发明名称 Transducer assembly
摘要 A transducer assembly adapted for the pulse-emission of a signal includes a transducer (10) with a drive-circuit (20) therefor. The drive circuit (20) includes a charge-storage device (21), a wound-coil device (23) and one or more switching-elements (24, 25). The assembly can be used to determine the level of a fluid in an enclosed vessel.
申请公布号 US6234017(B1) 申请公布日期 2001.05.22
申请号 US19980182374 申请日期 1998.10.29
申请人 PULSAR PROCESS MEASUREMENT LIMITED 发明人 STEVENS KEVIN;SMITH COLIN
分类号 G01F23/28;B06B1/02;B06B1/06;G01F23/296;(IPC1-7):G01F23/00 主分类号 G01F23/28
代理机构 代理人
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