DE8904380U1 - - Google Patents
Info
- Publication number
- DE8904380U1 DE8904380U1 DE8904380U DE8904380U DE8904380U1 DE 8904380 U1 DE8904380 U1 DE 8904380U1 DE 8904380 U DE8904380 U DE 8904380U DE 8904380 U DE8904380 U DE 8904380U DE 8904380 U1 DE8904380 U1 DE 8904380U1
- Authority
- DE
- Germany
- 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
- H01F27/33—Arrangements for noise damping
-
- 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)
- Control Of High-Frequency Heating Circuits (AREA)
- Constitution Of High-Frequency Heating (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Electric Ovens (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8904380U DE8904380U1 (fr) | 1989-04-07 | 1989-04-07 | |
| ES19909000836U ES1013120Y (es) | 1989-04-07 | 1990-03-14 | Transformador de alta tension. |
| IT02088890U IT219424Z2 (it) | 1989-04-07 | 1990-03-23 | Trasformatore ad alta tensione |
| FR9004359A FR2646010B1 (fr) | 1989-04-07 | 1990-04-05 | Transformateur haute tension, en particulier pour appareils menagers |
| DD90339480A DD299096A5 (de) | 1989-04-07 | 1990-04-05 | Hochspannungstransformator |
| GB9007901A GB2230388B (en) | 1989-04-07 | 1990-04-06 | Noise reduction in an appliance with a high-voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8904380U DE8904380U1 (fr) | 1989-04-07 | 1989-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8904380U1 true DE8904380U1 (fr) | 1989-05-24 |
Family
ID=6838054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8904380U Expired DE8904380U1 (fr) | 1989-04-07 | 1989-04-07 |
Country Status (6)
| Country | Link |
|---|---|
| DD (1) | DD299096A5 (fr) |
| DE (1) | DE8904380U1 (fr) |
| ES (1) | ES1013120Y (fr) |
| FR (1) | FR2646010B1 (fr) |
| GB (1) | GB2230388B (fr) |
| IT (1) | IT219424Z2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040064131A (ko) | 2003-01-09 | 2004-07-16 | 삼성전자주식회사 | 전자렌지 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1141086A (en) * | 1966-09-19 | 1969-01-22 | Toko Inc | Improvements in or relating to high frequency transformers |
| CA1010979A (en) * | 1973-09-14 | 1977-05-24 | Ibm Canada Limited - Ibm Canada Limitee | Magnetic field shielding for acoustic noise control |
| US4373608A (en) * | 1979-12-20 | 1983-02-15 | General Electric Company | Tuned sound barriers |
| DE3126498C3 (de) * | 1981-07-04 | 1987-07-09 | Philips Patentverwaltung | Magnetische Abschirming für einen Übertrager |
| SE441793B (sv) * | 1981-09-16 | 1985-11-04 | Asea Ab | Transformatorkerna |
| DE3207606C2 (de) * | 1982-03-03 | 1984-10-18 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Abschirmvorrichtung mit Toleranzausgleich an einem Netztransformator |
| US4459576A (en) * | 1982-09-29 | 1984-07-10 | Westinghouse Electric Corp. | Toroidal transformer with electrostatic shield |
| CA1309752C (fr) * | 1987-05-14 | 1992-11-03 | Kimiaki Yamaguchi | Dispositif fixe d'induction |
-
1989
- 1989-04-07 DE DE8904380U patent/DE8904380U1/de not_active Expired
-
1990
- 1990-03-14 ES ES19909000836U patent/ES1013120Y/es not_active Expired - Lifetime
- 1990-03-23 IT IT02088890U patent/IT219424Z2/it active IP Right Grant
- 1990-04-05 FR FR9004359A patent/FR2646010B1/fr not_active Expired - Fee Related
- 1990-04-05 DD DD90339480A patent/DD299096A5/de not_active IP Right Cessation
- 1990-04-06 GB GB9007901A patent/GB2230388B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES1013120U (es) | 1990-11-01 |
| GB2230388B (en) | 1993-10-06 |
| FR2646010A1 (fr) | 1990-10-19 |
| IT9020888V0 (it) | 1990-03-23 |
| GB2230388A (en) | 1990-10-17 |
| IT219424Z2 (it) | 1993-02-26 |
| GB9007901D0 (en) | 1990-06-06 |
| IT9020888U1 (it) | 1991-09-23 |
| ES1013120Y (es) | 1991-05-01 |
| FR2646010B1 (fr) | 1995-07-13 |
| DD299096A5 (de) | 1992-03-26 |