FR2279264B3 - - Google Patents

Info

Publication number
FR2279264B3
FR2279264B3 FR7425008A FR7425008A FR2279264B3 FR 2279264 B3 FR2279264 B3 FR 2279264B3 FR 7425008 A FR7425008 A FR 7425008A FR 7425008 A FR7425008 A FR 7425008A FR 2279264 B3 FR2279264 B3 FR 2279264B3
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
FR7425008A
Other languages
French (fr)
Other versions
FR2279264A1 (fr
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.)
COURTILS GUY DES
Original Assignee
COURTILS GUY DES
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 COURTILS GUY DES filed Critical COURTILS GUY DES
Priority to FR7425008A priority Critical patent/FR2279264A1/fr
Publication of FR2279264A1 publication Critical patent/FR2279264A1/fr
Application granted granted Critical
Publication of FR2279264B3 publication Critical patent/FR2279264B3/fr
Granted 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
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
    • G08B13/1618—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
FR7425008A 1974-07-18 1974-07-18 Module discriminateur d'impulsions eliminant les fausses alarmes engendrees par un detecteur a ultrasons Granted FR2279264A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7425008A FR2279264A1 (fr) 1974-07-18 1974-07-18 Module discriminateur d'impulsions eliminant les fausses alarmes engendrees par un detecteur a ultrasons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7425008A FR2279264A1 (fr) 1974-07-18 1974-07-18 Module discriminateur d'impulsions eliminant les fausses alarmes engendrees par un detecteur a ultrasons

Publications (2)

Publication Number Publication Date
FR2279264A1 FR2279264A1 (fr) 1976-02-13
FR2279264B3 true FR2279264B3 (de) 1977-05-20

Family

ID=9141436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7425008A Granted FR2279264A1 (fr) 1974-07-18 1974-07-18 Module discriminateur d'impulsions eliminant les fausses alarmes engendrees par un detecteur a ultrasons

Country Status (1)

Country Link
FR (1) FR2279264A1 (de)

Also Published As

Publication number Publication date
FR2279264A1 (fr) 1976-02-13

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Legal Events

Date Code Title Description
ST Notification of lapse