DE2441547A1 - Geraeuschdaempfende abschirmung fuer netztransformatoren in elektrotechnischen geraeten - Google Patents
Geraeuschdaempfende abschirmung fuer netztransformatoren in elektrotechnischen geraetenInfo
- Publication number
- DE2441547A1 DE2441547A1 DE2441547A DE2441547A DE2441547A1 DE 2441547 A1 DE2441547 A1 DE 2441547A1 DE 2441547 A DE2441547 A DE 2441547A DE 2441547 A DE2441547 A DE 2441547A DE 2441547 A1 DE2441547 A1 DE 2441547A1
- Authority
- DE
- Germany
- Prior art keywords
- shielding
- shielding plate
- perforation openings
- noise
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- 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
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
- Regulation Of General Use Transformers (AREA)
- Housings And Mounting Of Transformers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA181,059A CA1010979A (en) | 1973-09-14 | 1973-09-14 | Magnetic field shielding for acoustic noise control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2441547A1 true DE2441547A1 (de) | 1975-04-24 |
Family
ID=4097813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2441547A Pending DE2441547A1 (de) | 1973-09-14 | 1974-08-30 | Geraeuschdaempfende abschirmung fuer netztransformatoren in elektrotechnischen geraeten |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5055827A (enExample) |
| CA (1) | CA1010979A (enExample) |
| CH (1) | CH571760A5 (enExample) |
| DE (1) | DE2441547A1 (enExample) |
| ES (1) | ES430022A1 (enExample) |
| FR (1) | FR2244245A1 (enExample) |
| IT (1) | IT1017110B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5332449U (enExample) * | 1976-08-26 | 1978-03-20 | ||
| DE2939533C2 (de) * | 1979-09-28 | 1983-08-25 | Siemens AG, 1000 Berlin und 8000 München | Schallgedämpftes elektrisches Bauelement, insbesondere Drossel |
| DE8904380U1 (de) * | 1989-04-07 | 1989-05-24 | Bosch-Siemens Hausgeräte GmbH, 8000 München | Hochspannungstransformator |
| DE10152468A1 (de) * | 2001-10-24 | 2003-05-08 | Bosch Gmbh Robert | Leiterplatte für ein Steuergerät, Steckerleiste oder dergleichen |
-
1973
- 1973-09-14 CA CA181,059A patent/CA1010979A/en not_active Expired
-
1974
- 1974-07-12 IT IT25096/74A patent/IT1017110B/it active
- 1974-07-25 FR FR7426332A patent/FR2244245A1/fr not_active Withdrawn
- 1974-08-27 CH CH1163874A patent/CH571760A5/xx not_active IP Right Cessation
- 1974-08-30 DE DE2441547A patent/DE2441547A1/de active Pending
- 1974-09-11 JP JP49103970A patent/JPS5055827A/ja active Pending
- 1974-09-13 ES ES430022A patent/ES430022A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1010979A (en) | 1977-05-24 |
| CH571760A5 (enExample) | 1976-01-15 |
| IT1017110B (it) | 1977-07-20 |
| ES430022A1 (es) | 1976-09-16 |
| FR2244245A1 (en) | 1975-04-11 |
| JPS5055827A (enExample) | 1975-05-16 |
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