Electromagnetic ultrasonic sensor

The invention provides an electromagnetic ultrasonic sensor which comprises a shell, a permanent magnet assembly and a first hollow coil, the permanent magnet assembly and the first hollow coil are arranged in the shell, the permanent magnet assembly comprises a first permanent magnet and a second p...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG KAICAN, LI YONGQIAN, XU JI, LI ZHANPENG, WU YONGFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE PHYSICS TESTING
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