Household earthquake detection instrument

The invention provides a household earthquake detection instrument, which comprises an elastic copper sheet, a negative stiffness structure, a supporting beam and an earthquake pendulum. At least one end of the elastic copper sheet is fixed on the negative stiffness structure; the negative stiffness...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZOU FENG, DONG JIAOLIN, CHEN KAI, TAN FULIN, LIU RONG, WU ZIJIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
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