FR852524A - Improvements to electric discharge lamps - Google Patents

Improvements to electric discharge lamps

Info

Publication number
FR852524A
FR852524A FR852524DA FR852524A FR 852524 A FR852524 A FR 852524A FR 852524D A FR852524D A FR 852524DA FR 852524 A FR852524 A FR 852524A
Authority
FR
France
Prior art keywords
electric discharge
discharge lamps
lamps
electric
discharge
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)
Inventor
Antoine Cornelius Mergi Halasz
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 FR852524A publication Critical patent/FR852524A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0048—Tubes with a main cathode
    • H01J2893/0056—Parts inside tubes brought to incandescence by the discharge

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR852524D 1938-10-12 1938-10-12 Improvements to electric discharge lamps Expired FR852524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852524T 1938-10-12

Publications (1)

Publication Number Publication Date
FR852524A true FR852524A (en) 1940-02-26

Family

ID=9326668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852524D Expired FR852524A (en) 1938-10-12 1938-10-12 Improvements to electric discharge lamps

Country Status (1)

Country Link
FR (1) FR852524A (en)

Similar Documents

Publication Publication Date Title
FR835633A (en) Improvements to electric discharge tubes
FR843791A (en) Improvements to discharge lamps
FR855943A (en) Improvements made to electric discharge tubes
FR838168A (en) Improvements to discharge lamps
FR861799A (en) Improvements to light discharge devices
FR845552A (en) Improvements to discharge lamps
FR868395A (en) Electric discharge tube
FR874589A (en) Improvements made to electric discharge tubes
FR861547A (en) Improvements to grid-screen lamps
FR850738A (en) Improvements to discharge lamps
FR852524A (en) Improvements to electric discharge lamps
FR853504A (en) Improvements to electric indicator lamps
FR878759A (en) Improvements to discharge lamps
FR833763A (en) Improvements to mercury switches
FR861576A (en) Improvements to electric discharge lamps
FR856369A (en) Improvements to discharge lamps
FR872842A (en) Improvements made to electric discharge tubes
FR848550A (en) Electric discharge tube
FR51265E (en) Improvements to luminescence electric lamps
FR852078A (en) Electric discharge tubes
FR867748A (en) Improvements to electric discharge lamps
FR844089A (en) Improvements to discharge lamps
FR859109A (en) Improvements to discharge tubes
FR849138A (en) Improvements to grid-screen lamps
FR841828A (en) Improvements to electric discharge tubes