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FR922371A - Electric discharge lamps - Google Patents

Electric discharge lamps

Info

Publication number
FR922371A
FR922371A FR922371DA FR922371A FR 922371 A FR922371 A FR 922371A FR 922371D A FR922371D A FR 922371DA FR 922371 A FR922371 A FR 922371A
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)
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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
Priority claimed from GB2563444A external-priority patent/GB590705A/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR922371A publication Critical patent/FR922371A/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
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/327—"Compact"-lamps, i.e. lamps having a folded discharge path
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/305—Flat vessels or containers
    • H01J61/307—Flat vessels or containers with folded elongated discharge path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
FR922371D 1944-12-21 1946-02-14 Electric discharge lamps Expired FR922371A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2563444A GB590705A (en) 1944-12-21 Improvements in and relating to electric discharge lamps

Publications (1)

Publication Number Publication Date
FR922371A true FR922371A (en) 1947-06-06

Family

ID=10230840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922371D Expired FR922371A (en) 1944-12-21 1946-02-14 Electric discharge lamps

Country Status (5)

Country Link
US (1) US2494857A (en)
BE (1) BE463975A (en)
ES (1) ES174818A1 (en)
FR (1) FR922371A (en)
NL (1) NL67116C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968549C (en) * 1952-09-15 1958-03-06 Ing Karl Nowak Gas discharge lamp with a built-in bulb that extends almost over the length of the lamp
US5777431A (en) * 1994-08-17 1998-07-07 Matsushita Electric Works R&D Lab. Substantially flat compact fluorescent lamp
GB9700426D0 (en) * 1997-01-10 1997-02-26 Light Years Ahead Ltd Light sources
US6489717B1 (en) * 1998-03-05 2002-12-03 Corning Incorporated Channeled glass article and method therefor
JP4116808B2 (en) * 2001-11-14 2008-07-09 松下電器産業株式会社 Light bulb shaped fluorescent lamp

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1448351A (en) * 1921-09-29 1923-03-13 Ivan M Kirlin Process of making hollow panes of glass
US2102049A (en) * 1934-03-15 1937-12-14 Hanbury A Budden Illuminating apparatus and method of making same

Also Published As

Publication number Publication date
BE463975A (en)
NL67116C (en)
US2494857A (en) 1950-01-17
ES174818A1 (en) 1947-12-01

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