LU59636A1 - - Google Patents

Info

Publication number
LU59636A1
LU59636A1 LU59636DA LU59636A1 LU 59636 A1 LU59636 A1 LU 59636A1 LU 59636D A LU59636D A LU 59636DA LU 59636 A1 LU59636 A1 LU 59636A1
Authority
LU
Luxembourg
Application number
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
Publication of LU59636A1 publication Critical patent/LU59636A1/xx

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)
LU59636D 1968-10-21 1969-10-14 LU59636A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
LU59636A1 true LU59636A1 (enrdf_load_stackoverflow) 1970-01-12

Family

ID=8655912

Family Applications (1)

Application Number Title Priority Date Filing Date
LU59636D LU59636A1 (enrdf_load_stackoverflow) 1968-10-21 1969-10-14

Country Status (5)

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

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
NL6915895A (enrdf_load_stackoverflow) 1970-04-23
DE1952617A1 (de) 1971-01-21
BE740274A (enrdf_load_stackoverflow) 1970-03-16
FR1589613A (enrdf_load_stackoverflow) 1970-03-31

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