FR728756A - Bobine d'inductance variable - Google Patents

Bobine d'inductance variable

Info

Publication number
FR728756A
FR728756A FR728756DA FR728756A FR 728756 A FR728756 A FR 728756A FR 728756D A FR728756D A FR 728756DA FR 728756 A FR728756 A FR 728756A
Authority
FR
France
Prior art keywords
inductance coil
variable inductance
variable
coil
inductance
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)
Inventor
Charles-Jean-Frederi Thomas
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 filed Critical
Application granted granted Critical
Publication of FR728756A publication Critical patent/FR728756A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01F21/005—Inductances without magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR728756D 1931-12-23 1931-12-23 Bobine d'inductance variable Expired FR728756A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR728756T 1931-12-23

Publications (1)

Publication Number Publication Date
FR728756A true FR728756A (fr) 1932-07-11

Family

ID=9112021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR728756D Expired FR728756A (fr) 1931-12-23 1931-12-23 Bobine d'inductance variable

Country Status (1)

Country Link
FR (1) FR728756A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2659057A (en) * 1950-09-13 1953-11-10 Bell Telephone Labor Inc Inductance coil
US2666905A (en) * 1950-06-24 1954-01-19 Triplett Electrical Instr Comp Tuning device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2666905A (en) * 1950-06-24 1954-01-19 Triplett Electrical Instr Comp Tuning device
US2659057A (en) * 1950-09-13 1953-11-10 Bell Telephone Labor Inc Inductance coil

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