IT1203256B - Dispositivo avvisatore di movimenti sismici - Google Patents

Dispositivo avvisatore di movimenti sismici

Info

Publication number
IT1203256B
IT1203256B IT50810/79A IT5081079A IT1203256B IT 1203256 B IT1203256 B IT 1203256B IT 50810/79 A IT50810/79 A IT 50810/79A IT 5081079 A IT5081079 A IT 5081079A IT 1203256 B IT1203256 B IT 1203256B
Authority
IT
Italy
Prior art keywords
warning device
movement warning
seismic movement
seismic
warning
Prior art date
Application number
IT50810/79A
Other languages
English (en)
Other versions
IT7950810A0 (it
Inventor
Giuseppe Perini
Original Assignee
Giuseppe Perini
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 Giuseppe Perini filed Critical Giuseppe Perini
Priority to IT50810/79A priority Critical patent/IT1203256B/it
Publication of IT7950810A0 publication Critical patent/IT7950810A0/it
Priority to US06/136,298 priority patent/US4358757A/en
Priority to JP4528680A priority patent/JPS5670428A/ja
Application granted granted Critical
Publication of IT1203256B publication Critical patent/IT1203256B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Emergency Alarm Devices (AREA)
IT50810/79A 1979-11-13 1979-11-13 Dispositivo avvisatore di movimenti sismici IT1203256B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT50810/79A IT1203256B (it) 1979-11-13 1979-11-13 Dispositivo avvisatore di movimenti sismici
US06/136,298 US4358757A (en) 1979-11-13 1980-04-01 Seismic movement detector responsive in both vertical and horizontal planes
JP4528680A JPS5670428A (en) 1979-11-13 1980-04-08 Earthquake alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT50810/79A IT1203256B (it) 1979-11-13 1979-11-13 Dispositivo avvisatore di movimenti sismici

Publications (2)

Publication Number Publication Date
IT7950810A0 IT7950810A0 (it) 1979-11-13
IT1203256B true IT1203256B (it) 1989-02-15

Family

ID=11273851

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50810/79A IT1203256B (it) 1979-11-13 1979-11-13 Dispositivo avvisatore di movimenti sismici

Country Status (3)

Country Link
US (1) US4358757A (it)
JP (1) JPS5670428A (it)
IT (1) IT1203256B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5757177A (en) * 1994-03-10 1998-05-26 Otw Llc Infrasonic frequency resonant circuit and method for use thereof
US5625348A (en) * 1994-03-10 1997-04-29 Farnsworth; David F. Method and apparatus for detecting local precursor seismic activity
US5539387A (en) * 1994-06-01 1996-07-23 E.Q. Earthquake, Ltd. Earthquake sensor
US6114967A (en) * 1997-04-01 2000-09-05 Yousif; Marvin J. Quake-alerter w/radio-advisory and modular options
US6265979B1 (en) * 2000-09-29 2001-07-24 Industrial Technology Research Institute Earthquake sensing device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1650968A (en) * 1927-11-29 Vxkgiliq teeeschi
US893997A (en) * 1906-11-03 1908-07-21 Leo Davis Haas Disturbance-operated circuit-breaker.
FR980559A (fr) * 1948-07-20 1951-05-15 Caldeira Queiroz & Cie Ltd Dispositif électro-automatique d'alarme
DE2730518A1 (de) * 1977-07-06 1979-01-18 Peter Obermann Erdbebenvorwarngeraet

Also Published As

Publication number Publication date
IT7950810A0 (it) 1979-11-13
US4358757A (en) 1982-11-09
JPS5670428A (en) 1981-06-12

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