DE69431785D1 - Geräuschabsorbierende vorrichtung - Google Patents

Geräuschabsorbierende vorrichtung

Info

Publication number
DE69431785D1
DE69431785D1 DE69431785T DE69431785T DE69431785D1 DE 69431785 D1 DE69431785 D1 DE 69431785D1 DE 69431785 T DE69431785 T DE 69431785T DE 69431785 T DE69431785 T DE 69431785T DE 69431785 D1 DE69431785 D1 DE 69431785D1
Authority
DE
Germany
Prior art keywords
noise
absorbing device
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.)
Expired - Lifetime
Application number
DE69431785T
Other languages
English (en)
Other versions
DE69431785T2 (de
Inventor
Takayuki Osada
Fumishiro Tsuda
Norio Saito
Takeji Ihara
Yoshio Wagatsuma
Hitoshi Moriya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokin Corp
Original Assignee
NEC Tokin Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Tokin Corp filed Critical NEC Tokin Corp
Application granted granted Critical
Publication of DE69431785D1 publication Critical patent/DE69431785D1/de
Publication of DE69431785T2 publication Critical patent/DE69431785T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE69431785T 1993-07-08 1994-07-08 Geräuschabsorbierende vorrichtung Expired - Lifetime DE69431785T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16927693 1993-07-08
JP21746393 1993-09-01
JP23523593A JP3654304B2 (ja) 1993-07-08 1993-09-21 ノイズ吸収装置
PCT/JP1994/001121 WO1995002253A1 (fr) 1993-07-08 1994-07-08 Dispositif d'absorption du bruit

Publications (2)

Publication Number Publication Date
DE69431785D1 true DE69431785D1 (de) 2003-01-09
DE69431785T2 DE69431785T2 (de) 2003-07-03

Family

ID=27323150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69431785T Expired - Lifetime DE69431785T2 (de) 1993-07-08 1994-07-08 Geräuschabsorbierende vorrichtung

Country Status (8)

Country Link
EP (1) EP0660342B1 (de)
JP (1) JP3654304B2 (de)
KR (1) KR100321234B1 (de)
CN (1) CN1052097C (de)
DE (1) DE69431785T2 (de)
HK (1) HK1001661A1 (de)
SG (1) SG47449A1 (de)
WO (1) WO1995002253A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5687531B2 (ja) * 2011-03-09 2015-03-18 トヨタ自動車株式会社 ノイズ低減装置およびバスバーモジュール
JP6111439B2 (ja) * 2012-07-11 2017-04-12 北川工業株式会社 ノイズ対策部品
JP2016012586A (ja) * 2014-06-27 2016-01-21 長野日本無線株式会社 巻線部品
JP2016092274A (ja) * 2014-11-06 2016-05-23 北川工業株式会社 保持具及び雑音電流吸収具
JP2017220493A (ja) * 2016-06-03 2017-12-14 田淵電機株式会社 電磁誘導器及び電磁誘導器の製造方法
JP6757972B2 (ja) * 2016-11-11 2020-09-23 北川工業株式会社 雑音電流吸収具
CN106935378B (zh) * 2017-05-08 2018-03-30 中变集团上海变压器有限公司 一种非晶合金变压器的卷铁芯
EP3531434A1 (de) * 2018-02-26 2019-08-28 Honeywell International Inc. Magnethalter und magnethalteranordnung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2521801Y2 (ja) * 1989-02-17 1997-01-08 北川工業 株式会社 雑音吸収具
JPH04363007A (ja) * 1991-01-24 1992-12-15 Nikko Kogyo Kk 信号弁別器
JP2721048B2 (ja) * 1991-01-25 1998-03-04 日幸工業株式会社 ノイズフィルタ
JP2511548Y2 (ja) * 1991-12-10 1996-09-25 株式会社トーキン 雑音吸収装置

Also Published As

Publication number Publication date
KR100321234B1 (ko) 2002-06-20
SG47449A1 (en) 1998-04-17
HK1001661A1 (en) 1998-07-03
WO1995002253A1 (fr) 1995-01-19
EP0660342A4 (de) 1995-11-29
EP0660342B1 (de) 2002-11-27
CN1052097C (zh) 2000-05-03
JP3654304B2 (ja) 2005-06-02
EP0660342A1 (de) 1995-06-28
CN1112381A (zh) 1995-11-22
JPH07122433A (ja) 1995-05-12
DE69431785T2 (de) 2003-07-03
KR950703199A (ko) 1995-08-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition