GB2174852B - Airfield lighting installations - Google Patents

Airfield lighting installations

Info

Publication number
GB2174852B
GB2174852B GB08610767A GB8610767A GB2174852B GB 2174852 B GB2174852 B GB 2174852B GB 08610767 A GB08610767 A GB 08610767A GB 8610767 A GB8610767 A GB 8610767A GB 2174852 B GB2174852 B GB 2174852B
Authority
GB
United Kingdom
Prior art keywords
lighting installations
airfield lighting
airfield
installations
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
Application number
GB08610767A
Other versions
GB2174852A (en
GB8610767D0 (en
Inventor
Patrick H Tann
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.)
TANN ELECTRONICS Ltd
Original Assignee
TANN ELECTRONICS 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
Priority claimed from GB858511164A external-priority patent/GB8511164D0/en
Priority claimed from GB858520971A external-priority patent/GB8520971D0/en
Application filed by TANN ELECTRONICS Ltd filed Critical TANN ELECTRONICS Ltd
Publication of GB8610767D0 publication Critical patent/GB8610767D0/en
Publication of GB2174852A publication Critical patent/GB2174852A/en
Application granted granted Critical
Publication of GB2174852B publication Critical patent/GB2174852B/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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • H05B39/083—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series
GB08610767A 1985-05-02 1986-05-02 Airfield lighting installations Expired GB2174852B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858511164A GB8511164D0 (en) 1985-05-02 1985-05-02 Airfield lighting installation
GB858520971A GB8520971D0 (en) 1985-08-21 1985-08-21 Airfield lighting installation

Publications (3)

Publication Number Publication Date
GB8610767D0 GB8610767D0 (en) 1986-06-11
GB2174852A GB2174852A (en) 1986-11-12
GB2174852B true GB2174852B (en) 1988-12-07

Family

ID=26289202

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08610767A Expired GB2174852B (en) 1985-05-02 1986-05-02 Airfield lighting installations

Country Status (1)

Country Link
GB (1) GB2174852B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462698B (en) 1988-10-07 1990-08-13 Swedish Airport Technology Han FAIR LIGHTING FOR AIRPORT
SE467132B (en) 1989-09-14 1992-05-25 Swedish Airport Technology Han FAELTLJUSANORDNING
US5485151A (en) * 1993-05-06 1996-01-16 Adb-Alnaco, Inc. Airfield lighting system
GB2282684A (en) * 1993-10-01 1995-04-12 Bramley David Eng Ltd Visual warning devices
GB2284952B (en) * 1993-11-25 1997-10-15 Ampy Automation Digilog Remote control of lighting
US5648723A (en) * 1994-05-09 1997-07-15 Adb-Alnaco, Inc. Method and apparatus for separating and analyzing composite AC/DC waveforms
US5638057A (en) * 1994-05-09 1997-06-10 Adb-Alnaco, Inc. Ground fault detection and measurement system for airfield lighting system
GB2307321A (en) * 1995-11-15 1997-05-21 Delmatic Ltd Failed light detector
US5926115A (en) * 1996-06-21 1999-07-20 Adb Alnaco, Inc. Airfield series circuit communications lighting system and method
GB2330704A (en) * 1997-10-21 1999-04-28 Timeguard Limited Semiconductor AC switch units
WO1999054854A2 (en) 1998-04-21 1999-10-28 Siemens Aktiengesellschaft Lighting installation, for instance, airport or road navigation lights

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB683780A (en) * 1949-08-12 1952-12-03 British Thomson Houston Co Ltd Improvements in and relating to lighting control systems
GB1424802A (en) * 1972-01-28 1976-02-11 Plessey Co Ltd Series circuit control systems
US3790848A (en) * 1972-04-10 1974-02-05 T Lai Automatic light control system
US4011482A (en) * 1975-08-28 1977-03-08 Seib James N Electric circuit control system using exclusive "or" gate
US4322632A (en) * 1980-03-24 1982-03-30 Teccor Electronics, Inc. Remote load selector
ES8403670A1 (en) * 1983-02-24 1984-03-16 Bonilla Rubio Felipe Switch assembly with adjustable timing for use in lighting entrances and stairways

Also Published As

Publication number Publication date
GB2174852A (en) 1986-11-12
GB8610767D0 (en) 1986-06-11

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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)
PE20 Patent expired after termination of 20 years

Effective date: 20060501