[go: up one dir, main page]

GB720960A - Improvements in coils with variable coefficient of self-induction - Google Patents

Improvements in coils with variable coefficient of self-induction

Info

Publication number
GB720960A
GB720960A GB13853/53A GB1385353A GB720960A GB 720960 A GB720960 A GB 720960A GB 13853/53 A GB13853/53 A GB 13853/53A GB 1385353 A GB1385353 A GB 1385353A GB 720960 A GB720960 A GB 720960A
Authority
GB
United Kingdom
Prior art keywords
coil
roller
turns
members
coils
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
GB13853/53A
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.)
Umicore NV SA
Original Assignee
Ateliers de Constructions Electriques de Charleroi SA
ACEC 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 Ateliers de Constructions Electriques de Charleroi SA, ACEC SA filed Critical Ateliers de Constructions Electriques de Charleroi SA
Publication of GB720960A publication Critical patent/GB720960A/en
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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/36—Coil arrangements
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/46—Dielectric heating

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Induction Heating (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)
GB13853/53A 1952-05-19 1953-05-18 Improvements in coils with variable coefficient of self-induction Expired GB720960A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1057244T 1952-05-19

Publications (1)

Publication Number Publication Date
GB720960A true GB720960A (en) 1954-12-29

Family

ID=9597842

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13853/53A Expired GB720960A (en) 1952-05-19 1953-05-18 Improvements in coils with variable coefficient of self-induction

Country Status (7)

Country Link
AT (1) AT182175B (de)
BE (1) BE519449A (de)
CH (1) CH309324A (de)
DE (1) DE924331C (de)
FR (1) FR1057244A (de)
GB (1) GB720960A (de)
LU (1) LU32140A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064474A (en) * 1976-11-09 1977-12-20 Solitron Devices, Inc. Impedance ratio varying device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064474A (en) * 1976-11-09 1977-12-20 Solitron Devices, Inc. Impedance ratio varying device

Also Published As

Publication number Publication date
BE519449A (fr) 1953-05-12
FR1057244A (fr) 1954-03-05
LU32140A1 (fr) 1953-06-23
DE924331C (de) 1955-02-28
AT182175B (de) 1955-06-10
CH309324A (fr) 1955-08-31

Similar Documents

Publication Publication Date Title
GB468763A (en) Interference eliminating apparatus for radio receivers
GB720960A (en) Improvements in coils with variable coefficient of self-induction
GB858855A (en) Induction heated rotary rollers
GB929879A (en) Improvements in or relating to regulating transformers
DE673956C (de) Vorrichtung zum Schutze von Transformatorwiclungen gegen Wanderwellen
GB550696A (en) Improvements in variable reactance transformers
GB625199A (en) Improvements in or relating to electric condensers
JPS55138214A (en) Lightning-proof transformer
GB1474400A (en) Interference-suppressing chokes
GB1298884A (en) Auto-transformers or controllable reactance coils
GB745549A (en) Improvements in or relating to devices for effecting adjustment of magnetic cores in inductance coils
GB740600A (en) Improvements in or relating to high frequency variable inductors
GB544044A (en) Improvements in variable inductances
GB574276A (en) Improvements in electromagnetic devices
GB549057A (en) Welding transformer
GB671044A (en) Improvements in and relating to electric voltage regulators
GB658938A (en) Improved variable inductance coil
GB862267A (en) Improvements in or relating to inductive windings
GB542861A (en) Improvements in or relating to electrical highly-inductive apparatus such as power transformers and chokes
GB548848A (en) Electrical transformers
GB644222A (en) Improvements in electric transformers particularly for currents at audio frequencies
GB769940A (en) Improvements in or relating to wire coils having a displaceable tapping, more particularly for variable inductors
GB514213A (en) Improvements in or relating to wireless receiving apparatus
GB269668A (en) Improvements in and relating to inductance coils specially applicable for use in wireless telegraphy and telephony
GB520848A (en) Improvements in gun mountings more particularly intended for aircraft