GB2388260B - Emergency lighting - Google Patents

Emergency lighting

Info

Publication number
GB2388260B
GB2388260B GB0210205A GB0210205A GB2388260B GB 2388260 B GB2388260 B GB 2388260B GB 0210205 A GB0210205 A GB 0210205A GB 0210205 A GB0210205 A GB 0210205A GB 2388260 B GB2388260 B GB 2388260B
Authority
GB
United Kingdom
Prior art keywords
emergency lighting
emergency
lighting
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 - Lifetime
Application number
GB0210205A
Other versions
GB0210205D0 (en
GB2388260A (en
Inventor
Angus Stone
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 Lighting & Security Ltd
Eaton Electrical Systems Ltd
Original Assignee
Cooper Lighting & Security Ltd
Cooper Lighting and Security 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 Cooper Lighting & Security Ltd, Cooper Lighting and Security Ltd filed Critical Cooper Lighting & Security Ltd
Priority to GB0210205A priority Critical patent/GB2388260B/en
Publication of GB0210205D0 publication Critical patent/GB0210205D0/en
Publication of GB2388260A publication Critical patent/GB2388260A/en
Application granted granted Critical
Publication of GB2388260B publication Critical patent/GB2388260B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
GB0210205A 2002-05-03 2002-05-03 Emergency lighting Expired - Lifetime GB2388260B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0210205A GB2388260B (en) 2002-05-03 2002-05-03 Emergency lighting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0210205A GB2388260B (en) 2002-05-03 2002-05-03 Emergency lighting

Publications (3)

Publication Number Publication Date
GB0210205D0 GB0210205D0 (en) 2002-06-12
GB2388260A GB2388260A (en) 2003-11-05
GB2388260B true GB2388260B (en) 2005-11-16

Family

ID=9936050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0210205A Expired - Lifetime GB2388260B (en) 2002-05-03 2002-05-03 Emergency lighting

Country Status (1)

Country Link
GB (1) GB2388260B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872340A (en) * 1974-05-28 1975-03-18 Gen Electric High temperature lamp starting aid
US4253047A (en) * 1977-05-23 1981-02-24 General Electric Company Starting electrodes for solenoidal electric field discharge lamps
SU1432811A1 (en) * 1987-03-06 1988-10-23 Всесоюзный Научно-Исследовательский Проектно-Конструкторский И Технологический Светотехнический Институт Lighting arrangement
US4902937A (en) * 1988-07-28 1990-02-20 General Electric Company Capacitive starting electrodes for hid lamps
JPH11162665A (en) * 1997-11-28 1999-06-18 Matsushita Electric Works Ltd Discharge-lamp lighting device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872340A (en) * 1974-05-28 1975-03-18 Gen Electric High temperature lamp starting aid
US4253047A (en) * 1977-05-23 1981-02-24 General Electric Company Starting electrodes for solenoidal electric field discharge lamps
SU1432811A1 (en) * 1987-03-06 1988-10-23 Всесоюзный Научно-Исследовательский Проектно-Конструкторский И Технологический Светотехнический Институт Lighting arrangement
US4902937A (en) * 1988-07-28 1990-02-20 General Electric Company Capacitive starting electrodes for hid lamps
JPH11162665A (en) * 1997-11-28 1999-06-18 Matsushita Electric Works Ltd Discharge-lamp lighting device

Also Published As

Publication number Publication date
GB0210205D0 (en) 2002-06-12
GB2388260A (en) 2003-11-05

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20181115 AND 20181130

PE20 Patent expired after termination of 20 years

Expiry date: 20220502