IT1203256B - Dispositivo avvisatore di movimenti sismici - Google Patents
Dispositivo avvisatore di movimenti sismiciInfo
- 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
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR 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)
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)
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)
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 |
-
1979
- 1979-11-13 IT IT50810/79A patent/IT1203256B/it active
-
1980
- 1980-04-01 US US06/136,298 patent/US4358757A/en not_active Expired - Lifetime
- 1980-04-08 JP JP4528680A patent/JPS5670428A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT7950810A0 (it) | 1979-11-13 |
JPS5670428A (en) | 1981-06-12 |
US4358757A (en) | 1982-11-09 |
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