FR1589613A - - Google Patents

Info

Publication number
FR1589613A
FR1589613A FR1589613DA FR1589613A FR 1589613 A FR1589613 A FR 1589613A FR 1589613D A FR1589613D A FR 1589613DA FR 1589613 A FR1589613 A FR 1589613A
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1589613A publication Critical patent/FR1589613A/fr
Expired 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
    • G08B13/1627—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means using Doppler shift detection circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR1589613D 1968-10-21 1968-10-21 Expired FR1589613A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR170742 1968-10-21

Publications (1)

Publication Number Publication Date
FR1589613A true FR1589613A (de) 1970-03-31

Family

ID=8655912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1589613D Expired FR1589613A (de) 1968-10-21 1968-10-21

Country Status (5)

Country Link
BE (1) BE740274A (de)
DE (1) DE1952617A1 (de)
FR (1) FR1589613A (de)
LU (1) LU59636A1 (de)
NL (1) NL6915895A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH649865A5 (en) * 1980-07-02 1985-06-14 Sprecher & Schuh Ag High-voltage power circuit breaker having a drive rod tube consisting of electrically insulating material
DE3615501C2 (de) * 1986-05-07 1998-01-15 Hilti Ag Verbindungselement aus Metall
FR2624931B1 (fr) * 1987-12-18 1990-06-01 Simmonds Sa Element filete perfectionne formant par exemple une vis, et assemblage de pieces realise a l'aide de cet element

Also Published As

Publication number Publication date
LU59636A1 (de) 1970-01-12
NL6915895A (de) 1970-04-23
BE740274A (de) 1970-03-16
DE1952617A1 (de) 1971-01-21

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Legal Events

Date Code Title Description
ST Notification of lapse