专利名称：Inductive proximity sensor with a
differentially coupled energy source
发明人：Olaf Machul申请号：US10206476申请日：20020725公开号：US06664781B2公开日：20031216
专利附图：
摘要：An inductive proximity switch includes an electrical resonant circuit and anenergy source coupled therewith to compensate for losses in the resonant circuit. Theenergy source is fully differentially coupled with the resonant circuit at the input side.
申请人：SICK AG
代理机构：Townsend and Townsend and Crew, LLP
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