FR2425772A1 - Interrupteur photoelectrique automatique - Google Patents

Interrupteur photoelectrique automatique

Info

Publication number
FR2425772A1
FR2425772A1 FR7814118A FR7814118A FR2425772A1 FR 2425772 A1 FR2425772 A1 FR 2425772A1 FR 7814118 A FR7814118 A FR 7814118A FR 7814118 A FR7814118 A FR 7814118A FR 2425772 A1 FR2425772 A1 FR 2425772A1
Authority
FR
France
Prior art keywords
housed
lamp
socket
shielded
lamps
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.)
Withdrawn
Application number
FR7814118A
Other languages
English (en)
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
Application filed by Individual filed Critical Individual
Priority to FR7814118A priority Critical patent/FR2425772A1/fr
Publication of FR2425772A1 publication Critical patent/FR2425772A1/fr
Withdrawn legal-status Critical Current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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

APPAREIL PERMETTANT L'ALLUMAGE ET L'EXTINCTION AUTOMATIQUE D'UNE LAMPE ELECTRIQUE. L'APPAREIL COMPREND UN DISPOSITIF PRISMATIQUE ASSURANT A LA CELLULE UN GRAND ANGLE DE VISEE. APPLICATION A L'ECLAIRAGE PUBLIC, AUX ECLAIRAGES INDIVIDUELS DE VILLAS, JARDINS, GARAGES.
FR7814118A 1978-05-12 1978-05-12 Interrupteur photoelectrique automatique Withdrawn FR2425772A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7814118A FR2425772A1 (fr) 1978-05-12 1978-05-12 Interrupteur photoelectrique automatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7814118A FR2425772A1 (fr) 1978-05-12 1978-05-12 Interrupteur photoelectrique automatique

Publications (1)

Publication Number Publication Date
FR2425772A1 true FR2425772A1 (fr) 1979-12-07

Family

ID=9208172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7814118A Withdrawn FR2425772A1 (fr) 1978-05-12 1978-05-12 Interrupteur photoelectrique automatique

Country Status (1)

Country Link
FR (1) FR2425772A1 (fr)

Similar Documents

Publication Publication Date Title
AU524575B2 (en) Dimmer for high intensity gaseous discharge lamp
GB2016828B (en) Instant light lamp control circuit
JPS559309A (en) Light illuminating bulb
GB2026266B (en) Optcoupler dimmer circuit for high intensity gaseous discharge lamp
ZA81274B (en) Electrical incandescent lamp with ceramic bulb
GB2031574B (en) Movie light low voltage incandescent lamp unit for use therewith and reflector
FR2425772A1 (fr) Interrupteur photoelectrique automatique
JPS54120970A (en) Method for lighting incandescent lamp and circuit arrangement
GB2021336B (en) Arrangement for supplying fluorescent lamps with power at two levels and lighting installation incorporating such anarrangement
JPS5313395A (en) Lighting equipment of light-receiving-type display unit
JPS5526092A (en) Circuit for lighting emergency lamp
GB2022917B (en) Electric incandescent lamp
JPS54160080A (en) Photoelectric lamp illumination system
JPS54164364A (en) Twoowire fluorescent lamp dimming circuit
ES2006005A6 (es) Lampara de techo o cenital para automovil.
AU8239182A (en) Lighting fixture with relamping socket apparatus
FR2421463A2 (fr) Voyant
JPS53148878A (en) Illuminator
JPS54131364A (en) Lighting fitting
JPS5588292A (en) Electric field light emitting lamp
JPS54115576A (en) Dimmer for lighting
ES277580U (es) Casquillo foto-interruptor de lamparas
KR790000192Y1 (en) Lighting socket for fluorescent lamp
JPS5544035A (en) Lighting sysytm for car having trouble compensation function of lighting appliance
AU5406379A (en) Light fitting with successively operated lamps

Legal Events

Date Code Title Description
ST Notification of lapse