Multi-function earthquake alerting apparatus

Details Multi-function earthquake alerting apparatus Multi-function earthquake alerting apparatus

1992-10-23

1993-10-12

Eldred, J. Woodrow

Acoustics

Geophysical or subsurface exploration

Seismic wave detection

33330, 73652, G01V 116

Patent

active

052527867

ABSTRACT:
The present invention is a multi-function earthquake alerting apparatus. It is designed and built as an average household item with simple and durable mechanical parts. It can serve as a decorative item. However, when an earthquake happens, it will serve as an information center in a quick glance. The essential functions of the present invention earthquake alerting apparatus include indicating the direction of the epicenter of a major earthquake, providing an auditory alert for small warning shocks and after shocks, and providing information on the exact time of the earthquake.

REFERENCES:
patent: 4359722 (1982-11-01), Valdez et al.
patent: 4484186 (1984-11-01), Wood et al.
patent: 5001466 (1991-03-01), Orlinsky et al.

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