JPS5232051B2 - - Google Patents
Info
- Publication number
- JPS5232051B2 JPS5232051B2 JP47082204A JP8220472A JPS5232051B2 JP S5232051 B2 JPS5232051 B2 JP S5232051B2 JP 47082204 A JP47082204 A JP 47082204A JP 8220472 A JP8220472 A JP 8220472A JP S5232051 B2 JPS5232051 B2 JP S5232051B2
- Authority
- JP
- Japan
- 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
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
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17284971A | 1971-08-18 | 1971-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4839926A JPS4839926A (https=) | 1973-06-12 |
| JPS5232051B2 true JPS5232051B2 (https=) | 1977-08-19 |
Family
ID=22629486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47082204A Expired JPS5232051B2 (https=) | 1971-08-18 | 1972-08-18 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3743991A (https=) |
| JP (1) | JPS5232051B2 (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54119548U (https=) * | 1978-02-08 | 1979-08-21 | ||
| JPS5585690U (https=) * | 1978-12-11 | 1980-06-13 | ||
| JPS61163652U (https=) * | 1985-03-29 | 1986-10-09 |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3895336A (en) * | 1974-06-24 | 1975-07-15 | Gen Electric | Transformer core with composite offset V-miter and step joint |
| JPS5268922A (en) * | 1975-12-05 | 1977-06-08 | Hitachi Ltd | Single-phase tripod iron core of transformer |
| US4201966A (en) * | 1979-01-04 | 1980-05-06 | Westinghouse Electric Corp. | Magnetic core structure |
| US4283842A (en) * | 1979-01-04 | 1981-08-18 | Westinghouse Electric Corp. | Method of making an electrical inductive apparatus |
| US4200854A (en) * | 1979-01-04 | 1980-04-29 | Westinghouse Electric Corp. | Core with step-lap joints |
| US5777537A (en) * | 1996-05-08 | 1998-07-07 | Espey Mfg. & Electronics Corp. | Quiet magnetic structures such as power transformers and reactors |
| US6218927B1 (en) | 1999-02-17 | 2001-04-17 | Abb Power T&D Company Inc. | Stacked magnetic transformer core with center leg curvilinear S-joints |
| US7256677B2 (en) * | 2005-03-30 | 2007-08-14 | Abb Technology Ag | Transformer having a stacked core with a cruciform leg and a method of making the same |
| EA011997B1 (ru) * | 2007-12-26 | 2009-06-30 | Производственное Республиканское Унитарное Предприятие "Минский Электротехнический Завод Имени В.И. Козлова" | Шихтованный магнитопровод индукционного аппарата и способ его изготовления |
| US8212645B2 (en) * | 2008-04-10 | 2012-07-03 | Siemens Aktiengesellschaft | Method for producing a transformer core and a transformer core |
| US9576709B2 (en) | 2010-04-22 | 2017-02-21 | Abb Schweiz Ag | Transformer having a stacked core |
| WO2013012506A1 (en) * | 2011-07-15 | 2013-01-24 | Abb Technology Ag | Variable angle scrapless transformer core central leg |
| CN103227034A (zh) * | 2013-04-12 | 2013-07-31 | 苏州腾冉电气设备有限公司 | 一种横卧倒挂三相变压器 |
| EP3567612B1 (en) * | 2018-05-11 | 2021-01-27 | ABB Power Grids Switzerland AG | Magnetic core for an electromagnetic induction device, an electromagnetic induction device comprising the same, and a method of manufacturing a magnetic core |
| JP2020009910A (ja) * | 2018-07-09 | 2020-01-16 | 東芝産業機器システム株式会社 | 静止誘導機器用積層鉄心及びその製造方法並びに静止誘導機器 |
| JP7092643B2 (ja) * | 2018-11-01 | 2022-06-28 | 東芝産業機器システム株式会社 | 静止誘導機器用積層鉄心 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US577480A (en) * | 1897-02-23 | Electric transformer | ||
| CA663188A (en) * | 1963-05-14 | Allis-Chalmers Manufacturing Company | Mitered core construction | |
| US1406245A (en) * | 1916-02-03 | 1922-02-14 | Chester H Thordarson | Laminated magnetic circuit structure for transformers |
| US3153215A (en) * | 1958-10-15 | 1964-10-13 | Westinghouse Electric Corp | Magnetic core structure |
| CH387781A (de) * | 1961-04-14 | 1965-02-15 | Bbc Brown Boveri & Cie | Magnetkern |
| US3214718A (en) * | 1962-12-04 | 1965-10-26 | Gen Electric | Magnetic core |
| US3504318A (en) * | 1969-05-07 | 1970-03-31 | Westinghouse Electric Corp | Three-phase transformer with four legged magnetic core |
-
1971
- 1971-08-18 US US00172849A patent/US3743991A/en not_active Expired - Lifetime
-
1972
- 1972-08-18 JP JP47082204A patent/JPS5232051B2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54119548U (https=) * | 1978-02-08 | 1979-08-21 | ||
| JPS5585690U (https=) * | 1978-12-11 | 1980-06-13 | ||
| JPS61163652U (https=) * | 1985-03-29 | 1986-10-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4839926A (https=) | 1973-06-12 |
| US3743991A (en) | 1973-07-03 |