FR2457552A1 - Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee - Google Patents

Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee

Info

Publication number
FR2457552A1
FR2457552A1 FR7913134A FR7913134A FR2457552A1 FR 2457552 A1 FR2457552 A1 FR 2457552A1 FR 7913134 A FR7913134 A FR 7913134A FR 7913134 A FR7913134 A FR 7913134A FR 2457552 A1 FR2457552 A1 FR 2457552A1
Authority
FR
France
Prior art keywords
coil
television
magnetic core
preparation
carried out
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
FR7913134A
Other languages
English (en)
Other versions
FR2457552B1 (fr
Inventor
Jacques Gallimard
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.)
Radiotechnique SA
Original Assignee
Radiotechnique 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 Radiotechnique SA filed Critical Radiotechnique SA
Priority to FR7913134A priority Critical patent/FR2457552A1/fr
Priority to US06/146,839 priority patent/US4472334A/en
Priority to CA000352014A priority patent/CA1154507A/fr
Priority to IT22200/80A priority patent/IT1130722B/it
Priority to GB8016576A priority patent/GB2051492B/en
Priority to DE3019176A priority patent/DE3019176C2/de
Priority to JP55066606A priority patent/JPS6053450B2/ja
Priority to ES491671A priority patent/ES491671A0/es
Priority to NL8002923A priority patent/NL8002923A/nl
Publication of FR2457552A1 publication Critical patent/FR2457552A1/fr
Application granted granted Critical
Publication of FR2457552B1 publication Critical patent/FR2457552B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/58—Processes of forming magnets
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Insulating Of Coils (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

PROCEDE D'ELABORATION D'UN NOYAU MAGNETIQUE CONFERANT A UNE BOBINE UNE VALEUR D'INDUCTANCE DETERMINEE ET DEFINITIVE. LE NOYAU EST ELABORE EN REMPLISSANT PARTIELLEMENT L'INTERIEUR DU MANDRIN DE LA BOBINE AVEC UNE POUDRE MAGNETIQUE DOUCE 7 DONT L'IMMOBILISATION EST ENSUITE ASSUREE EN DEPOSANT A SA SURFACE UN PRODUIT VISQUEUX 9 FORMANT OPERCULE 10 APRES SECHAGE. APPLICATION A L'AUTOMATISATION DE LA FABRICATION DES BOBINES, SOIT ISOLEES, SOIT MONTEES SUR PLATINES FI DE TELEVISION.
FR7913134A 1979-05-23 1979-05-23 Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee Granted FR2457552A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7913134A FR2457552A1 (fr) 1979-05-23 1979-05-23 Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee
US06/146,839 US4472334A (en) 1979-05-23 1980-05-05 Method of introducing a magnetic core into a coil
CA000352014A CA1154507A (fr) 1979-05-23 1980-05-15 Methode pour introduire un noyau magnetique dans une bobine
GB8016576A GB2051492B (en) 1979-05-23 1980-05-20 Method of introducing a magnetic core into a coil
IT22200/80A IT1130722B (it) 1979-05-23 1980-05-20 Metodo di introduzione di un nucleo magentico in una bobina
DE3019176A DE3019176C2 (de) 1979-05-23 1980-05-20 Verfahren zum Anbringen und Abgleichen eines weichmagnetischen Pulverkernes in einer Spule
JP55066606A JPS6053450B2 (ja) 1979-05-23 1980-05-21 磁心をコイル内に導入する方法
ES491671A ES491671A0 (es) 1979-05-23 1980-05-21 Un metodo para introducir un nucleo magnetico en una bobina
NL8002923A NL8002923A (nl) 1979-05-23 1980-05-21 Werkwijze voor het aanbrengen van een magnetische kern van een spoel.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7913134A FR2457552A1 (fr) 1979-05-23 1979-05-23 Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee

Publications (2)

Publication Number Publication Date
FR2457552A1 true FR2457552A1 (fr) 1980-12-19
FR2457552B1 FR2457552B1 (fr) 1982-09-10

Family

ID=9225779

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913134A Granted FR2457552A1 (fr) 1979-05-23 1979-05-23 Procede d'elaboration du noyau magnetique d'une bobine, notamment pour circuit a frequence intermediaire d'un televiseur, et bobine ainsi realisee

Country Status (9)

Country Link
US (1) US4472334A (fr)
JP (1) JPS6053450B2 (fr)
CA (1) CA1154507A (fr)
DE (1) DE3019176C2 (fr)
ES (1) ES491671A0 (fr)
FR (1) FR2457552A1 (fr)
GB (1) GB2051492B (fr)
IT (1) IT1130722B (fr)
NL (1) NL8002923A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60214511A (ja) * 1984-04-11 1985-10-26 Matsushita Electric Ind Co Ltd 端子板付トロイダルコイル
DE10024824A1 (de) * 2000-05-19 2001-11-29 Vacuumschmelze Gmbh Induktives Bauelement und Verfahren zu seiner Herstellung
JP4504212B2 (ja) * 2005-01-28 2010-07-14 株式会社ビー・アンド・プラス 電磁信号伝送装置用コアの製造方法
DE102006028389A1 (de) * 2006-06-19 2007-12-27 Vacuumschmelze Gmbh & Co. Kg Magnetkern und Verfahren zu seiner Herstellung
US8287664B2 (en) * 2006-07-12 2012-10-16 Vacuumschmelze Gmbh & Co. Kg Method for the production of magnet cores, magnet core and inductive component with a magnet core
DE102007034925A1 (de) * 2007-07-24 2009-01-29 Vacuumschmelze Gmbh & Co. Kg Verfahren zur Herstellung von Magnetkernen, Magnetkern und induktives Bauelement mit einem Magnetkern
CN106469598B (zh) * 2016-08-29 2018-05-04 中车株洲电机有限公司 一种多层绕组及其绕制方法
CN111941625B (zh) * 2020-07-27 2021-09-21 安徽中磁高科有限公司 一种低成本烧结永磁铁氧体材料的制备方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH92510A (fr) * 1917-06-07 1922-01-02 Bell Telephone Mfg Procédé de fabrication de noyaux de bobines électriques.
FR1228316A (fr) * 1959-03-12 1960-08-29 Perfectionnements apportés aux organes transformateurs d'énergie électrique et àleurs procédés de fabrication
FR1328976A (fr) * 1962-04-24 1963-06-07 Cofelec Cie Des Ferrites Elect Circuit magnétique et procédé pour sa fabrication
FR1416509A (fr) * 1964-09-23 1965-11-05 Parisienne De Const Electro Me Circuit magnétique moulé
DE1763807A1 (de) * 1968-08-14 1971-12-09 Siemens Ag Verfahren zur Herstellung von Drosseln,insbesondere Glaettungsdrosseln
US3659336A (en) * 1970-01-30 1972-05-02 Electronic Diversified Inc Method of manufacturing an inductive device
DE2452252A1 (de) * 1974-11-04 1976-05-06 Standard Elektrik Lorenz Ag Drosselspule

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE717284C (de) * 1935-10-06 1942-02-11 Ig Farbenindustrie Ag Verfahren zur Herstellung von Massekernen
US3021573A (en) * 1958-11-05 1962-02-20 Grace W R & Co Process of making surface coats for masonry building units
US3141049A (en) * 1961-06-05 1964-07-14 Gen Electric Methods for filling electrical apparatus with potting material
US3358255A (en) * 1965-06-08 1967-12-12 Cambridge Thermionic Corp Adjustable inductor
DE2149080A1 (de) * 1971-10-01 1973-04-05 Siemens Ag Verfahren zur herstellung elektrischer drosselspulen, insbesondere fuer leuchten
CH539935A (de) * 1972-06-09 1973-07-31 Knobel Elektro App Bau Ag F Verfahren zur Herstellung einer Drossel mit einstellbarem Luftspalt
CH594725A5 (fr) * 1974-08-16 1978-01-31 Ciba Geigy Ag

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH92510A (fr) * 1917-06-07 1922-01-02 Bell Telephone Mfg Procédé de fabrication de noyaux de bobines électriques.
FR1228316A (fr) * 1959-03-12 1960-08-29 Perfectionnements apportés aux organes transformateurs d'énergie électrique et àleurs procédés de fabrication
FR1328976A (fr) * 1962-04-24 1963-06-07 Cofelec Cie Des Ferrites Elect Circuit magnétique et procédé pour sa fabrication
FR1416509A (fr) * 1964-09-23 1965-11-05 Parisienne De Const Electro Me Circuit magnétique moulé
DE1763807A1 (de) * 1968-08-14 1971-12-09 Siemens Ag Verfahren zur Herstellung von Drosseln,insbesondere Glaettungsdrosseln
US3659336A (en) * 1970-01-30 1972-05-02 Electronic Diversified Inc Method of manufacturing an inductive device
DE2452252A1 (de) * 1974-11-04 1976-05-06 Standard Elektrik Lorenz Ag Drosselspule

Also Published As

Publication number Publication date
ES8102406A1 (es) 1980-12-16
IT1130722B (it) 1986-06-18
JPS55157221A (en) 1980-12-06
GB2051492A (en) 1981-01-14
NL8002923A (nl) 1980-11-25
DE3019176C2 (de) 1984-09-20
US4472334A (en) 1984-09-18
CA1154507A (fr) 1983-09-27
ES491671A0 (es) 1980-12-16
JPS6053450B2 (ja) 1985-11-26
IT8022200A0 (it) 1980-05-20
DE3019176A1 (de) 1980-12-04
FR2457552B1 (fr) 1982-09-10
GB2051492B (en) 1983-01-26

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse