DE3931770B4 - Elektrischer Störungsabsorber - Google Patents

Elektrischer Störungsabsorber Download PDF

Info

Publication number
DE3931770B4
DE3931770B4 DE3931770A DE3931770A DE3931770B4 DE 3931770 B4 DE3931770 B4 DE 3931770B4 DE 3931770 A DE3931770 A DE 3931770A DE 3931770 A DE3931770 A DE 3931770A DE 3931770 B4 DE3931770 B4 DE 3931770B4
Authority
DE
Germany
Prior art keywords
absorber according
electric noise
noise absorber
bodies
fasteners
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 - Fee Related
Application number
DE3931770A
Other languages
German (de)
English (en)
Other versions
DE3931770A1 (de
Inventor
Hiroji Nagoya Kitagawa
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.)
Kitagawa Industries Co Ltd
Original Assignee
Kitagawa Industries Co Ltd
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 Kitagawa Industries Co Ltd filed Critical Kitagawa Industries Co Ltd
Publication of DE3931770A1 publication Critical patent/DE3931770A1/de
Application granted granted Critical
Publication of DE3931770B4 publication Critical patent/DE3931770B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • 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
    • 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
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/08—Cores, Yokes, or armatures made from powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
    • H01R13/6461—Means for preventing cross-talk
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6596—Specific features or arrangements of connection of shield to conductive members the conductive member being a metal grounding panel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S336/00—Inductor devices
    • Y10S336/02—Separable

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
DE3931770A 1988-09-28 1989-09-23 Elektrischer Störungsabsorber Expired - Fee Related DE3931770B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63-126850U 1988-09-28
JP1988126850U JPH0638473Y2 (ja) 1988-09-28 1988-09-28 雑音電流吸収具

Publications (2)

Publication Number Publication Date
DE3931770A1 DE3931770A1 (de) 1990-03-29
DE3931770B4 true DE3931770B4 (de) 2005-03-03

Family

ID=14945400

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3931770A Expired - Fee Related DE3931770B4 (de) 1988-09-28 1989-09-23 Elektrischer Störungsabsorber
DE8911348U Expired - Lifetime DE8911348U1 (de) 1988-09-28 1989-09-23 Elektrischer Störungsabsorber

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8911348U Expired - Lifetime DE8911348U1 (de) 1988-09-28 1989-09-23 Elektrischer Störungsabsorber

Country Status (4)

Country Link
US (1) US4964013A (cg-RX-API-DMAC10.html)
JP (1) JPH0638473Y2 (cg-RX-API-DMAC10.html)
DE (2) DE3931770B4 (cg-RX-API-DMAC10.html)
GB (1) GB2223887B (cg-RX-API-DMAC10.html)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD313791S (en) 1987-01-20 1991-01-15 Kitagawa Industries Co., Ltd. Absorber of electric noise
JP2853835B2 (ja) * 1990-11-24 1999-02-03 北川工業株式会社 雑音吸収具
US5264814A (en) * 1991-06-13 1993-11-23 Kitagawa Industries Co., Ltd. Electrical noise absorber
JPH0745995Y2 (ja) * 1991-07-18 1995-10-18 北川工業株式会社 雑音吸収具
US5536978A (en) * 1994-11-01 1996-07-16 Electric Power Research Institute, Inc. Net current control device
GB9622344D0 (en) * 1996-10-28 1997-01-08 Norweb Plc Inductor
US5892412A (en) * 1997-02-20 1999-04-06 Lucent Technologies Inc. Method of and an apparatus for tunable passive-gain equalization
US5990756A (en) * 1997-08-06 1999-11-23 Belden Communications Company Ferrite bead for cable installations having one piece encasement
JP2000049487A (ja) * 1998-07-29 2000-02-18 Hitachi Ltd 電磁波吸収方法および電磁波吸収装置ならびに電子部品および電子機器
US6512425B2 (en) * 1998-09-10 2003-01-28 Kitagawa Industries Co., Ltd. Electric noise absorber
JP2938446B1 (ja) 1998-09-10 1999-08-23 北川工業株式会社 雑音電流吸収具
US6335672B1 (en) 1998-12-23 2002-01-01 L.L. Culmat Lp Holder for ferrite noise suppressor
EP2028723B1 (en) 2007-08-20 2016-08-17 Harman Becker Automotive Systems GmbH Electrical device and manufacturing method thereof
FR2953321B1 (fr) * 2009-11-30 2012-02-24 Hispano Suiza Sa Transformateur tournant a installation facilitee
JP5712405B2 (ja) * 2010-11-09 2015-05-07 北川工業株式会社 ノイズ抑制装置
JP6016459B2 (ja) * 2012-06-05 2016-10-26 竹内工業株式会社 ノイズ吸収装置の支持構造
ES2405839B1 (es) * 2012-11-12 2014-03-25 Premo, S.L. Dispositivo de acople inductivo de señales a la red eléctrica
RU2668990C1 (ru) * 2017-04-04 2018-10-05 Игорь Александрович Романецкий Дроссель высокочастотный
RU2668213C1 (ru) * 2017-11-20 2018-09-27 Игорь Александрович Романецкий Трансформатор высокочастотный

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516026A (en) * 1967-03-03 1970-06-02 Ibm Method and means for attenuating common mode electrical noise currents
GB2179502A (en) * 1985-08-22 1987-03-04 Emc Datacare Ltd Radio frequency choke
JPS6339997U (cg-RX-API-DMAC10.html) * 1986-08-29 1988-03-15
GB2201554A (en) * 1987-02-19 1988-09-01 Kitagawa Ind Co Ltd Noise absorber for absorbing electrically generated noise

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882427A (en) * 1972-12-20 1975-05-06 Allis Chalmers Transient damping means for an electrical installation
JPS6246248Y2 (cg-RX-API-DMAC10.html) * 1980-03-11 1987-12-12
FI83720C (fi) * 1984-02-29 1991-08-12 Buchtal Gmbh Plan keramisk formkropp.
US4719433A (en) * 1984-09-14 1988-01-12 Siemens Aktiengesellschaft Attenuation bead for the suppression of interference radiation
NZ220201A (en) * 1986-05-08 1989-10-27 Ecolab Inc Solid, cast detergent-bleach composition with dispersed encapsulated bleach particles
JPS6327094U (cg-RX-API-DMAC10.html) * 1986-08-05 1988-02-22
US4716389A (en) * 1986-10-20 1987-12-29 Honeywell Inc. Millimeter wave microstrip surface mounted attenuator
US4818957A (en) * 1988-03-31 1989-04-04 Hewlett-Packard Company Ferrite toroid isolator
JPH0621212Y2 (ja) * 1988-09-24 1994-06-01 北川工業株式会社 雑音電流吸収具

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516026A (en) * 1967-03-03 1970-06-02 Ibm Method and means for attenuating common mode electrical noise currents
GB2179502A (en) * 1985-08-22 1987-03-04 Emc Datacare Ltd Radio frequency choke
JPS6339997U (cg-RX-API-DMAC10.html) * 1986-08-29 1988-03-15
GB2201554A (en) * 1987-02-19 1988-09-01 Kitagawa Ind Co Ltd Noise absorber for absorbing electrically generated noise

Also Published As

Publication number Publication date
JPH0247099U (cg-RX-API-DMAC10.html) 1990-03-30
GB2223887B (en) 1993-04-14
US4964013A (en) 1990-10-16
DE8911348U1 (de) 1990-03-08
JPH0638473Y2 (ja) 1994-10-05
GB2223887A (en) 1990-04-18
GB8921682D0 (en) 1989-11-08
DE3931770A1 (de) 1990-03-29

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8339 Ceased/non-payment of the annual fee