HK1001661A1 - Noise absorbing device - Google Patents

Noise absorbing device

Info

Publication number
HK1001661A1
HK1001661A1 HK98100644A HK98100644A HK1001661A1 HK 1001661 A1 HK1001661 A1 HK 1001661A1 HK 98100644 A HK98100644 A HK 98100644A HK 98100644 A HK98100644 A HK 98100644A HK 1001661 A1 HK1001661 A1 HK 1001661A1
Authority
HK
Hong Kong
Prior art keywords
absorbing device
noise absorbing
noise
absorbing
Prior art date
Application number
HK98100644A
Other languages
English (en)
Inventor
Takayuki Osada
Fumishiro Tsuda
Norio Saito
Takeji Ihara
Yoshio Wagatsuma
Hitoshi Moriya
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
Publication of HK1001661A1 publication Critical patent/HK1001661A1/xx

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)
HK98100644A 1993-07-08 1998-01-23 Noise absorbing device HK1001661A1 (en)

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 (1)

Publication Number Publication Date
HK1001661A1 true HK1001661A1 (en) 1998-07-03

Family

ID=27323150

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98100644A HK1001661A1 (en) 1993-07-08 1998-01-23 Noise absorbing device

Country Status (8)

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

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 (en) * 2018-02-26 2019-08-28 Honeywell International Inc. Magnet holder and magnet holder assembly

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
SG47449A1 (en) 1998-04-17
EP0660342B1 (en) 2002-11-27
EP0660342A1 (en) 1995-06-28
KR950703199A (ko) 1995-08-23
CN1052097C (zh) 2000-05-03
EP0660342A4 (en) 1995-11-29
KR100321234B1 (ko) 2002-06-20
JP3654304B2 (ja) 2005-06-02
WO1995002253A1 (fr) 1995-01-19
CN1112381A (zh) 1995-11-22
DE69431785T2 (de) 2003-07-03
DE69431785D1 (de) 2003-01-09
JPH07122433A (ja) 1995-05-12

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20060708