GB2038572B - Control circuit for fluorescent lamps - Google Patents

Control circuit for fluorescent lamps

Info

Publication number
GB2038572B
GB2038572B GB7942009A GB7942009A GB2038572B GB 2038572 B GB2038572 B GB 2038572B GB 7942009 A GB7942009 A GB 7942009A GB 7942009 A GB7942009 A GB 7942009A GB 2038572 B GB2038572 B GB 2038572B
Authority
GB
United Kingdom
Prior art keywords
control circuit
fluorescent lamps
lamps
fluorescent
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.)
Expired
Application number
GB7942009A
Other versions
GB2038572A (en
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority to GB7942009A priority Critical patent/GB2038572B/en
Publication of GB2038572A publication Critical patent/GB2038572A/en
Application granted granted Critical
Publication of GB2038572B publication Critical patent/GB2038572B/en
Expired 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
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
GB7942009A 1978-12-12 1979-12-05 Control circuit for fluorescent lamps Expired GB2038572B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7942009A GB2038572B (en) 1978-12-12 1979-12-05 Control circuit for fluorescent lamps

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7848069 1978-12-12
GB7942009A GB2038572B (en) 1978-12-12 1979-12-05 Control circuit for fluorescent lamps

Publications (2)

Publication Number Publication Date
GB2038572A GB2038572A (en) 1980-07-23
GB2038572B true GB2038572B (en) 1983-02-16

Family

ID=26269931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7942009A Expired GB2038572B (en) 1978-12-12 1979-12-05 Control circuit for fluorescent lamps

Country Status (1)

Country Link
GB (1) GB2038572B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5898278A (en) * 1995-08-09 1999-04-27 Pinbeam Ag Series resonant lamp circuit having direct electrode connection between rectifier and AC source
JPWO2005038826A1 (en) * 2003-10-21 2007-02-01 タイコ エレクトロニクス レイケム株式会社 PTC element and starter circuit for fluorescent lamp

Also Published As

Publication number Publication date
GB2038572A (en) 1980-07-23

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee