BE449679A - - Google Patents

Info

Publication number
BE449679A
BE449679A BE449679DA BE449679A BE 449679 A BE449679 A BE 449679A BE 449679D A BE449679D A BE 449679DA BE 449679 A BE449679 A BE 449679A
Authority
BE
Belgium
Prior art keywords
voltage
field
motor
transmitted
frequency
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE449679A publication Critical patent/BE449679A/fr

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18Automatic scanning over a band of frequencies
    • H03J7/30Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
BE449679D BE449679A (https=)

Publications (1)

Publication Number Publication Date
BE449679A true BE449679A (https=)

Family

ID=104948

Family Applications (1)

Application Number Title Priority Date Filing Date
BE449679D BE449679A (https=)

Country Status (1)

Country Link
BE (1) BE449679A (https=)

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