IT8022199A0 - Dispositivo per la regolazione dell'induttanza di un bobina. - Google Patents

Dispositivo per la regolazione dell'induttanza di un bobina.

Info

Publication number
IT8022199A0
IT8022199A0 IT8022199A IT2219980A IT8022199A0 IT 8022199 A0 IT8022199 A0 IT 8022199A0 IT 8022199 A IT8022199 A IT 8022199A IT 2219980 A IT2219980 A IT 2219980A IT 8022199 A0 IT8022199 A0 IT 8022199A0
Authority
IT
Italy
Prior art keywords
inductance
coil
adjusting
Prior art date
Application number
IT8022199A
Other languages
English (en)
Other versions
IT1130721B (it
Inventor
Salvy Raymond
Brugerie Guy
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT8022199A0 publication Critical patent/IT8022199A0/it
Application granted granted Critical
Publication of IT1130721B publication Critical patent/IT1130721B/it

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)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Electrostatic Spraying Apparatus (AREA)
IT22199/80A 1979-05-23 1980-05-20 Dispositivo per la regolazione dell'induttanza di un bobina IT1130721B (it)

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
IT8022199A0 true IT8022199A0 (it) 1980-05-20
IT1130721B IT1130721B (it) 1986-06-18

Family

ID=9225780

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22199/80A IT1130721B (it) 1979-05-23 1980-05-20 Dispositivo per la regolazione dell'induttanza di un bobina

Country Status (9)

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

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
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
US4636624A (en) * 1983-01-10 1987-01-13 Minolta Camera Kabushiki Kaisha Focus detecting device for use with cameras
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
GB2053578B (en) 1983-04-07
US4308003A (en) 1981-12-29
JPS55157220A (en) 1980-12-06
FR2457551A1 (fr) 1980-12-19
CA1155276A (en) 1983-10-18
GB2053578A (en) 1981-02-04
DE3019165A1 (de) 1980-12-04
FR2457551B1 (it) 1982-04-16
ES491670A0 (es) 1981-03-16
IT1130721B (it) 1986-06-18
ES8103874A1 (es) 1981-03-16
NL8002922A (nl) 1980-11-25

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