发明名称 Electrostatic transducer for generating strobe signals
摘要 In a generator of strobe signals an electret is interposed between a fixed and a movable armature moving with a translatory or rotary movement. The strobe signals are generated by the electrostatic induction of the electric charges trapped in the electret according to a selective flux pattern.
申请公布号 US4247796(A) 申请公布日期 1981.01.27
申请号 US19790024987 申请日期 1979.03.29
申请人 ING. C. OLIVETTI & C., S.P.A. 发明人 FIORENTINO, GUIDO;SELLA, LINO
分类号 G01D5/36;G01D5/12;G01D5/241;G01D5/245;G01P3/481;G01P3/483;G05D3/12;H01G7/02;(IPC1-7):H02N1/00 主分类号 G01D5/36
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