NL7707099A - Lichtgevoelige schakelinrichting. - Google Patents

Lichtgevoelige schakelinrichting.

Info

Publication number
NL7707099A
NL7707099A NL7707099A NL7707099A NL7707099A NL 7707099 A NL7707099 A NL 7707099A NL 7707099 A NL7707099 A NL 7707099A NL 7707099 A NL7707099 A NL 7707099A NL 7707099 A NL7707099 A NL 7707099A
Authority
NL
Netherlands
Prior art keywords
light
switching device
sensitive switching
sensitive
switching
Prior art date
Application number
NL7707099A
Other languages
English (en)
Original Assignee
Vedette Horlogerie
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 Vedette Horlogerie filed Critical Vedette Horlogerie
Publication of NL7707099A publication Critical patent/NL7707099A/nl

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
    • 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
NL7707099A 1977-01-31 1977-06-27 Lichtgevoelige schakelinrichting. NL7707099A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7703398A FR2379201A2 (fr) 1977-01-31 1977-01-31 Interrupteur crepusculaire

Publications (1)

Publication Number Publication Date
NL7707099A true NL7707099A (nl) 1978-08-02

Family

ID=9186392

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7707099A NL7707099A (nl) 1977-01-31 1977-06-27 Lichtgevoelige schakelinrichting.

Country Status (4)

Country Link
US (1) US4139802A (nl)
CH (1) CH607735A5 (nl)
FR (1) FR2379201A2 (nl)
NL (1) NL7707099A (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253170A (en) * 1979-01-02 1981-02-24 Meisner Arthur L Time indicating light fixture
FR2503431B1 (fr) * 1981-04-02 1985-10-25 Perez Joaquin Tableau porteur d'un " plan de ville " a signalisations lumineuses commandees par des photoresistances
JPS6090455U (ja) * 1983-11-28 1985-06-20 シャープ株式会社 複写機
US4937499A (en) * 1986-09-22 1990-06-26 Hunte Herbert H Photosensitive illuminating display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648107A (en) * 1969-02-18 1972-03-07 Rydborn S A O Circuitry for connecting and disconnecting a load
US3654514A (en) * 1970-10-12 1972-04-04 Westinghouse Electric Corp Solid-state photocontrol apparatus for lighting loads
JPS5091786A (nl) * 1973-12-14 1975-07-22
FR2260861A1 (fr) * 1974-02-08 1975-09-05 Vedette Horlogerie Interrupteur crepusculaire

Also Published As

Publication number Publication date
US4139802A (en) 1979-02-13
CH607735A5 (nl) 1978-10-13
FR2379201A2 (fr) 1978-08-25
FR2379201B2 (nl) 1981-01-23

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Legal Events

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