FR2549312B1 - - Google Patents
Info
- Publication number
- FR2549312B1 FR2549312B1 FR8411077A FR8411077A FR2549312B1 FR 2549312 B1 FR2549312 B1 FR 2549312B1 FR 8411077 A FR8411077 A FR 8411077A FR 8411077 A FR8411077 A FR 8411077A FR 2549312 B1 FR2549312 B1 FR 2549312B1
- Authority
- FR
- France
- 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)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Dc-Dc Converters (AREA)
- Coils Or Transformers For Communication (AREA)
- Coils Of Transformers For General Uses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3325440 | 1983-07-14 | ||
| DE3347800 | 1983-09-15 | ||
| DE3423160A DE3423160C2 (de) | 1983-07-14 | 1984-06-22 | Steuerbare, Spannung wandelnde elektrische Maschine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2549312A1 FR2549312A1 (https=) | 1985-01-18 |
| FR2549312B1 true FR2549312B1 (https=) | 1987-06-26 |
Family
ID=27191134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8411077A Expired FR2549312B1 (https=) | 1983-07-14 | 1984-07-12 |
Country Status (7)
| Country | Link |
|---|---|
| CH (1) | CH668499A5 (https=) |
| DE (1) | DE3423160C2 (https=) |
| FR (1) | FR2549312B1 (https=) |
| GB (1) | GB2146492B (https=) |
| IT (1) | IT1175578B (https=) |
| NL (1) | NL8402230A (https=) |
| SE (1) | SE8403689L (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT403260B (de) * | 1995-04-28 | 1997-12-29 | Fronius Schweissmasch | Übertrager, insbesondere für eine schweissvorrichtung |
| GB2435964B (en) * | 2006-03-10 | 2010-02-24 | Commergy Technologies Ltd | A transformer for multi-output power supplies |
| US8305183B2 (en) | 2006-03-10 | 2012-11-06 | Texas Instruments (Cork) Limited | 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 (https=) * | 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 (ja) * | 1979-04-20 | 1985-04-06 | ソニー株式会社 | トランス |
| GB2132821A (en) * | 1982-12-24 | 1984-07-11 | Ml Eng Plymouth | Saturable transformer |
-
1984
- 1984-06-22 DE DE3423160A patent/DE3423160C2/de not_active Expired - Fee Related
- 1984-07-12 FR FR8411077A patent/FR2549312B1/fr not_active Expired
- 1984-07-12 CH CH3400/84A patent/CH668499A5/de not_active IP Right Cessation
- 1984-07-12 SE SE8403689A patent/SE8403689L/ not_active Application Discontinuation
- 1984-07-13 IT IT21891/84A patent/IT1175578B/it active
- 1984-07-13 NL NL8402230A patent/NL8402230A/nl not_active Application Discontinuation
- 1984-07-16 GB GB08418055A patent/GB2146492B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2146492A (en) | 1985-04-17 |
| DE3423160A1 (de) | 1985-01-24 |
| IT8421891A0 (it) | 1984-07-13 |
| SE8403689D0 (sv) | 1984-07-12 |
| SE8403689L (sv) | 1985-02-14 |
| GB8418055D0 (en) | 1984-08-22 |
| DE3423160C2 (de) | 1993-11-25 |
| FR2549312A1 (https=) | 1985-01-18 |
| CH668499A5 (de) | 1988-12-30 |
| IT1175578B (it) | 1987-07-01 |
| GB2146492B (en) | 1988-05-05 |
| IT8421891A1 (it) | 1986-01-13 |
| NL8402230A (nl) | 1985-02-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |