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GB2308930B - Lamp starting circuit - Google Patents

Lamp starting circuit

Info

Publication number
GB2308930B
GB2308930B GB9702182A GB9702182A GB2308930B GB 2308930 B GB2308930 B GB 2308930B GB 9702182 A GB9702182 A GB 9702182A GB 9702182 A GB9702182 A GB 9702182A GB 2308930 B GB2308930 B GB 2308930B
Authority
GB
United Kingdom
Prior art keywords
starting circuit
lamp starting
lamp
circuit
starting
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.)
Expired - Fee Related
Application number
GB9702182A
Other versions
GB2308930A (en
GB9702182D0 (en
Inventor
Joe A Nuckolls
Iv Isaac Lynnwood Flory
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.)
Hubbell Inc
Original Assignee
Hubbell 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
Priority claimed from US08/520,514 external-priority patent/US5594308A/en
Application filed by Hubbell Inc filed Critical Hubbell Inc
Publication of GB9702182D0 publication Critical patent/GB9702182D0/en
Publication of GB2308930A publication Critical patent/GB2308930A/en
Application granted granted Critical
Publication of GB2308930B publication Critical patent/GB2308930B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
GB9702182A 1995-08-29 1996-08-28 Lamp starting circuit Expired - Fee Related GB2308930B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/520,514 US5594308A (en) 1995-08-29 1995-08-29 High intensity discharge lamp starting circuit with automatic disablement of starting pulses
GB9617902A GB2305032B (en) 1995-08-29 1996-08-28 Lamp starting circuit

Publications (3)

Publication Number Publication Date
GB9702182D0 GB9702182D0 (en) 1997-03-26
GB2308930A GB2308930A (en) 1997-07-09
GB2308930B true GB2308930B (en) 2000-03-22

Family

ID=26309931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9702182A Expired - Fee Related GB2308930B (en) 1995-08-29 1996-08-28 Lamp starting circuit

Country Status (1)

Country Link
GB (1) GB2308930B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10319511A1 (en) 2003-04-30 2004-11-18 Tridonicatco Gmbh & Co. Kg Ignition circuit with regulated ignition voltage

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1289118A (en) * 1969-10-10 1972-09-13
GB2233842A (en) * 1989-06-30 1991-01-16 Hubbell Inc Starting and hot-restarting circuit for a high pressure sodium lamp
WO1993017534A1 (en) * 1992-02-26 1993-09-02 Hubbell Incorporated Improved low loss ballast system
GB2305032A (en) * 1995-08-29 1997-03-26 Hubbell Inc Inhibiting operation of a starting circuit for a high pressure discharge lamp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1289118A (en) * 1969-10-10 1972-09-13
GB2233842A (en) * 1989-06-30 1991-01-16 Hubbell Inc Starting and hot-restarting circuit for a high pressure sodium lamp
WO1993017534A1 (en) * 1992-02-26 1993-09-02 Hubbell Incorporated Improved low loss ballast system
GB2305032A (en) * 1995-08-29 1997-03-26 Hubbell Inc Inhibiting operation of a starting circuit for a high pressure discharge lamp

Also Published As

Publication number Publication date
GB2308930A (en) 1997-07-09
GB9702182D0 (en) 1997-03-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020828