发明名称 Body vibration pickup
摘要 In a body vibration pickup including a housing, a piezoelectric element disposed in the housing and a vibration conductor mounted to conduct sound vibrations of a body to the piezoelectric element, a diaphragm is disposed in the housing between the piezoelectric element and the vibration conductor in an electrically conductive manner, and a resilient cast mass is disposed in the housing and the diaphragm, the piezoelectric element and the part of the vibration conductor which extends into the housing are embedded therein.
申请公布号 US4258229(A) 申请公布日期 1981.03.24
申请号 US19790086580 申请日期 1979.10.19
申请人 ROBERT BOSCH GMBH 发明人 EGGERT, ALBERT;SCHMIDT, WOLFGANG
分类号 G01H11/08;H04R1/46;H04R17/02;(IPC1-7):H04R1/46 主分类号 G01H11/08
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