GB2322020B - Emergency lighting - Google Patents

Emergency lighting

Info

Publication number
GB2322020B
GB2322020B GB9801800A GB9801800A GB2322020B GB 2322020 B GB2322020 B GB 2322020B GB 9801800 A GB9801800 A GB 9801800A GB 9801800 A GB9801800 A GB 9801800A GB 2322020 B GB2322020 B GB 2322020B
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 - Fee Related
Application number
GB9801800A
Other versions
GB2322020A (en
GB9801800D0 (en
Inventor
Gregory Frank Smith
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9801800D0 publication Critical patent/GB9801800D0/en
Publication of GB2322020A publication Critical patent/GB2322020A/en
Application granted granted Critical
Publication of GB2322020B publication Critical patent/GB2322020B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/02—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stand-By Power Supply Arrangements (AREA)
GB9801800A 1997-02-05 1998-01-29 Emergency lighting Expired - Fee Related GB2322020B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9702319.6A GB9702319D0 (en) 1997-02-05 1997-02-05 Emergency lighting

Publications (3)

Publication Number Publication Date
GB9801800D0 GB9801800D0 (en) 1998-03-25
GB2322020A GB2322020A (en) 1998-08-12
GB2322020B true GB2322020B (en) 2001-04-04

Family

ID=10807106

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9702319.6A Pending GB9702319D0 (en) 1997-02-05 1997-02-05 Emergency lighting
GB9801800A Expired - Fee Related GB2322020B (en) 1997-02-05 1998-01-29 Emergency lighting

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9702319.6A Pending GB9702319D0 (en) 1997-02-05 1997-02-05 Emergency lighting

Country Status (1)

Country Link
GB (2) GB9702319D0 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB468022A (en) * 1936-09-10 1937-06-28 Phillip Arthur Griffiths An automatic emergency lighting set for use in connection with electric light mains
GB2135537A (en) * 1983-02-18 1984-08-30 Plumly George W Emergency lighting apparatus
US4571531A (en) * 1984-04-11 1986-02-18 Lin Ming Hsin Automatic protective circuit system for emergency lights
US4749908A (en) * 1985-12-26 1988-06-07 Electronic Specialists, Inc. Emergency power supply
US4751398A (en) * 1986-03-18 1988-06-14 The Bodine Company Lighting system for normal and emergency operation of high intensity discharge lamps
GB2211681A (en) * 1987-10-29 1989-07-05 Beghelli G P B Srl Emergency lighting system
GB2259198A (en) * 1991-08-29 1993-03-03 D S Electronics Limited An uninterruptable power supply
US5365145A (en) * 1993-08-09 1994-11-15 Gael, Inc. Emergency lighting system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB468022A (en) * 1936-09-10 1937-06-28 Phillip Arthur Griffiths An automatic emergency lighting set for use in connection with electric light mains
GB2135537A (en) * 1983-02-18 1984-08-30 Plumly George W Emergency lighting apparatus
US4571531A (en) * 1984-04-11 1986-02-18 Lin Ming Hsin Automatic protective circuit system for emergency lights
US4749908A (en) * 1985-12-26 1988-06-07 Electronic Specialists, Inc. Emergency power supply
US4751398A (en) * 1986-03-18 1988-06-14 The Bodine Company Lighting system for normal and emergency operation of high intensity discharge lamps
GB2211681A (en) * 1987-10-29 1989-07-05 Beghelli G P B Srl Emergency lighting system
GB2259198A (en) * 1991-08-29 1993-03-03 D S Electronics Limited An uninterruptable power supply
US5365145A (en) * 1993-08-09 1994-11-15 Gael, Inc. Emergency lighting system

Also Published As

Publication number Publication date
GB9702319D0 (en) 1997-03-26
GB2322020A (en) 1998-08-12
GB9801800D0 (en) 1998-03-25

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Legal Events

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

Effective date: 20040129