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- Brief developing history of bending rotation ultrasonic motor is looked bace. 回顾了弯曲旋转超声马达的发展简史;
- The cylindrical type ultrasonic motor uses bending vibration of cylindrical stator to drive rotor. 柱体型超声波电机依靠圆柱定子的弯曲振动驱动转子旋转。
- Finally it explains in details the focusing points in the research of ultrasonic motor. 对超声电动机研究领域的诸多热点问题进行了详细的说明。
- The durability of the ultrasonic motor can be multiple improved by using alternate four driving beams of the stator. 此外，振子4个驱动梁的更换使用，可成倍提高超声电机的使用寿命。
- The symmetry structure makes it easy to modal optimum design of ultrasonic motor. 该类振子的结构对称性为超声电机的动态优化设计提供了方便。
- The infuence on resonance frequencies of longitudinal-torsional ultrasonic motor exerted by prestress is studied. 摘要研究了预压力对超声马达共振频率的影响。
- The traditional driving system of ultrasonic motor (USM) was poor in adaptability because of transformer. 摘要传统的超声波电动机由于升压变压器的存在，驱动系统通用性差。
- In the servo control system, traveling-wave ultrasonic motor (TUSM) need work in low speed. 在行波超声波电机伺服控制中，电机需要低速运行和正反向转动。
- Conclusion The oretical foundation is provided for designing longitudinal-torsional ultrasonic motor. 结论为纵扭复合型超声马达的设计提供了一定的理论基础。
- Ultrasonic motor (USM) is a new type motor which applies frictional force as the driving source. 摘要超声波电动机是以摩擦力作为驱动源的新型电动机。
- Abstract： This paper introduces the technology of ultrasonic motor (USM) and its potential in the future. 对超声波马达技术及其应用现状和发展前景做了介绍。
- Ultrasonic motor stalling is harmful to itself,so it is very important which ultrasonic motor are detected on-line. 超声电机堵转时对其本身危害很大,对其进行实时检测至关重要。
- Ultrasonic motor is a new type direct drive motor emerging with the development of high power density piezoelectric materials. 超声电动机是随着高功率密度压电材料的发展而出现的一种新型直接驱动电机。
- The problems of bending rotation ultrasonic motor are analyzed in micromation and industrialization.Some problems being worth researching are proposed. 分析了弯曲旋转超声马达在微型化和产业化方面的问题，提出了进一步研究的问题。
- A new hollow-structure hybrid longitudinal-torsional ultrasonic motor is put forward, which principle is different from the traditional one. 摘要为了提高电机低速时的大力矩，提出了一种具有中空结构的新型纵扭复合型超声波电机。
- This study puts forward an auto-detecting method of detecting the precision of dial gauges based on traveling wave ultrasonic motor (USM) and CPLD. 提出了一种基于行波超声波电动机(USM)和CPLD的新型指示表自动检定仪的设计方法。
- Results The change relations between resonance frequencies and load of longitudinal-torsional ultrasonic motor were got. 结果得出了纵扭复合型超声马达谐振频率与负载的变化关系。
- Lastly, a two-link and a three-link anthropomorphic ultrasonic motor (USM) serial DDR systems are established to investigate the feasibility. 为进一步探究各法则之可行性，本文中针对一双轴水平机械臂与一三轴空间机械臂为实验对象做验证。
- The ellipse motion of the driving points for cylinder type multi-DOF ultrasonic motor and its characteristics were outlined firstly. 分析了圆柱形多自由度超声电机驱动点的椭圆运动轨迹及其特点。
- The purpose of this research is to design a small-sized, light-weighted and mass-producible ultrasonic motor with low-cost operating equipments. 本研究的研究目标便是研发一种体积小、重量轻、制造与设备成本低的新超音波马达。
