FR2174679B1 - - Google Patents

Info

Publication number
FR2174679B1
FR2174679B1 FR7207790A FR7207790A FR2174679B1 FR 2174679 B1 FR2174679 B1 FR 2174679B1 FR 7207790 A FR7207790 A FR 7207790A FR 7207790 A FR7207790 A FR 7207790A FR 2174679 B1 FR2174679 B1 FR 2174679B1
Authority
FR
France
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
FR7207790A
Other languages
French (fr)
Other versions
FR2174679A1 (no
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.)
TROUVIN GUY
Original Assignee
TROUVIN GUY
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 TROUVIN GUY filed Critical TROUVIN GUY
Priority to FR7207790A priority Critical patent/FR2174679B1/fr
Publication of FR2174679A1 publication Critical patent/FR2174679A1/fr
Application granted granted Critical
Publication of FR2174679B1 publication Critical patent/FR2174679B1/fr
Expired 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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • H05B39/081—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by measuring the incident light
FR7207790A 1972-03-07 1972-03-07 Expired FR2174679B1 (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7207790A FR2174679B1 (no) 1972-03-07 1972-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7207790A FR2174679B1 (no) 1972-03-07 1972-03-07

Publications (2)

Publication Number Publication Date
FR2174679A1 FR2174679A1 (no) 1973-10-19
FR2174679B1 true FR2174679B1 (no) 1978-06-02

Family

ID=9094735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207790A Expired FR2174679B1 (no) 1972-03-07 1972-03-07

Country Status (1)

Country Link
FR (1) FR2174679B1 (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925151A1 (de) * 1989-07-28 1991-02-07 Zumtobel Ag Verfahren zur anpassung der lichtstaerke des summenlichts an das aussenlicht
US5039914A (en) * 1989-09-05 1991-08-13 North American Philips Corporation Dimmer control circuit
US5038079A (en) * 1989-12-11 1991-08-06 North American Philips Corporation Method for controlling fluorescent lamp dimmers and circuit for providing such control
DE19842465A1 (de) * 1998-09-16 2000-03-23 Siemens Ag Verfahren zur Konstantlichtregelung
ES2413181B1 (es) * 2011-07-22 2014-07-09 Universidad De Valladolid Sistema inalambrico y procedimiento para el ahorro energetico en alumbrado.

Also Published As

Publication number Publication date
FR2174679A1 (no) 1973-10-19

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Legal Events

Date Code Title Description
ST Notification of lapse