GB1040292A - Improvements relating to photo-electric control of lighting circuits - Google Patents

Improvements relating to photo-electric control of lighting circuits

Info

Publication number
GB1040292A
GB1040292A GB45271/61A GB4527161A GB1040292A GB 1040292 A GB1040292 A GB 1040292A GB 45271/61 A GB45271/61 A GB 45271/61A GB 4527161 A GB4527161 A GB 4527161A GB 1040292 A GB1040292 A GB 1040292A
Authority
GB
United Kingdom
Prior art keywords
photo
electric control
improvements relating
lighting circuits
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
GB45271/61A
Inventor
Robert Trevor Craxton
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB45271/61A priority Critical patent/GB1040292A/en
Publication of GB1040292A publication Critical patent/GB1040292A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/24—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil having light-sensitive input
    • 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
GB45271/61A 1961-12-18 1961-12-18 Improvements relating to photo-electric control of lighting circuits Expired GB1040292A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB45271/61A GB1040292A (en) 1961-12-18 1961-12-18 Improvements relating to photo-electric control of lighting circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB45271/61A GB1040292A (en) 1961-12-18 1961-12-18 Improvements relating to photo-electric control of lighting circuits

Publications (1)

Publication Number Publication Date
GB1040292A true GB1040292A (en) 1966-08-24

Family

ID=10436558

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45271/61A Expired GB1040292A (en) 1961-12-18 1961-12-18 Improvements relating to photo-electric control of lighting circuits

Country Status (1)

Country Link
GB (1) GB1040292A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4196348A (en) * 1977-03-12 1980-04-01 Omron Tateisi Electronics, Co. Contactless snap-action photoelectric switch
NL1027679C2 (en) * 2004-12-07 2006-06-08 Ubbink Garden B V Fountain for positioning in garden is fed with water from fluid system by pump and has lighting system with at least one light source

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4196348A (en) * 1977-03-12 1980-04-01 Omron Tateisi Electronics, Co. Contactless snap-action photoelectric switch
NL1027679C2 (en) * 2004-12-07 2006-06-08 Ubbink Garden B V Fountain for positioning in garden is fed with water from fluid system by pump and has lighting system with at least one light source

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