FR979737A - Noyau pour bobine d'inductance - Google Patents

Noyau pour bobine d'inductance

Info

Publication number
FR979737A
FR979737A FR979737DA FR979737A FR 979737 A FR979737 A FR 979737A FR 979737D A FR979737D A FR 979737DA FR 979737 A FR979737 A FR 979737A
Authority
FR
France
Prior art keywords
core
inductance coil
inductance
coil
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
Application number
Other languages
English (en)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR979737A publication Critical patent/FR979737A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H01F21/065—Measures for obtaining a desired relation between the position of the core and the inductance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
FR979737D 1948-03-23 1949-01-28 Noyau pour bobine d'inductance Expired FR979737A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US280690XA 1948-03-23 1948-03-23

Publications (1)

Publication Number Publication Date
FR979737A true FR979737A (fr) 1951-05-02

Family

ID=21841396

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979737D Expired FR979737A (fr) 1948-03-23 1949-01-28 Noyau pour bobine d'inductance

Country Status (4)

Country Link
CH (1) CH280690A (fr)
FR (1) FR979737A (fr)
GB (1) GB660689A (fr)
NL (2) NL79516C (fr)

Also Published As

Publication number Publication date
CH280690A (de) 1952-01-31
NL145076B (nl)
GB660689A (en) 1951-11-14
NL79516C (fr)

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