GB2166003B - Photo-electric switch - Google Patents

Photo-electric switch

Info

Publication number
GB2166003B
GB2166003B GB8525440A GB8525440A GB2166003B GB 2166003 B GB2166003 B GB 2166003B GB 8525440 A GB8525440 A GB 8525440A GB 8525440 A GB8525440 A GB 8525440A GB 2166003 B GB2166003 B GB 2166003B
Authority
GB
United Kingdom
Prior art keywords
photo
electric switch
switch
electric
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
GB8525440A
Other versions
GB2166003A (en
GB8525440D0 (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 GB8525440D0 publication Critical patent/GB8525440D0/en
Publication of GB2166003A publication Critical patent/GB2166003A/en
Priority to US06/903,667 priority Critical patent/US4791290A/en
Application granted granted Critical
Publication of GB2166003B publication Critical patent/GB2166003B/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
GB8525440A 1984-10-18 1985-10-16 Photo-electric switch Expired GB2166003B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/903,667 US4791290A (en) 1984-10-18 1986-09-04 Photoelectric control unit with cooling chamber

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
GB8525440D0 GB8525440D0 (en) 1985-11-20
GB2166003A GB2166003A (en) 1986-04-23
GB2166003B true GB2166003B (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 After (1)

Application Number Title Priority Date Filing Date
GB8810240A Expired GB2203240B (en) 1984-10-18 1988-04-29 A photoelectric control unit

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 (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
GB1227597A (en) * 1967-11-20 1971-04-07
GB1290566A (en) * 1969-08-29 1972-09-27
GB1438798A (en) * 1972-07-07 1976-06-09 Square D Co Circuit breaker terminal connector
EP0087167A2 (en) * 1982-02-23 1983-08-31 Nec Corporation Hermetically sealed package for optoelectronic semiconductor devices
GB2119179A (en) * 1982-04-27 1983-11-09 Lucas Ind Plc Cooling a terminal of a plug

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE348315B (en) * 1969-02-18 1972-08-28 S Rydborn
FR2132990A6 (en) * 1971-04-05 1972-11-24 Cretien Jean Paul
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
US4376909A (en) * 1979-04-13 1983-03-15 Honda Giken Kogyo Kabushiki Kaisha Automatic light control for automotive vehicles
GB2064238B (en) * 1979-11-21 1983-10-12 Graham C J Automatic switching unit for vehicle driving lights
GB2097918B (en) * 1981-05-06 1984-10-17 Duport Ltd Controlling lighting system
GB2133532A (en) * 1983-01-10 1984-07-25 Guilherme Ysenbout Mogas Light sensitive switch
US4449074A (en) * 1983-02-23 1984-05-15 Lutron Electronics Co., Inc. Excess light turn-off circuit

Patent Citations (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
GB1227597A (en) * 1967-11-20 1971-04-07
GB1290566A (en) * 1969-08-29 1972-09-27
GB1438798A (en) * 1972-07-07 1976-06-09 Square D Co Circuit breaker terminal connector
EP0087167A2 (en) * 1982-02-23 1983-08-31 Nec Corporation Hermetically sealed package for optoelectronic semiconductor devices
GB2119179A (en) * 1982-04-27 1983-11-09 Lucas Ind Plc Cooling a terminal of a plug

Also Published As

Publication number Publication date
CA1338476C (en) 1996-07-23
GB2203240B (en) 1989-06-07
GB2166003A (en) 1986-04-23
GB8525440D0 (en) 1985-11-20
GB2203240A (en) 1988-10-12
GB8810240D0 (en) 1988-06-02

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Legal Events

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

Effective date: 20041016