HUT44689A - Semiconductive ballast of constant input and lamp power to the discharge lamps of high power - Google Patents

Semiconductive ballast of constant input and lamp power to the discharge lamps of high power

Info

Publication number
HUT44689A
HUT44689A HU873620A HU362087A HUT44689A HU T44689 A HUT44689 A HU T44689A HU 873620 A HU873620 A HU 873620A HU 362087 A HU362087 A HU 362087A HU T44689 A HUT44689 A HU T44689A
Authority
HU
Hungary
Prior art keywords
semiconductive
ballast
discharge lamps
power
constant input
Prior art date
Application number
HU873620A
Other languages
Hungarian (hu)
Other versions
HU197139B (en
Inventor
Sidney A Ottenstein
Original Assignee
Innovative Controls Inc
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 Innovative Controls Inc filed Critical Innovative Controls Inc
Publication of HUT44689A publication Critical patent/HUT44689A/en
Publication of HU197139B publication Critical patent/HU197139B/en

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
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
HU873620A 1986-08-11 1987-08-10 Ballast of constant input and lamp power for discharge lamps of high lamp power HU197139B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89528286A 1986-08-11 1986-08-11

Publications (2)

Publication Number Publication Date
HUT44689A true HUT44689A (en) 1988-03-28
HU197139B HU197139B (en) 1989-02-28

Family

ID=25404269

Family Applications (1)

Application Number Title Priority Date Filing Date
HU873620A HU197139B (en) 1986-08-11 1987-08-10 Ballast of constant input and lamp power for discharge lamps of high lamp power

Country Status (10)

Country Link
EP (1) EP0323452A1 (en)
KR (1) KR880003460A (en)
AU (1) AU590107B2 (en)
BR (1) BR8704103A (en)
DK (1) DK414587A (en)
FI (1) FI873488A (en)
HU (1) HU197139B (en)
IL (1) IL81552A0 (en)
NO (1) NO873333L (en)
WO (1) WO1988001468A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2587710B2 (en) * 1990-04-28 1997-03-05 株式会社小糸製作所 Lighting circuit for vehicle discharge lamps
JP2587720B2 (en) * 1990-10-19 1997-03-05 株式会社小糸製作所 Lighting circuit for vehicle discharge lamps
DE19535663A1 (en) * 1995-09-26 1997-03-27 Bosch Gmbh Robert Method and arrangement for controlling the power of a high-pressure gas discharge lamp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1134760B (en) * 1960-01-18 1962-08-16 Patra Patent Treuhand Circuit arrangement for operating high-pressure discharge lamps with rectangular current pulses
FR1277677A (en) * 1961-01-13 1961-12-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Pulse device for discharge lamps
US4414493A (en) * 1981-10-06 1983-11-08 Thomas Industries Inc. Light dimmer for solid state ballast
DE3236703A1 (en) * 1982-10-04 1984-04-05 Philips Patentverwaltung Gmbh, 2000 Hamburg Circuit arrangement for operating high-pressure gas-discharge lamps

Also Published As

Publication number Publication date
NO873333D0 (en) 1987-08-10
AU7664987A (en) 1988-02-18
FI873488A (en) 1988-02-12
FI873488A0 (en) 1987-08-11
DK414587D0 (en) 1987-08-10
HU197139B (en) 1989-02-28
WO1988001468A1 (en) 1988-02-25
AU590107B2 (en) 1989-10-26
IL81552A0 (en) 1987-09-16
KR880003460A (en) 1988-05-17
EP0323452A1 (en) 1989-07-12
BR8704103A (en) 1988-04-12
DK414587A (en) 1988-02-12
NO873333L (en) 1988-02-12

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee