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Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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Filing date
Publication date
Application filed by Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Priority to JP8363876ApriorityCriticalpatent/JPS539495A/en
Publication of JPS539495ApublicationCriticalpatent/JPS539495A/en
Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves
(AREA)
Ultra Sonic Daignosis Equipment
(AREA)
Transducers For Ultrasonic Waves
(AREA)
Abstract
PURPOSE: Information near the surface of a living body is observed and further observation waveforms of ultrasonic waves of a broad bandwidth and good response characteristics are obtained by bonding a guide bar which produces less attenuation in sound waves to the front of a piezoelectric diaphragm.