FR2379201A2 - Interrupteur crepusculaire - Google Patents

Interrupteur crepusculaire

Info

Publication number
FR2379201A2
FR2379201A2 FR7703398A FR7703398A FR2379201A2 FR 2379201 A2 FR2379201 A2 FR 2379201A2 FR 7703398 A FR7703398 A FR 7703398A FR 7703398 A FR7703398 A FR 7703398A FR 2379201 A2 FR2379201 A2 FR 2379201A2
Authority
FR
France
Prior art keywords
switch
twilight switch
control
twilight
attack
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.)
Granted
Application number
FR7703398A
Other languages
English (en)
French (fr)
Other versions
FR2379201B2 (en, 2012
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.)
VEDETTE FABRIQUE HORLOGERIE
Original Assignee
VEDETTE FABRIQUE 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 FABRIQUE HORLOGERIE filed Critical VEDETTE FABRIQUE HORLOGERIE
Priority to FR7703398A priority Critical patent/FR2379201A2/fr
Priority to US05/808,693 priority patent/US4139802A/en
Priority to NL7707099A priority patent/NL7707099A/xx
Priority to CH830177A priority patent/CH607735A5/xx
Publication of FR2379201A2 publication Critical patent/FR2379201A2/fr
Application granted granted Critical
Publication of FR2379201B2 publication Critical patent/FR2379201B2/fr
Granted legal-status Critical Current

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

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Electronic Switches (AREA)
FR7703398A 1977-01-31 1977-01-31 Interrupteur crepusculaire Granted FR2379201A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7703398A FR2379201A2 (fr) 1977-01-31 1977-01-31 Interrupteur crepusculaire
US05/808,693 US4139802A (en) 1977-01-31 1977-06-21 Light-responsive electric switch
NL7707099A NL7707099A (nl) 1977-01-31 1977-06-27 Lichtgevoelige schakelinrichting.
CH830177A CH607735A5 (en, 2012) 1977-01-31 1977-07-05

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2379201A2 true FR2379201A2 (fr) 1978-08-25
FR2379201B2 FR2379201B2 (en, 2012) 1981-01-23

Family

ID=9186392

Family Applications (1)

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

Country Status (4)

Country Link
US (1) US4139802A (en, 2012)
CH (1) CH607735A5 (en, 2012)
FR (1) FR2379201A2 (en, 2012)
NL (1) NL7707099A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2503431A1 (fr) * 1981-04-02 1982-10-08 Perez Joaquin Tableau porteur d'un " plan de ville " a signalisations lumineuses commandees par des photoresistances

Families Citing this family (3)

* 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
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 (en, 2012) * 1973-12-14 1975-07-22
FR2260861A1 (fr) * 1974-02-08 1975-09-05 Vedette Horlogerie Interrupteur crepusculaire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2503431A1 (fr) * 1981-04-02 1982-10-08 Perez Joaquin Tableau porteur d'un " plan de ville " a signalisations lumineuses commandees par des photoresistances

Also Published As

Publication number Publication date
US4139802A (en) 1979-02-13
FR2379201B2 (en, 2012) 1981-01-23
CH607735A5 (en, 2012) 1978-10-13
NL7707099A (nl) 1978-08-02

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