IT1248629B - Metodo di scarica e piccola lampada fluorescente utilizzante tale metodo di scarica - Google Patents

Metodo di scarica e piccola lampada fluorescente utilizzante tale metodo di scarica

Info

Publication number
IT1248629B
IT1248629B IT02169690A IT2169690A IT1248629B IT 1248629 B IT1248629 B IT 1248629B IT 02169690 A IT02169690 A IT 02169690A IT 2169690 A IT2169690 A IT 2169690A IT 1248629 B IT1248629 B IT 1248629B
Authority
IT
Italy
Prior art keywords
discharge method
fluorescent lamp
small fluorescent
small
discharge
Prior art date
Application number
IT02169690A
Other languages
English (en)
Other versions
IT9021696A1 (it
IT9021696A0 (it
Inventor
Sadahiro Yanai
Hitoshi Yamamoto
Original Assignee
Miniplo Electric Co Ltd
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 JP1268693A external-priority patent/JPH03133050A/ja
Priority claimed from JP1989127003U external-priority patent/JPH0622918Y2/ja
Application filed by Miniplo Electric Co Ltd filed Critical Miniplo Electric Co Ltd
Publication of IT9021696A0 publication Critical patent/IT9021696A0/it
Publication of IT9021696A1 publication Critical patent/IT9021696A1/it
Application granted granted Critical
Publication of IT1248629B publication Critical patent/IT1248629B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/16—Circuit arrangements in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC, or with network frequencies
    • H05B41/20—Circuit arrangements in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC, or with network frequencies having no starting switch
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/01—Fluorescent lamp circuits with more than two principle electrodes
IT02169690A 1989-10-16 1990-10-10 Metodo di scarica e piccola lampada fluorescente utilizzante tale metodo di scarica IT1248629B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1268693A JPH03133050A (ja) 1989-10-16 1989-10-16 放電方法及びこの放電方法を用いた小型蛍光ランプ
JP1989127003U JPH0622918Y2 (ja) 1989-10-30 1989-10-30 小型蛍光ランプ
JP20085290 1990-08-27

Publications (3)

Publication Number Publication Date
IT9021696A0 IT9021696A0 (it) 1990-10-10
IT9021696A1 IT9021696A1 (it) 1992-04-10
IT1248629B true IT1248629B (it) 1995-01-21

Family

ID=27315446

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02169690A IT1248629B (it) 1989-10-16 1990-10-10 Metodo di scarica e piccola lampada fluorescente utilizzante tale metodo di scarica

Country Status (5)

Country Link
US (1) US5107183A (it)
DE (1) DE4031459A1 (it)
FR (1) FR2653270A1 (it)
GB (1) GB2241604A (it)
IT (1) IT1248629B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6479947B1 (en) 2000-10-13 2002-11-12 Donald Ellis Newsome Ultraviolet fluorescent lamp with unique drive circuit
EP1747574A1 (en) * 2004-05-11 2007-01-31 Koninklijke Philips Electronics N.V. Low-pressure mercury vapor discharge lamp and display device
KR101157289B1 (ko) * 2005-06-30 2012-06-15 엘지디스플레이 주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
US7893617B2 (en) * 2006-03-01 2011-02-22 General Electric Company Metal electrodes for electric plasma discharge devices

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB596360A (en) * 1942-12-17 1948-01-02 British Thomson Houston Co Ltd Improvements in and relating to the starting control for electric discharge devices
GB597096A (en) * 1944-05-02 1948-01-19 Lumalampan Ab Improvements in electric discharge tubes
GB732772A (en) * 1950-04-13 1955-06-29 British Thomson Houston Co Ltd Improvements in and relating to electric discharge lamps
US3519872A (en) * 1967-05-17 1970-07-07 Westinghouse Electric Corp Thermionic electrode with an auxiliary starting coil for a discharge lamp
US3611024A (en) * 1968-07-23 1971-10-05 Matsushita Electric Industrial Co Ltd Semiconductor apparatus for controlling the brightness of a discharge lamp
US3619711A (en) * 1969-10-27 1971-11-09 Sylvania Electric Prod High-pressure metal halide electric discharge lamp
US4178535A (en) * 1978-09-21 1979-12-11 Miller Jack V Three-way brightness fluorescent lampholder fitting
JPS56160755A (en) * 1980-05-15 1981-12-10 Ushio Inc Discharge lamp
US4329622A (en) * 1980-05-19 1982-05-11 Xerox Corporation Low pressure gas discharge lamp with increased end illumination
US4415840A (en) * 1982-04-15 1983-11-15 Eastman Kodak Company Combined flash tube and quench tube apparatus
US4739227A (en) * 1986-09-26 1988-04-19 General Electric Company Fluorescent lamp dimming over large light output range
US4902933A (en) * 1988-09-20 1990-02-20 General Electric Company High efficacy discharge lamp having large anodes

Also Published As

Publication number Publication date
GB9022432D0 (en) 1990-11-28
IT9021696A1 (it) 1992-04-10
GB2241604A (en) 1991-09-04
FR2653270A1 (fr) 1991-04-19
IT9021696A0 (it) 1990-10-10
DE4031459A1 (de) 1991-05-02
US5107183A (en) 1992-04-21

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Legal Events

Date Code Title Description
0001 Granted