发明名称 TRANSDUTOR DE PRESSÃO, FERRAMENTA PARA MEDIÇÕES DE PRESSÃO, E MÉTODO
摘要 A pressure transducer for high-pressure measurements comprising a housing and a piezoelectric resonator located in the housing, wherein the resonator comprises double rotation cut piezoelectric material configured or designed for vibrating in the fundamental tone of dual modes of the fast and slow thickness-shear vibrations.
申请公布号 BRPI0812870(A2) 申请公布日期 2014.12.09
申请号 BR2008PI12870 申请日期 2008.06.19
申请人 PRAD RESEARCH AND DEVELOPMENT LIMITED 发明人 NORIYUKI MATSUMOTO;TSUTOMU YAMATE;BIKASH K. SINHA;SHIGERU SATO;ANTHONY FRANK VENERUSO;JIMMY LAWRENCE;YVES BARRIOL;SHIGEO DAITO
分类号 G01L9/00;G01L19/00;H03H9/00 主分类号 G01L9/00
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