920B (sr) 2008-09-29
AU6014999A (en) 2000-03-27
IL141670A (en) 2007-10-31
KR20010085754A (ko) 2001-09-07
CA2342331A1 (en) 2000-03-16
HU225832B1 (hu) 2007-10-29
HUP0104069A3 (en) 2003-02-28
CA2342331C (en) 2010-04-13
IL141670A0 (en) 2002-03-10
EA004162B1 (ru) 2004-02-26
ZA200101707B (en) 2002-05-28
EE200100137A (et) 2002-06-17
AP1302A (en) 2004-09-09
HUP0104069A2 (hu) 2002-03-28
EA200100260A1 (ru) 2001-10-22
YU17101A (sh) 2002-12-10
PL346275A1 (en) 2002-01-28
OA11907A (en) 2006-04-10
HRP20010153B1 (en) 2011-11-30
BG64573B1 (bg) 2005-07-29
TR200101259T2 (tr) 2001-08-21
EP1110227A1 (en) 2001-06-27
DE69942179D1 (de) 2010-05-06
CZ297230B6 (cs) 2006-10-11
BR9913661A (pt) 2001-06-05
WO2000014753A1 (en) 2000-03-16
HRP20010153A2 (en) 2002-04-30
AP2001002081A0 (en) 2001-03-31
BG105300A (en) 2001-10-31
PL193118B1 (pl) 2007-01-31
ID29340A (id) 2001-08-23
NO20011043L (no) 2001-02-28
NO20011043D0 (no) 2001-02-28
CN1317144A (zh) 2001-10-10
UA54619C2 (uk) 2003-03-17
EE04406B1 (et) 2004-12-15
JP4514954B2 (ja) 2010-07-28

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FGA Letters patent sealed or granted (standard patent)