Hydrological monitoring device with alarm structure

A hydrologic monitoring device with an alarm structure disclosed by the present invention comprises a device frame and the alarm structure installed on the device frame, the alarm structure comprises a guide cylinder and a second floating ball arranged in the guide cylinder, on a pair of opposite si...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	GUO PEICHAO, HUANG JIAN, HE HUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS GYROSCOPIC INSTRUMENTS INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,OR SHOCK MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL METERING BY VOLUME NAVIGATION ORDER TELEGRAPHS PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS SURVEYING TESTING
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