EP0660342A4 - Noise absorbing device. - Google Patents
Noise absorbing device.Info
- Publication number
- EP0660342A4 EP0660342A4 EP94919876A EP94919876A EP0660342A4 EP 0660342 A4 EP0660342 A4 EP 0660342A4 EP 94919876 A EP94919876 A EP 94919876A EP 94919876 A EP94919876 A EP 94919876A EP 0660342 A4 EP0660342 A4 EP 0660342A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- absorbing device
- noise absorbing
- noise
- absorbing
- 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.)
- Granted
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
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
-
- 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
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
- H01F2017/065—Core mounted around conductor to absorb noise, e.g. EMI filter
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16927693 | 1993-07-08 | ||
JP169276/93 | 1993-07-08 | ||
JP16927693 | 1993-07-08 | ||
JP217463/93 | 1993-09-01 | ||
JP21746393 | 1993-09-01 | ||
JP21746393 | 1993-09-01 | ||
JP235235/93 | 1993-09-21 | ||
JP23523593 | 1993-09-21 | ||
JP23523593A JP3654304B2 (en) | 1993-07-08 | 1993-09-21 | Noise absorber |
PCT/JP1994/001121 WO1995002253A1 (en) | 1993-07-08 | 1994-07-08 | Noise absorbing device |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0660342A1 EP0660342A1 (en) | 1995-06-28 |
EP0660342A4 true EP0660342A4 (en) | 1995-11-29 |
EP0660342B1 EP0660342B1 (en) | 2002-11-27 |
Family
ID=27323150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94919876A Expired - Lifetime EP0660342B1 (en) | 1993-07-08 | 1994-07-08 | Noise absorbing device |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0660342B1 (en) |
JP (1) | JP3654304B2 (en) |
KR (1) | KR100321234B1 (en) |
CN (1) | CN1052097C (en) |
DE (1) | DE69431785T2 (en) |
HK (1) | HK1001661A1 (en) |
SG (1) | SG47449A1 (en) |
WO (1) | WO1995002253A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5687531B2 (en) * | 2011-03-09 | 2015-03-18 | トヨタ自動車株式会社 | Noise reduction device and bus bar module |
JP6111439B2 (en) * | 2012-07-11 | 2017-04-12 | 北川工業株式会社 | Noise suppression parts |
JP2016012586A (en) * | 2014-06-27 | 2016-01-21 | 長野日本無線株式会社 | Coil component |
JP2016092274A (en) * | 2014-11-06 | 2016-05-23 | 北川工業株式会社 | Holder and noise current absorption tool |
JP2017220493A (en) * | 2016-06-03 | 2017-12-14 | 田淵電機株式会社 | Electromagnetic induction device and method of manufacturing electromagnetic induction device |
JP6757972B2 (en) | 2016-11-11 | 2020-09-23 | 北川工業株式会社 | Noise current absorber |
CN106935378B (en) * | 2017-05-08 | 2018-03-30 | 中变集团上海变压器有限公司 | A kind of volume iron core of amorphous alloy transformer |
EP3531434A1 (en) * | 2018-02-26 | 2019-08-28 | Honeywell International Inc. | Magnet holder and magnet holder assembly |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4004211A1 (en) * | 1989-02-17 | 1990-08-23 | Kitagawa Ind Co Ltd | ELECTRIC NOISE ABSORBER |
JPH04330705A (en) * | 1991-01-25 | 1992-11-18 | Nikko Kogyo Kk | Noise filter |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04363007A (en) * | 1991-01-24 | 1992-12-15 | Nikko Kogyo Kk | Signal discriminator |
JP2511548Y2 (en) * | 1991-12-10 | 1996-09-25 | 株式会社トーキン | Noise absorber |
-
1993
- 1993-09-21 JP JP23523593A patent/JP3654304B2/en not_active Expired - Lifetime
-
1994
- 1994-07-08 SG SG1996001733A patent/SG47449A1/en unknown
- 1994-07-08 KR KR1019950700894A patent/KR100321234B1/en not_active IP Right Cessation
- 1994-07-08 DE DE69431785T patent/DE69431785T2/en not_active Expired - Lifetime
- 1994-07-08 CN CN94190486A patent/CN1052097C/en not_active Expired - Lifetime
- 1994-07-08 EP EP94919876A patent/EP0660342B1/en not_active Expired - Lifetime
- 1994-07-08 WO PCT/JP1994/001121 patent/WO1995002253A1/en active IP Right Grant
-
1998
- 1998-01-23 HK HK98100644A patent/HK1001661A1/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4004211A1 (en) * | 1989-02-17 | 1990-08-23 | Kitagawa Ind Co Ltd | ELECTRIC NOISE ABSORBER |
JPH04330705A (en) * | 1991-01-25 | 1992-11-18 | Nikko Kogyo Kk | Noise filter |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 017, no. 174 (E - 1346) 5 April 1993 (1993-04-05) * |
See also references of WO9502253A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1112381A (en) | 1995-11-22 |
WO1995002253A1 (en) | 1995-01-19 |
HK1001661A1 (en) | 1998-07-03 |
JP3654304B2 (en) | 2005-06-02 |
KR100321234B1 (en) | 2002-06-20 |
KR950703199A (en) | 1995-08-23 |
JPH07122433A (en) | 1995-05-12 |
EP0660342B1 (en) | 2002-11-27 |
EP0660342A1 (en) | 1995-06-28 |
DE69431785T2 (en) | 2003-07-03 |
DE69431785D1 (en) | 2003-01-09 |
CN1052097C (en) | 2000-05-03 |
SG47449A1 (en) | 1998-04-17 |
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Legal Events
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