AU570001B2 - Ballast modifying device for hid lamp - Google Patents

Ballast modifying device for hid lamp

Info

Publication number
AU570001B2
AU570001B2 AU15310/83A AU1531083A AU570001B2 AU 570001 B2 AU570001 B2 AU 570001B2 AU 15310/83 A AU15310/83 A AU 15310/83A AU 1531083 A AU1531083 A AU 1531083A AU 570001 B2 AU570001 B2 AU 570001B2
Authority
AU
Australia
Prior art keywords
ballast
hid lamp
modifying device
modifying
hid
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.)
Ceased
Application number
AU15310/83A
Other versions
AU1531083A (en
Inventor
Robert J. Spreadbury
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.)
Cooper Industries LLC
Original Assignee
Cooper Industries LLC
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 Cooper Industries LLC filed Critical Cooper Industries LLC
Publication of AU1531083A publication Critical patent/AU1531083A/en
Application granted granted Critical
Publication of AU570001B2 publication Critical patent/AU570001B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H05B41/14—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
AU15310/83A 1982-09-02 1983-06-02 Ballast modifying device for hid lamp Ceased AU570001B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41411482A 1982-09-02 1982-09-02
US414114 1982-09-02

Publications (2)

Publication Number Publication Date
AU1531083A AU1531083A (en) 1984-03-08
AU570001B2 true AU570001B2 (en) 1988-03-03

Family

ID=23640019

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15310/83A Ceased AU570001B2 (en) 1982-09-02 1983-06-02 Ballast modifying device for hid lamp

Country Status (3)

Country Link
AU (1) AU570001B2 (en)
CA (1) CA1203561A (en)
MX (1) MX153033A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3599037A (en) * 1969-05-01 1971-08-10 Xerox Corp Gaslamp lead ballast circuit having feedback control
US3886405A (en) * 1972-02-07 1975-05-27 Mamiya Camera Device for operating discharge lamps
US3925705A (en) * 1974-05-15 1975-12-09 Westinghouse Electric Corp Low-cost power-reducing device for hid lamp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3599037A (en) * 1969-05-01 1971-08-10 Xerox Corp Gaslamp lead ballast circuit having feedback control
US3886405A (en) * 1972-02-07 1975-05-27 Mamiya Camera Device for operating discharge lamps
US3925705A (en) * 1974-05-15 1975-12-09 Westinghouse Electric Corp Low-cost power-reducing device for hid lamp

Also Published As

Publication number Publication date
MX153033A (en) 1986-07-21
AU1531083A (en) 1984-03-08
CA1203561A (en) 1986-04-22

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