FR2698480A1 - Transformateur haute-tension et circuit d'éclairage utilisant ce transformateur haute-tension. - Google Patents

Transformateur haute-tension et circuit d'éclairage utilisant ce transformateur haute-tension. Download PDF

Info

Publication number
FR2698480A1
FR2698480A1 FR9314113A FR9314113A FR2698480A1 FR 2698480 A1 FR2698480 A1 FR 2698480A1 FR 9314113 A FR9314113 A FR 9314113A FR 9314113 A FR9314113 A FR 9314113A FR 2698480 A1 FR2698480 A1 FR 2698480A1
Authority
FR
France
Prior art keywords
voltage transformer
coil
voltage
transformer
lighting circuit
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.)
Pending
Application number
FR9314113A
Other languages
English (en)
French (fr)
Inventor
Tadamasa Fujimura
Masakazu Ushijima
Sinzo Murasse
Hirokazu Matsui
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.)
Meitaku System Co Ltd
Original Assignee
Meitaku System 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
Application filed by Meitaku System Co Ltd filed Critical Meitaku System Co Ltd
Publication of FR2698480A1 publication Critical patent/FR2698480A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H05B41/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/306—Fastening or mounting coils or windings on core, casing or other support
    • 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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
    • H05B41/2821—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage
    • H05B41/2822—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Liquid Crystal (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
FR9314113A 1992-11-25 1993-11-25 Transformateur haute-tension et circuit d'éclairage utilisant ce transformateur haute-tension. Pending FR2698480A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04338110A JP3138761B2 (ja) 1992-11-25 1992-11-25 点灯回路

Publications (1)

Publication Number Publication Date
FR2698480A1 true FR2698480A1 (fr) 1994-05-27

Family

ID=18315008

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9314113A Pending FR2698480A1 (fr) 1992-11-25 1993-11-25 Transformateur haute-tension et circuit d'éclairage utilisant ce transformateur haute-tension.

Country Status (4)

Country Link
JP (1) JP3138761B2 (ja)
DE (1) DE4340077A1 (ja)
FR (1) FR2698480A1 (ja)
GB (1) GB2273001A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVR940055U1 (it) * 1994-09-14 1996-03-14 Apparecchiatura per lampade a scarica, con accensione e riaccensione istantanea con lampada calda, particolarmente per lampade illuminazio
TWI239538B (en) * 2004-03-25 2005-09-11 Darfon Electronics Corp Transformer and lamp driving system using the same
JP2007027191A (ja) * 2005-07-12 2007-02-01 Minebea Co Ltd トランス
JP4552089B2 (ja) * 2005-09-09 2010-09-29 ミネベア株式会社 バックライト装置及び液晶表示装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1704297U (de) * 1953-07-24 1955-08-04 Bbc Brown Boveri & Cie Drosselspule, insbesondere fuer vorschaltgeraete von leuchtstofflampen.
DE3603720A1 (de) * 1986-02-06 1987-08-13 Danfoss As Mit hochfrequenz betriebener zuendtransformator fuer oel- oder gasbrenner
JPH01237686A (ja) * 1988-03-18 1989-09-22 Seiko Epson Corp 透過型液晶表示装置
JPH04109286A (ja) * 1990-08-30 1992-04-10 Seiko Epson Corp バックライトシステム
JPH04179099A (ja) * 1990-11-13 1992-06-25 Matsushita Electric Ind Co Ltd 蛍光灯駆動回路
EP0505947A2 (en) * 1991-03-29 1992-09-30 Kabushiki Kaisha Sanyo Denki Seisakusho Transformer for gas discharge lamps
WO1992018994A1 (en) * 1991-04-16 1992-10-29 John Gardener A multiple inductor assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1141086A (en) * 1966-09-19 1969-01-22 Toko Inc Improvements in or relating to high frequency transformers
JPS5681410U (ja) * 1979-11-27 1981-07-01
JPS56134497A (en) * 1980-03-25 1981-10-21 Toshiba Electric Equip Device for dimming discharge lamp
US4352079A (en) * 1981-07-24 1982-09-28 Honeywell Inc. High voltage ignition transformer
JPH0614443Y2 (ja) * 1987-07-30 1994-04-13 東京電気株式会社 高圧トランス
JPH0265899U (ja) * 1988-11-07 1990-05-17

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1704297U (de) * 1953-07-24 1955-08-04 Bbc Brown Boveri & Cie Drosselspule, insbesondere fuer vorschaltgeraete von leuchtstofflampen.
DE3603720A1 (de) * 1986-02-06 1987-08-13 Danfoss As Mit hochfrequenz betriebener zuendtransformator fuer oel- oder gasbrenner
JPH01237686A (ja) * 1988-03-18 1989-09-22 Seiko Epson Corp 透過型液晶表示装置
JPH04109286A (ja) * 1990-08-30 1992-04-10 Seiko Epson Corp バックライトシステム
JPH04179099A (ja) * 1990-11-13 1992-06-25 Matsushita Electric Ind Co Ltd 蛍光灯駆動回路
EP0505947A2 (en) * 1991-03-29 1992-09-30 Kabushiki Kaisha Sanyo Denki Seisakusho Transformer for gas discharge lamps
WO1992018994A1 (en) * 1991-04-16 1992-10-29 John Gardener A multiple inductor assembly

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 13, no. 570 (P - 977) 18 December 1989 (1989-12-18) *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 357 (P - 1395) 31 July 1992 (1992-07-31) *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 488 (E - 1277) 9 October 1992 (1992-10-09) *

Also Published As

Publication number Publication date
DE4340077A1 (de) 1994-06-09
JPH06163160A (ja) 1994-06-10
GB9324300D0 (en) 1994-01-12
GB2273001A (en) 1994-06-01
JP3138761B2 (ja) 2001-02-26

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