FR2382064A1 - Dispositif d'alarme a securite positive - Google Patents

Dispositif d'alarme a securite positive

Info

Publication number
FR2382064A1
FR2382064A1 FR7705366A FR7705366A FR2382064A1 FR 2382064 A1 FR2382064 A1 FR 2382064A1 FR 7705366 A FR7705366 A FR 7705366A FR 7705366 A FR7705366 A FR 7705366A FR 2382064 A1 FR2382064 A1 FR 2382064A1
Authority
FR
France
Prior art keywords
transmitter
receiver
infrared
electromagnetic signal
pulses
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Withdrawn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
FR7705366A
Other languages
English (en)
Inventor
Paul Charles Guiochon
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.)
Beugnot SA Ets
Original Assignee
Beugnot SA Ets
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 Beugnot SA Ets filed Critical Beugnot SA Ets
Priority to FR7705366A priority Critical patent/FR2382064A1/fr
Publication of FR2382064A1 publication Critical patent/FR2382064A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

Dispositif d'alarme à sécurité positive, comprenant un émetteur impulsions émettant en continu. Les impulsions reçues d'un émetteur 3 sont acheminées sur le réseau électrique 13 par l'intermédiaire d'un émetteur à courant porteur 6 jusqu'à un poste d'alarme 9. Applications : protection d'objets ou de locaux par alarme discrete en un lieu éloigné du lieu protégé.
FR7705366A 1977-02-24 1977-02-24 Dispositif d'alarme a securite positive Withdrawn FR2382064A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7705366A FR2382064A1 (fr) 1977-02-24 1977-02-24 Dispositif d'alarme a securite positive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7705366A FR2382064A1 (fr) 1977-02-24 1977-02-24 Dispositif d'alarme a securite positive

Publications (1)

Publication Number Publication Date
FR2382064A1 true FR2382064A1 (fr) 1978-09-22

Family

ID=9187171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7705366A Withdrawn FR2382064A1 (fr) 1977-02-24 1977-02-24 Dispositif d'alarme a securite positive

Country Status (1)

Country Link
FR (1) FR2382064A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108759677A (zh) * 2018-06-25 2018-11-06 梁益维 一种光电传感器电路及其光电传感器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108759677A (zh) * 2018-06-25 2018-11-06 梁益维 一种光电传感器电路及其光电传感器
CN108759677B (zh) * 2018-06-25 2024-05-07 梁益维 一种光电传感器电路及其光电传感器

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Legal Events

Date Code Title Description
ST Notification of lapse