FR428125A - Device for producing electrical oscillations by means of an interrupted direct current - Google Patents

Device for producing electrical oscillations by means of an interrupted direct current

Info

Publication number
FR428125A
FR428125A FR428125DA FR428125A FR 428125 A FR428125 A FR 428125A FR 428125D A FR428125D A FR 428125DA FR 428125 A FR428125 A FR 428125A
Authority
FR
France
Prior art keywords
direct current
producing electrical
electrical oscillations
interrupted direct
interrupted
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
French (fr)
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.)
Telefunken AG
Original Assignee
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
Application granted granted Critical
Publication of FR428125A publication Critical patent/FR428125A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B11/00—Generation of oscillations using a shock-excited tuned circuit
    • H03B11/02—Generation of oscillations using a shock-excited tuned circuit excited by spark
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
FR428125D 1910-04-12 1911-04-05 Device for producing electrical oscillations by means of an interrupted direct current Expired FR428125A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE428125X 1933-03-31

Publications (1)

Publication Number Publication Date
FR428125A true FR428125A (en) 1911-08-23

Family

ID=6477411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR428125D Expired FR428125A (en) 1910-04-12 1911-04-05 Device for producing electrical oscillations by means of an interrupted direct current

Country Status (2)

Country Link
FR (1) FR428125A (en)
GB (1) GB428125A (en)

Also Published As

Publication number Publication date
GB428125A (en) 1935-05-02

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