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GB2139339B - Electric lighting apparatus - Google Patents

Electric lighting apparatus

Info

Publication number
GB2139339B
GB2139339B GB08311870A GB8311870A GB2139339B GB 2139339 B GB2139339 B GB 2139339B GB 08311870 A GB08311870 A GB 08311870A GB 8311870 A GB8311870 A GB 8311870A GB 2139339 B GB2139339 B GB 2139339B
Authority
GB
United Kingdom
Prior art keywords
lighting apparatus
electric lighting
electric
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
GB08311870A
Other versions
GB2139339A (en
GB8311870D0 (en
Inventor
John William White
Douglas Valentine Francis
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.)
ARLEN ELECTRICAL PLC
Original Assignee
ARLEN ELECTRICAL PLC
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 ARLEN ELECTRICAL PLC filed Critical ARLEN ELECTRICAL PLC
Priority to GB08311870A priority Critical patent/GB2139339B/en
Publication of GB8311870D0 publication Critical patent/GB8311870D0/en
Publication of GB2139339A publication Critical patent/GB2139339A/en
Application granted granted Critical
Publication of GB2139339B publication Critical patent/GB2139339B/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Keying Circuit Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Relay Circuits (AREA)
GB08311870A 1983-04-29 1983-04-29 Electric lighting apparatus Expired GB2139339B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08311870A GB2139339B (en) 1983-04-29 1983-04-29 Electric lighting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08311870A GB2139339B (en) 1983-04-29 1983-04-29 Electric lighting apparatus

Publications (3)

Publication Number Publication Date
GB8311870D0 GB8311870D0 (en) 1983-06-02
GB2139339A GB2139339A (en) 1984-11-07
GB2139339B true GB2139339B (en) 1986-11-26

Family

ID=10541966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08311870A Expired GB2139339B (en) 1983-04-29 1983-04-29 Electric lighting apparatus

Country Status (1)

Country Link
GB (1) GB2139339B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3514476A1 (en) * 1985-04-22 1986-02-27 Heinrich Wüst KG, 7536 Ispringen Twilight switching having a CMOS memory for suppressing optical feedback
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
CN103716942A (en) * 2012-09-29 2014-04-09 深圳市海洋王照明工程有限公司 Light-operated light-fixture system circuit
CN105050293A (en) * 2015-08-13 2015-11-11 刘胜泉 A three-state intelligent sensor lamp and its control method
CN105228302A (en) * 2015-09-30 2016-01-06 成都川睿科技有限公司 A kind of automatic street lamp circuit based on power switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1408907A (en) * 1972-08-25 1975-10-08 Gen Eelctric Co Ltd Electric luminaires or lanterns

Also Published As

Publication number Publication date
GB2139339A (en) 1984-11-07
GB8311870D0 (en) 1983-06-02

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Legal Events

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

Effective date: 19960429