GB2203240B - A photoelectric control unit - Google Patents

A photoelectric control unit

Info

Publication number
GB2203240B
GB2203240B GB8810240A GB8810240A GB2203240B GB 2203240 B GB2203240 B GB 2203240B GB 8810240 A GB8810240 A GB 8810240A GB 8810240 A GB8810240 A GB 8810240A GB 2203240 B GB2203240 B GB 2203240B
Authority
GB
United Kingdom
Prior art keywords
control unit
photoelectric control
photoelectric
unit
control
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
GB8810240A
Other versions
GB2203240A (en
GB8810240D0 (en
Inventor
Sean Noone
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
Priority claimed from IE251684A external-priority patent/IE55885B1/en
Application filed by Individual filed Critical Individual
Publication of GB8810240D0 publication Critical patent/GB8810240D0/en
Publication of GB2203240A publication Critical patent/GB2203240A/en
Application granted granted Critical
Publication of GB2203240B publication Critical patent/GB2203240B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • 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
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Electronic Switches (AREA)
GB8810240A 1984-10-18 1988-04-29 A photoelectric control unit Expired GB2203240B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IE251684A IE55885B1 (en) 1984-10-18 1984-10-18 A photoelectric control unit
CA000564648A CA1338476C (en) 1984-10-18 1988-04-20 Photoelectric control unit

Publications (3)

Publication Number Publication Date
GB8810240D0 GB8810240D0 (en) 1988-06-02
GB2203240A GB2203240A (en) 1988-10-12
GB2203240B true GB2203240B (en) 1989-06-07

Family

ID=25671855

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8525440A Expired GB2166003B (en) 1984-10-18 1985-10-16 Photo-electric switch
GB8810240A Expired GB2203240B (en) 1984-10-18 1988-04-29 A photoelectric control unit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8525440A Expired GB2166003B (en) 1984-10-18 1985-10-16 Photo-electric switch

Country Status (2)

Country Link
CA (1) CA1338476C (en)
GB (2) GB2166003B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841164A (en) * 1986-02-11 1989-06-20 Egidio Basso Light-sensitive switch structure and method with inverse off/on ratio
GB2196801B (en) * 1986-10-24 1990-07-25 Crabtree Electrical Ind Ltd Electric plugs
GB2411971B (en) * 2004-03-10 2006-09-06 Cableform Ltd Power factor improvement
US7755021B2 (en) 2008-02-15 2010-07-13 Tyco Electronics Corporation Non-toxic photo cells and photosensors including the same
CN108045299B (en) * 2017-12-25 2024-03-26 中国重汽集团济南动力有限公司 Automatic automobile light control device with protection function

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1289753A (en) * 1969-02-18 1972-09-20
GB1334399A (en) * 1971-04-05 1973-10-17 Lequipement Electr Des Vehicul Vehicle lighting systems
GB1543735A (en) * 1976-05-17 1979-04-04 Ind Solenoids Ltd Photoelectric sensing and control devices
GB1557573A (en) * 1976-11-09 1979-12-12 Whitehead J Lightsensitive device
GB1567306A (en) * 1976-01-05 1980-05-14 Chilvers G Light activated control system
GB2050091A (en) * 1979-04-13 1980-12-31 Honda Motor Co Ltd Automatic light control for automotive vehicles
GB2064238A (en) * 1979-11-21 1981-06-10 Graham C J Automatic switching unit for vehicle driving lights
GB2097918A (en) * 1981-05-06 1982-11-10 Duport Ltd Controlling lighting system
GB2133532A (en) * 1983-01-10 1984-07-25 Guilherme Ysenbout Mogas Light sensitive switch
GB2135771A (en) * 1983-02-23 1984-09-05 Lutron Electronics Co Excess light turn-off circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB523276A (en) * 1938-12-30 1940-07-10 Coop Wholesale Improvements in and relating to electric lighting fittings
GB1110263A (en) * 1966-01-15 1968-04-18 Process Units Halifax Ltd Improvements in control apparatus for electric circuits
GB1180026A (en) * 1966-06-13 1970-02-04 Lucas Industries Ltd Vehicle Lamps.
GB1196471A (en) * 1967-04-14 1970-06-24 Associated Semiconductor Mft Improvements in and relating to Photo-Electric Devices
US3602721A (en) * 1967-11-20 1971-08-31 Malsushita Electric Ind Co Ltd Photoelectric device with enhanced photoconductive sensitivity and storage effect of input radiation
CA916944A (en) * 1969-08-29 1972-12-19 L. Lachambre Jean Pyroelectric joule meter
US3879100A (en) * 1972-07-07 1975-04-22 Ferdinand E Chabot Circuit breaker terminal connector, and heat dissipator assembly
JPS58145169A (en) * 1982-02-23 1983-08-29 Nec Corp Optical semiconductor device
GB2119179B (en) * 1982-04-27 1985-07-03 Lucas Ind Plc Cooling a terminal of a plug

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1289753A (en) * 1969-02-18 1972-09-20
GB1334399A (en) * 1971-04-05 1973-10-17 Lequipement Electr Des Vehicul Vehicle lighting systems
GB1567306A (en) * 1976-01-05 1980-05-14 Chilvers G Light activated control system
GB1543735A (en) * 1976-05-17 1979-04-04 Ind Solenoids Ltd Photoelectric sensing and control devices
GB1557573A (en) * 1976-11-09 1979-12-12 Whitehead J Lightsensitive device
GB2050091A (en) * 1979-04-13 1980-12-31 Honda Motor Co Ltd Automatic light control for automotive vehicles
GB2064238A (en) * 1979-11-21 1981-06-10 Graham C J Automatic switching unit for vehicle driving lights
GB2097918A (en) * 1981-05-06 1982-11-10 Duport Ltd Controlling lighting system
GB2133532A (en) * 1983-01-10 1984-07-25 Guilherme Ysenbout Mogas Light sensitive switch
GB2135771A (en) * 1983-02-23 1984-09-05 Lutron Electronics Co Excess light turn-off circuit

Also Published As

Publication number Publication date
GB2203240A (en) 1988-10-12
GB2166003A (en) 1986-04-23
GB8810240D0 (en) 1988-06-02
CA1338476C (en) 1996-07-23
GB8525440D0 (en) 1985-11-20
GB2166003B (en) 1989-06-07

Similar Documents

Publication Publication Date Title
GB2160708B (en) A sensor
GB2203240B (en) A photoelectric control unit
CS299084A1 (en) Zpusob odstrediveho odlevani kontaktnich cocek v otevrenych formach a zarizeni k provadeni tohoto zpusobu
GB2165005B (en) A control system
CS135884A1 (en) Dvou a vicelista vrtule vetrneho motoru
CS543984A1 (en) Sposob spolocnej vyroby vysoko a stredne indexoveho rafinatu a extraktu so znizenym bodom tuhnutia
CS274584A1 (en) Sposob pripravy l tagatozy a l talozy
CS264484A1 (en) Zpusob omezeni vzniku pevnych nalepku v predehrivacim systemu a zarizeni k provadeni tohoto zpusobu
CS920084A1 (en) Zpusob urceni velmi malych koncentraci kysliku v plynech a zarizeni k provadeni tohoto zpusobu
CS653784A1 (en) Zpusob zjistovani lokalnich malych jasovych rozdilu v televiznim obraze a zapojeni k provadeni tohoto zpusobu
CS200084A1 (en) Zpusob nastavovani tvarovanych bizuternich pasku v lisovacich nastrojich a zarizeni k provadeni tohoto zpusobu
AU91002S (en) A brief
CS322084A1 (en) Zpusob mereni koeficientu tepelne vodivosti zivych tkani a tekutin v klidu
CS443284A1 (en) Zpusob snizeni obsahu uhlicitanu v taveninach smesi dusicnanu a dusitanu alkalickych kovu
CS445784A1 (en) Spnsob stanovenia zbytkovych monomerov a riedidiel v pevnychlignocelulozovych materialoch
CS464984A1 (en) Ultrazvukovy indikator pritomnosti kvapaliny v potrubi a jeho zapojenie
CS970184A1 (en) Sposob sucasneho stanovenia volneho kyanovodika a acetonu v acetonkyanhydrine
CS145484A1 (en) Dezinfekcny prostriedok a alebo dezinfekcny komponent
AU94568S (en) A browguard
CS366184A1 (en) Grafitovy mazaci pripravek a zpusob jeho vyroby
CS271285A1 (en) Zpusob ziskavani zeleninovych a ovocnych prasku
CS373184A1 (en) Lanovy kotouc a zpusob jeho vyroby
CS132184A1 (en) Sposob lepenia nosnikov a podvalov
CS1063084A1 (en) Granulovana dezoxidacni slitina hlinik zelezo uhlik a zpusob jeji vyroby
CS285184A1 (en) Zpusob specifickeho stanoveni zeleznatych nebo a zelezitych iontu

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years