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公开(公告)号:US5297553A
公开(公告)日:1994-03-29
申请号:US949719
申请日:1992-09-23
申请人: John W. Sliwa, Jr. , Sevig Ayter , Champa G. Sridhar , John P. Mohr, III , Samuel M. Howard , Michael H. Ikeda
发明人: John W. Sliwa, Jr. , Sevig Ayter , Champa G. Sridhar , John P. Mohr, III , Samuel M. Howard , Michael H. Ikeda
CPC分类号: B06B1/0674 , Y10T29/42
摘要: An ultrasound transducer comprising an array of individual piezoelectric transducer elements mounted upon an improved backing comprising rigid polymeric or polymer-coated particles fused into a macroscopically rigid structure having remnant tortuous permeability to provide high acoustic attenuation and to permit fluid passage into the backing structure during fabrication.
摘要翻译: 一种超声换能器,其包括安装在改进的背衬上的单独的压电换能器阵列,该背衬包括刚性聚合物或聚合物涂覆的颗粒,该颗粒融合到具有残余曲折渗透性的宏观刚性结构中,以提供高声衰减并允许流体在制造期间通入背衬结构 。