Fixed origin biplane ultrasonic transducer.

摘要

An ultrasonic transducer comprising: a crossed shaped plate of piezo material; a ground electrode plate disposed on one side of the piezo material; a signal electrode plate disposed on the opposite side of the piezo material; and a plurality of grooves defining a plura lity of individual transducer elements, each element having separate signal electrode on a common side of the piezo material. <IMAGE>