发明名称 Anti-corrosion ultrasonic transducer
摘要 An ultrasonic transducer suitable for use in a corrosive environment and constituted by a disc-type electrostriction element affixed to a rigid body of greater thickness and suspended within a case by a diaphragm secured to the body at a vibration node, the case being filled with an electrically non-conductive elastomeric material.
申请公布号 US4031503(A) 申请公布日期 1977.06.21
申请号 US19750605808 申请日期 1975.08.19
申请人 HOKUSHIN ELECTRIC WORKS, LTD. 发明人 MINAMI, HIROSHI
分类号 G01F23/22;B06B1/06;G01F23/296;G01S7/521;H04R1/00;H04R1/44;H04R17/00;(IPC1-7):G01V1/00 主分类号 G01F23/22
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