SE373220B - - Google Patents

Info

Publication number
SE373220B
SE373220B SE7204424A SE442472A SE373220B SE 373220 B SE373220 B SE 373220B SE 7204424 A SE7204424 A SE 7204424A SE 442472 A SE442472 A SE 442472A SE 373220 B SE373220 B SE 373220B
Authority
SE
Sweden
Application number
SE7204424A
Inventor
D M P Lecuyer
Original Assignee
Francais Detection Eletr
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 Francais Detection Eletr filed Critical Francais Detection Eletr
Publication of SE373220B publication Critical patent/SE373220B/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/20Arrangements of receiving elements, e.g. geophone pattern
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/16Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
    • G08B13/1663Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using seismic sensing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Burglar Alarm Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
SE7204424A 1971-04-07 1972-04-06 SE373220B (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7112290A FR2133079A5 (OSRAM) 1971-04-07 1971-04-07

Publications (1)

Publication Number Publication Date
SE373220B true SE373220B (OSRAM) 1975-01-27

Family

ID=9074910

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7204424A SE373220B (OSRAM) 1971-04-07 1972-04-06

Country Status (12)

Country Link
BE (1) BE781767A (OSRAM)
CA (1) CA970869A (OSRAM)
CH (1) CH556071A (OSRAM)
DE (1) DE2216319C3 (OSRAM)
ES (1) ES401536A1 (OSRAM)
FR (1) FR2133079A5 (OSRAM)
GB (1) GB1391697A (OSRAM)
IT (1) IT950969B (OSRAM)
LU (1) LU65112A1 (OSRAM)
NL (1) NL7204620A (OSRAM)
OA (1) OA03991A (OSRAM)
SE (1) SE373220B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206458B1 (en) * 1985-04-17 1992-07-01 Geoquip Security Systems Limited Vibration-sensitive transducer

Also Published As

Publication number Publication date
NL7204620A (OSRAM) 1972-10-10
DE2216319C3 (de) 1979-05-31
OA03991A (fr) 1979-09-15
CA970869A (en) 1975-07-08
LU65112A1 (OSRAM) 1972-12-07
IT950969B (it) 1973-06-20
CH556071A (fr) 1974-11-15
DE2216319B2 (de) 1978-10-12
BE781767A (fr) 1972-10-06
ES401536A1 (es) 1975-02-16
FR2133079A5 (OSRAM) 1972-11-24
DE2216319A1 (de) 1972-10-12
GB1391697A (en) 1975-04-23

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