GB2146492B - Controllable transformer - Google Patents
Controllable transformerInfo
- Publication number
- GB2146492B GB2146492B GB08418055A GB8418055A GB2146492B GB 2146492 B GB2146492 B GB 2146492B GB 08418055 A GB08418055 A GB 08418055A GB 8418055 A GB8418055 A GB 8418055A GB 2146492 B GB2146492 B GB 2146492B
- Authority
- GB
- United Kingdom
- Prior art keywords
- controllable transformer
- controllable
- transformer
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
- Electromagnets (AREA)
- Coils Of Transformers For General Uses (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Coils Or Transformers For Communication (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3325440 | 1983-07-14 | ||
DE3347800 | 1983-09-15 | ||
DE3423160A DE3423160C2 (en) | 1983-07-14 | 1984-06-22 | Controllable, voltage converting electrical machine |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8418055D0 GB8418055D0 (en) | 1984-08-22 |
GB2146492A GB2146492A (en) | 1985-04-17 |
GB2146492B true GB2146492B (en) | 1988-05-05 |
Family
ID=27191134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08418055A Expired GB2146492B (en) | 1983-07-14 | 1984-07-16 | Controllable transformer |
Country Status (7)
Country | Link |
---|---|
CH (1) | CH668499A5 (en) |
DE (1) | DE3423160C2 (en) |
FR (1) | FR2549312B1 (en) |
GB (1) | GB2146492B (en) |
IT (1) | IT1175578B (en) |
NL (1) | NL8402230A (en) |
SE (1) | SE8403689L (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT403260B (en) * | 1995-04-28 | 1997-12-29 | Fronius Schweissmasch | TRANSMITTER, IN PARTICULAR FOR A WELDING DEVICE |
GB2435964B (en) * | 2006-03-10 | 2010-02-24 | Commergy Technologies Ltd | A transformer for multi-output power supplies |
EP2005452B1 (en) | 2006-03-10 | 2017-09-27 | Commergy Technologies Limited | A transformer for multi-output power supplies |
EP4102523A1 (en) * | 2021-06-08 | 2022-12-14 | Katholieke Universiteit Leuven, KU Leuven R&D | Variable transformer |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE421778A (en) * | 1936-05-30 | |||
GB716114A (en) * | 1950-11-30 | 1954-09-29 | Delapena & Son Ltd | Improvements in or relating to high-frequency electric induction heating systems |
US3171092A (en) * | 1958-08-26 | 1965-02-23 | Mid States Welder Mfg Co | Adjustable constant-current welding transformer |
GB1074702A (en) * | 1964-02-07 | 1967-07-05 | Ass Elect Ind | Improvements relating to controlled transformers |
JPS6013288B2 (en) * | 1979-04-20 | 1985-04-06 | ソニー株式会社 | Trance |
GB2132821A (en) * | 1982-12-24 | 1984-07-11 | Ml Eng Plymouth | Saturable transformer |
-
1984
- 1984-06-22 DE DE3423160A patent/DE3423160C2/en not_active Expired - Fee Related
- 1984-07-12 SE SE8403689A patent/SE8403689L/en not_active Application Discontinuation
- 1984-07-12 FR FR8411077A patent/FR2549312B1/fr not_active Expired
- 1984-07-12 CH CH3400/84A patent/CH668499A5/en not_active IP Right Cessation
- 1984-07-13 IT IT21891/84A patent/IT1175578B/en active
- 1984-07-13 NL NL8402230A patent/NL8402230A/en not_active Application Discontinuation
- 1984-07-16 GB GB08418055A patent/GB2146492B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE8403689D0 (en) | 1984-07-12 |
GB2146492A (en) | 1985-04-17 |
FR2549312B1 (en) | 1987-06-26 |
SE8403689L (en) | 1985-02-14 |
IT8421891A0 (en) | 1984-07-13 |
CH668499A5 (en) | 1988-12-30 |
NL8402230A (en) | 1985-02-01 |
FR2549312A1 (en) | 1985-01-18 |
IT1175578B (en) | 1987-07-01 |
GB8418055D0 (en) | 1984-08-22 |
DE3423160A1 (en) | 1985-01-24 |
DE3423160C2 (en) | 1993-11-25 |
IT8421891A1 (en) | 1986-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |