FR2457551B1 - - Google Patents

Info

Publication number
FR2457551B1
FR2457551B1 FR7913135A FR7913135A FR2457551B1 FR 2457551 B1 FR2457551 B1 FR 2457551B1 FR 7913135 A FR7913135 A FR 7913135A FR 7913135 A FR7913135 A FR 7913135A FR 2457551 B1 FR2457551 B1 FR 2457551B1
Authority
FR
France
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
Application number
FR7913135A
Other languages
French (fr)
Other versions
FR2457551A1 (fr
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 FR7913135A priority Critical patent/FR2457551A1/fr
Priority to US06/146,552 priority patent/US4308003A/en
Priority to CA000352019A priority patent/CA1155276A/en
Priority to GB8016574A priority patent/GB2053578B/en
Priority to IT22199/80A priority patent/IT1130721B/it
Priority to DE19803019165 priority patent/DE3019165A1/de
Priority to ES491670A priority patent/ES8103874A1/es
Priority to NL8002922A priority patent/NL8002922A/nl
Priority to JP6721780A priority patent/JPS55157220A/ja
Publication of FR2457551A1 publication Critical patent/FR2457551A1/fr
Application granted granted Critical
Publication of FR2457551B1 publication Critical patent/FR2457551B1/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
    • 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
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Electrostatic Spraying Apparatus (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FR7913135A 1979-05-23 1979-05-23 Dispositif pour regler a une valeur determinee et definitive l'inductance d'une bobine munie d'un noyau magnetique Granted FR2457551A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7913135A FR2457551A1 (fr) 1979-05-23 1979-05-23 Dispositif pour regler a une valeur determinee et definitive l'inductance d'une bobine munie d'un noyau magnetique
US06/146,552 US4308003A (en) 1979-05-23 1980-05-05 Device for adjusting the inductance of a coil
CA000352019A CA1155276A (en) 1979-05-23 1980-05-15 Device for adjusting the inductance of a coil
IT22199/80A IT1130721B (it) 1979-05-23 1980-05-20 Dispositivo per la regolazione dell'induttanza di un bobina
GB8016574A GB2053578B (en) 1979-05-23 1980-05-20 Device for adjusting the inductance of a coil
DE19803019165 DE3019165A1 (de) 1979-05-23 1980-05-20 Anordnung zum abgleichen des selbstinduktionswertes einer spule
ES491670A ES8103874A1 (es) 1979-05-23 1980-05-21 Un dispositivo para ajustar la inductancia de una bobina
NL8002922A NL8002922A (nl) 1979-05-23 1980-05-21 Inrichting voor het afregelen van de zelfinductiewaarde van een spoel.
JP6721780A JPS55157220A (en) 1979-05-23 1980-05-22 Coil inductance regulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7913135A FR2457551A1 (fr) 1979-05-23 1979-05-23 Dispositif pour regler a une valeur determinee et definitive l'inductance d'une bobine munie d'un noyau magnetique

Publications (2)

Publication Number Publication Date
FR2457551A1 FR2457551A1 (fr) 1980-12-19
FR2457551B1 true FR2457551B1 (enExample) 1982-04-16

Family

ID=9225780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913135A Granted FR2457551A1 (fr) 1979-05-23 1979-05-23 Dispositif pour regler a une valeur determinee et definitive l'inductance d'une bobine munie d'un noyau magnetique

Country Status (9)

Country Link
US (1) US4308003A (enExample)
JP (1) JPS55157220A (enExample)
CA (1) CA1155276A (enExample)
DE (1) DE3019165A1 (enExample)
ES (1) ES8103874A1 (enExample)
FR (1) FR2457551A1 (enExample)
GB (1) GB2053578B (enExample)
IT (1) IT1130721B (enExample)
NL (1) NL8002922A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138432A1 (de) * 1981-09-26 1983-05-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und anordnung zur optimierung eines spritzgiessprozesses
US4636624A (en) * 1983-01-10 1987-01-13 Minolta Camera Kabushiki Kaisha Focus detecting device for use with cameras
US5202555A (en) * 1983-01-10 1993-04-13 Minolta Camera Kabushiki Kaisha Focus detecting device for use with cameras with correlation and contrast detecting means
JPS6032014A (ja) * 1983-08-01 1985-02-19 Minolta Camera Co Ltd カメラの焦点検出装置
JPH067219B2 (ja) * 1983-08-16 1994-01-26 ミノルタカメラ株式会社 カメラの焦点検出装置
JPH0555040A (ja) * 1991-08-23 1993-03-05 Toko Inc 複合部品のインダクタンス調整方法
CN113178314B (zh) * 2021-05-13 2023-05-16 长兴超能科技有限公司 一种自动控制电感量的电感器及其控制方法
CN115497737B (zh) * 2022-09-01 2023-07-18 深圳市科达嘉电子有限公司 磁性浆状物制备方法、电感器的装配方法及大电流电感器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1416509A (fr) * 1964-09-23 1965-11-05 Parisienne De Const Electro Me Circuit magnétique moulé
US3548492A (en) * 1967-09-29 1970-12-22 Texas Instruments Inc Method of adjusting inductive devices
GB1270670A (en) * 1968-10-30 1972-04-12 British Iron Steel Research Rolling sheet or strip from particulate material
DE2545004B2 (de) * 1975-10-08 1977-10-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Abgleichverfahren fuer elektrische schwingkreise

Also Published As

Publication number Publication date
FR2457551A1 (fr) 1980-12-19
IT8022199A0 (it) 1980-05-20
US4308003A (en) 1981-12-29
CA1155276A (en) 1983-10-18
DE3019165A1 (de) 1980-12-04
ES491670A0 (es) 1981-03-16
GB2053578A (en) 1981-02-04
NL8002922A (nl) 1980-11-25
GB2053578B (en) 1983-04-07
ES8103874A1 (es) 1981-03-16
JPS55157220A (en) 1980-12-06
IT1130721B (it) 1986-06-18

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Legal Events

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