BE748744A - ELECTRIC TRANSFORMER - Google Patents
ELECTRIC TRANSFORMERInfo
- Publication number
- BE748744A BE748744A BE748744DA BE748744A BE 748744 A BE748744 A BE 748744A BE 748744D A BE748744D A BE 748744DA BE 748744 A BE748744 A BE 748744A
- Authority
- BE
- Belgium
- Prior art keywords
- electric transformer
- transformer
- electric
- 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
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
-
- 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
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Regulation Of General Use Transformers (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81463369A | 1969-04-09 | 1969-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE748744A true BE748744A (en) | 1970-09-16 |
Family
ID=25215593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE748744D BE748744A (en) | 1969-04-09 | 1970-04-09 | ELECTRIC TRANSFORMER |
Country Status (4)
Country | Link |
---|---|
US (1) | US3538472A (en) |
BE (1) | BE748744A (en) |
ES (1) | ES377264A1 (en) |
FR (1) | FR2041148B1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2266273B1 (en) * | 1974-03-29 | 1976-12-17 | Jeumont Schneider | |
FR2419573A1 (en) * | 1978-03-09 | 1979-10-05 | Jeumont Schneider | IMPROVEMENT IN THE TIGHTENING FLANGES OF A MAGNETIC CORE OF A POWER TRANSFORMER |
DE3104270A1 (en) * | 1981-02-07 | 1982-09-02 | Vacuumschmelze Gmbh, 6450 Hanau | RADIO INTERFERENCE ARRANGEMENT AND PRODUCTION METHOD |
US4656452A (en) * | 1985-11-08 | 1987-04-07 | Rte Corporation | Transformer telephone influence tractor core shunt |
ATE328468T1 (en) * | 2001-03-13 | 2006-06-15 | Schulz Uwe Emv Tech | MAGNETIC FIELD SHIELDING |
US20100245015A1 (en) * | 2009-03-31 | 2010-09-30 | Shang S R | Hot-forming fabrication method and product of magnetic component |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1610867A (en) * | 1923-09-18 | 1926-12-14 | Gen Electric | Transformer |
US1763150A (en) * | 1927-07-15 | 1930-06-10 | Westinghouse Electric & Mfg Co | Reactor system |
US2370045A (en) * | 1942-10-22 | 1945-02-20 | Westinghouse Electric & Mfg Co | Shielding transformer structures |
GB695700A (en) * | 1951-09-06 | 1953-08-12 | Westinghouse Electric Int Co | Improvements in or relating to bonded magnetic cores and processes for producing them |
DE961190C (en) * | 1954-08-19 | 1957-04-04 | Westinghouse Electric Corp | Transformer with laminated iron core supporting the windings and additional laminated auxiliary cores |
FR1356806A (en) * | 1963-05-17 | 1964-03-27 | Frako Kondensator Apparate | Magnetic core in wound tape, in particular for transformers and method for manufacturing such a core |
US3281745A (en) * | 1963-09-10 | 1966-10-25 | Westinghouse Electric Corp | Corona and magnetic shielding structure for electrical transformers |
GB1115862A (en) * | 1964-03-04 | 1968-05-29 | English Electric Co Ltd | Improvements in or relating to inductive apparatus |
FR1409412A (en) * | 1964-07-16 | 1965-08-27 | Comp Generale Electricite | Improvements to the reactance coils |
FR1459024A (en) * | 1964-08-10 | 1966-04-29 | Assembly of transformers | |
US3464041A (en) * | 1968-03-06 | 1969-08-26 | Allis Chalmers Mfg Co | Electrical transformer having leakage flux shield |
-
1969
- 1969-04-09 US US814633A patent/US3538472A/en not_active Expired - Lifetime
-
1970
- 1970-03-07 ES ES377264A patent/ES377264A1/en not_active Expired
- 1970-04-08 FR FR7012704A patent/FR2041148B1/fr not_active Expired
- 1970-04-09 BE BE748744D patent/BE748744A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES377264A1 (en) | 1972-06-01 |
US3538472A (en) | 1970-11-03 |
FR2041148A1 (en) | 1971-01-29 |
FR2041148B1 (en) | 1973-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: WESTINGHOUSE ELECTRIC CORP. Effective date: 19890430 |