发明名称 Ultrasonic torsional mode and longitudinal-torsional mode transducer
摘要 The present invention relates to the design of piezoelectric transducer subassemblies and systems primarily intended for medical and dental applications. The invention also provides transducer subassemblies and systems with improved performance and a capability to operate more efficiently in torsional or a combined longitudinal-torsional mode of vibration. The invention enables the size and weight of torsional mode transducers to be reduced. Additionally, the electrical characteristics of these transducer systems are improved, thus enabling the transducer end effector to deliver more power to the operative site.
申请公布号 US2012293044(A1) 申请公布日期 2012.11.22
申请号 US201213506755 申请日期 2012.05.15
申请人 BROMFIELD GEORGE;PIEZO-INNOVATIONS 发明人 BROMFIELD GEORGE
分类号 H01L41/053 主分类号 H01L41/053
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