BE463973A - - Google Patents

Info

Publication number
BE463973A
BE463973A BE463973DA BE463973A BE 463973 A BE463973 A BE 463973A BE 463973D A BE463973D A BE 463973DA BE 463973 A BE463973 A BE 463973A
Authority
BE
Belgium
Application number
Other languages
French (fr)
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
Publication of BE463973A publication Critical patent/BE463973A/fr

Links

Classifications

    • 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
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/103—Shields, screens or guides arranged to extend the 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
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/327—"Compact"-lamps, i.e. lamps having a folded discharge path
BE463973D 1944-12-21 1946-03-20 BE463973A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25632/44A GB590703A (en) 1944-12-21 1944-12-21 Improvements in and relating to electric discharge lamps

Publications (1)

Publication Number Publication Date
BE463973A true BE463973A (en) 1946-04-30

Family

ID=10230805

Family Applications (1)

Application Number Title Priority Date Filing Date
BE463973D BE463973A (en) 1944-12-21 1946-03-20

Country Status (5)

Country Link
US (1) US2501375A (en)
BE (1) BE463973A (en)
ES (1) ES173962A1 (en)
FR (1) FR922051A (en)
GB (1) GB590703A (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE898622C (en) * 1949-12-06 1953-12-03 Ulrich W Doering Electric discharge tubes filled with gases and / or vapors of low pressure
DE906245C (en) * 1950-06-22 1954-03-11 Paul Jahn Dipl Ing Luminescent lamp
DE838796C (en) * 1950-07-16 1952-05-12 Siemens Ag Gas discharge lamp
DE1017286B (en) * 1952-06-17 1957-10-10 Ing Karl Nowak Gas discharge lamp
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
NL238268A (en) * 1958-04-18
US3903447A (en) * 1971-10-22 1975-09-02 Westinghouse Electric Corp Single-ended electric discharge lamp having tubular envelope with partition means that provides a helical arc path
US3899712A (en) * 1974-05-01 1975-08-12 Gen Electric Tapered helical compact fluorescent lamp
JPS52113584A (en) * 1976-03-19 1977-09-22 Matsushita Electronics Corp Lamp and its production method
US4187446A (en) * 1977-09-21 1980-02-05 Leo Gross Screw-in fluorescent lamp with magnetic arc spreading
US4311942A (en) * 1977-09-21 1982-01-19 Spellman High Voltage Electronics Corp. Compact fluorescent lamp and method and means for magnetic arc spreading
NL7812539A (en) * 1978-02-14 1979-08-16 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
NL7906203A (en) * 1979-08-15 1981-02-17 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
EP0735569B1 (en) * 1995-03-31 2003-09-24 General Electric Company Fluorescent lamp
GB9700426D0 (en) * 1997-01-10 1997-02-26 Light Years Ahead Ltd Light sources
US6404123B1 (en) * 1998-08-21 2002-06-11 Corning Incorporated Channeled glass article for compact fluorescent lighting
US20050088076A1 (en) * 2003-10-27 2005-04-28 Chi-Jung Chu Fluorescent lamp
US20050275351A1 (en) * 2004-02-10 2005-12-15 Shichao Ge Gas discharge fluorescent device with lamp support
ATE531073T1 (en) * 2005-07-20 2011-11-15 Tbt Asset Man Internat Ltd LIGHTING UNIT WITH SERPENTINE COLD CATHODE FLUORESCENCE LAMP
US8492991B2 (en) 2007-11-02 2013-07-23 Tbt Asset Management International Limited Lighting fixture system for illumination using cold cathode fluorescent lamps
US7973489B2 (en) 2007-11-02 2011-07-05 Tbt Asset Management International Limited Lighting system for illumination using cold cathode fluorescent lamps

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984215A (en) * 1931-01-16 1934-12-11 Hotchner Fred Vacuum vessel and illuminating device
US1870147A (en) * 1931-04-02 1932-08-02 Emanuel C Smally Illuminating device
BE433935A (en) * 1938-05-19
US2205672A (en) * 1938-10-13 1940-06-25 David F Sawyer Lighting element and fixture therefor
US2316348A (en) * 1940-10-19 1943-04-13 Mahlck Gustave Lamp
US2279635A (en) * 1941-01-07 1942-04-14 Fred J Mckane Luminous vapor lamp

Also Published As

Publication number Publication date
FR922051A (en) 1947-05-28
US2501375A (en) 1950-03-21
ES173962A1 (en) 1946-07-16
GB590703A (en) 1947-07-25

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