EP1058278A3 - Wound magnetic circuit - Google Patents

Wound magnetic circuit Download PDF

Info

Publication number
EP1058278A3
EP1058278A3 EP00810068A EP00810068A EP1058278A3 EP 1058278 A3 EP1058278 A3 EP 1058278A3 EP 00810068 A EP00810068 A EP 00810068A EP 00810068 A EP00810068 A EP 00810068A EP 1058278 A3 EP1058278 A3 EP 1058278A3
Authority
EP
European Patent Office
Prior art keywords
magnetic circuit
coil
wound magnetic
magnetic
flange
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
Application number
EP00810068A
Other languages
German (de)
French (fr)
Other versions
EP1058278A2 (en
EP1058278B1 (en
Inventor
Frédéric CATTANEO
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.)
Liaisons Electroniques Mecaniques LEM SA
Original Assignee
Liaisons Electroniques Mecaniques LEM SA
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 Liaisons Electroniques Mecaniques LEM SA filed Critical Liaisons Electroniques Mecaniques LEM SA
Publication of EP1058278A2 publication Critical patent/EP1058278A2/en
Publication of EP1058278A3 publication Critical patent/EP1058278A3/en
Application granted granted Critical
Publication of EP1058278B1 publication Critical patent/EP1058278B1/en
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
    • 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
    • H01F17/062—Toroidal core with turns of coil around it
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/08—Winding conductors onto closed formers or cores, e.g. threading conductors through toroidal cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/02—Coils wound on non-magnetic supports, e.g. formers
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/5313—Means to assemble electrical device
    • Y10T29/532—Conductor
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/5313—Means to assemble electrical device
    • Y10T29/53257—Means comprising hand-manipulatable implement

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coil Winding Methods And Apparatuses (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)

Abstract

Circuit magnétique bobiné (1) comportant une bobine électrique (2) et un noyau magnétique (3), la bobine (2) comportant un fil conducteur (6), un flasque (4) et un connecteur (5), le flasque (4) et le connecteur (5) étant disposés, chacun, à une extrémité respective de la bobine (2), la bobine étant montée sur le noyau magnétique (3) formé d'un fil magnétique de forme torique.

Figure 00000001
Coiled magnetic circuit (1) comprising an electric coil (2) and a magnetic core (3), the coil (2) comprising a conducting wire (6), a flange (4) and a connector (5), the flange (4 ) and the connector (5) being arranged, each at a respective end of the coil (2), the coil being mounted on the magnetic core (3) formed of a magnetic wire of toric shape.
Figure 00000001
EP00810068A 1999-06-04 2000-01-25 Wound magnetic circuit Expired - Lifetime EP1058278B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH105699 1999-06-04
CH105699 1999-06-04

Publications (3)

Publication Number Publication Date
EP1058278A2 EP1058278A2 (en) 2000-12-06
EP1058278A3 true EP1058278A3 (en) 2000-12-13
EP1058278B1 EP1058278B1 (en) 2012-02-29

Family

ID=4201421

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00810068A Expired - Lifetime EP1058278B1 (en) 1999-06-04 2000-01-25 Wound magnetic circuit

Country Status (3)

Country Link
US (2) US6640419B2 (en)
EP (1) EP1058278B1 (en)
JP (1) JP3618638B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7653600B2 (en) * 1997-05-30 2010-01-26 Capital Security Systems, Inc. Automated document cashing system
EP1058278B1 (en) * 1999-06-04 2012-02-29 Liaisons Electroniques-Mecaniques Lem S.A. Wound magnetic circuit
US7555462B2 (en) * 2001-04-12 2009-06-30 International Business Machines Corporation Method and apparatus for incorporating scanned checks into financial applications
US7741945B2 (en) * 2008-01-24 2010-06-22 Abb Technology Ag Dry-type transformer with improved terminal construction and mounting system therefor
JP6085284B2 (en) * 2014-11-25 2017-02-22 株式会社エス・エッチ・ティ Air core coil insertion device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4041415A1 (en) * 1989-12-29 1991-07-04 Aisin Aw Co COIL DEVICE FOR ELECTROMAGNETIC VALVES
EP0504503A1 (en) * 1991-03-22 1992-09-23 KBE Elektrotechnik GmbH Packaging system for an electrical cable in the form of a truncated cone coil
EP0668596A1 (en) * 1994-02-16 1995-08-23 Mecagis Method of making a bobbin on a toroidal magnetic circuit

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1994534A (en) 1932-04-23 1935-03-19 Rca Corp Inductance coil and method of manufacture thereof
DE3067225D1 (en) * 1979-12-26 1984-04-26 Tokyo Shibaura Electric Co Coil manufacturing apparatus
JPS57120314A (en) 1981-01-17 1982-07-27 Hitachi Cable Ltd Manufacture of doughnut type coil
JPS59147415A (en) 1983-02-09 1984-08-23 Hitachi Metals Ltd Wound core
US4639665A (en) 1983-08-22 1987-01-27 Borg-Warner Corporation Sensing system for measuring a parameter
US4616682A (en) * 1984-01-13 1986-10-14 U.S. Philips Corporation Method of manufacturing helically wound filaments and filaments manufactured by means of this method
JPS60152012A (en) 1984-01-19 1985-08-10 Sharp Corp Transformer
CH662000A5 (en) 1985-02-05 1987-08-31 Lem Sa CURRENT TRANSFORMER FOR DIRECT AND ALTERNATING CURRENT.
WO1987004559A1 (en) 1986-01-15 1987-07-30 American Light Corporation Method of manufacturing toroidal coils
CH679527A5 (en) 1989-04-13 1992-02-28 Lem Liaisons Electron Mec
US5172052A (en) 1990-07-23 1992-12-15 Iimorrow, Inc. Current sensor assembly and method
US5103163A (en) 1990-10-17 1992-04-07 California Institute Of Technology Current transducer
CH685892A5 (en) 1992-01-21 1995-10-31 Lem S.A. A method of mounting an electrical coil on a magnetic circuit with air gap
FR2703467B1 (en) 1993-03-29 1995-06-30 Mecagis Zero flow Hall effect current sensor intended in particular for motor vehicles and electric scooters.
GB9412310D0 (en) 1994-06-20 1994-08-10 Boc Group Plc Recovery of substances from exhaust streams
EP1058278B1 (en) * 1999-06-04 2012-02-29 Liaisons Electroniques-Mecaniques Lem S.A. Wound magnetic circuit
US6232863B1 (en) * 2000-03-03 2001-05-15 Delphi Technologies, Inc. Spool assembly for an ignition coil
JP2002057047A (en) * 2000-08-08 2002-02-22 Minebea Co Ltd Common mode choke coil
JP4186457B2 (en) * 2001-07-30 2008-11-26 富士ゼロックス株式会社 Magnetic field generating magnetic core and electrophotographic apparatus using the same
US6762666B2 (en) * 2002-05-07 2004-07-13 Defond Manufacturing Limited Toroidal core for a toroid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4041415A1 (en) * 1989-12-29 1991-07-04 Aisin Aw Co COIL DEVICE FOR ELECTROMAGNETIC VALVES
EP0504503A1 (en) * 1991-03-22 1992-09-23 KBE Elektrotechnik GmbH Packaging system for an electrical cable in the form of a truncated cone coil
EP0668596A1 (en) * 1994-02-16 1995-08-23 Mecagis Method of making a bobbin on a toroidal magnetic circuit

Also Published As

Publication number Publication date
US20030115742A1 (en) 2003-06-26
US6640419B2 (en) 2003-11-04
EP1058278A2 (en) 2000-12-06
US6987439B2 (en) 2006-01-17
JP2000348960A (en) 2000-12-15
EP1058278B1 (en) 2012-02-29
JP3618638B2 (en) 2005-02-09
US20040021540A1 (en) 2004-02-05

Similar Documents

Publication Publication Date Title
EP1317048A3 (en) Connecting member for segmented motor stator
EP0741254A3 (en) Electromagnetic coil assembly for electromagnetic apparatus
EP0917255A3 (en) Connecting terminal for stator
EP0905860A3 (en) Coil connecting structure in outer rotor-type multi-pole generator
DE60023822D1 (en) MAGNETIC RESONANCE IMAGING DEVICE, EQUIPPED WITH CORROSIVE CONNECTING LINES FOR ELECTRICAL EQUIPMENT
EP1094329A3 (en) Magnetic element with improved field response and fabricative method thereof
EP0957368A3 (en) RF coils for magnetic resonance imaging
EP0908739A3 (en) RF coil structure for intra-cavity use in magnetic resonance imaging
EP0703117A3 (en) Electric connection casing
EP0962953A3 (en) Excess current interrupting structure
EP1128523A3 (en) Stator for an electric motor/generator with a half-integer winding
EP1087410A3 (en) Twisted-pair cable
EP1284487A3 (en) Transformer shielding
DE69601995D1 (en) Cooling device for an electrical assembly in a mobile structure
EP1215805A3 (en) Linear motor and exposure apparatus using the same
EP0975082A3 (en) Armature winding for dynamo-electric machine
EP0994552A3 (en) Rotor for vehicular alternating current generator
EP1058278A3 (en) Wound magnetic circuit
EP0991089A3 (en) Composite inductor element
EP1176697A3 (en) Field assembly and method of winding a field assembly
EP1117104A3 (en) Superconducting cable and method of analyzing the same
JPS60188912A (en) Electric/optical composite connector
WO2002059918A8 (en) Wire core inductive devices having a flux coupling structure and methods of making the same
EP0798950A3 (en) High voltage noise filter and magnetron device using it
EP1324633A3 (en) Loudspeaker apparatus

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): CH DE FR GB LI

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20010417

AKX Designation fees paid

Free format text: CH DE FR GB LI

17Q First examination report despatched

Effective date: 20080129

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 60046963

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: H01F0017060000

Ipc: H01F0041080000

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: H01F 17/06 20060101ALI20110920BHEP

Ipc: H01F 41/08 20060101AFI20110920BHEP

Ipc: H01F 41/02 20060101ALI20110920BHEP

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE FR GB LI

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 60046963

Country of ref document: DE

Effective date: 20120426

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: REUTELER & CIE S.A.

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20121130

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 60046963

Country of ref document: DE

Effective date: 20121130

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 17

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 18

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20180122

Year of fee payment: 19

Ref country code: CH

Payment date: 20180123

Year of fee payment: 19

Ref country code: GB

Payment date: 20180119

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20180119

Year of fee payment: 19

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 60046963

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20190125

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190801

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190125

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131