218101 ⎘
Electric machines in general using piezo-electric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors using travelling waves, i.e. Rayleigh surface waves
Sub-classes:VIBRATION-TYPE ACTUATOR, ELECTRONIC DEVICE, AND OPTICAL DEVICE
#2LENS BARREL AND IMAGING DEVICE
#3DRIVING APPARATUS FOR VIBRATION-TYPE ACTUATOR, AND DRIVING METHOD THEREOF
#4LENS BARREL AND IMAGING DEVICE
#5LENS BARREL AND IMAGING DEVICE
#6Lens barrel and imaging device with element and elastic body for producing vibration wave
#7Vibration wave motor and optical device
#8Vibration wave motor, drive control system, and optical apparatus
#9OPTICAL-DEVICE DRIVE APPARATUS, INTERCHANGEABLE LENS, AND IMAGING APPARATUS
#10Vibration actuator and method for manufacturing the same
#11Linear driving apparatus using vibration wave motor and optical apparatus
#12Piezoelectric element, piezoelectric actuator and electronic instrument using the same
#13Piezoelectric actuation platform
#14Vibration wave motor
#15Semiconductor integrated circuit and operation method thereof
#16Piezoelectric material, piezoelectric element, and electronic equipment
#17Piezoelectric material, piezoelectric element, and electronic device
#18OSCILLATION ACTUATOR
#19Method for manufacturing a vibration actuator
#20Vibration actuator having improved torque
#21Non-magnetic high-speed piezoelectric rotary motor
#22Vibration actuator and method for manufacturing the same
#23Piezoelectric motor having a plurality of piezoelectric elements
#24Spherical rotary piezoelectric motor
#25Motor device, apparatus and driving method for rotor
#26Ultrasonic wave handling device and a microscopic in-tube inspection system
#27Ultrasonic motor and electronic device using the same
#28Ultrasonic motor
#29Ultrasonic actuator, driving method of the ultrasonic actuator, lens driver, and portable device
#30Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement
#31Flat type piezoelectric ultrasonic motor
#32Method for displacing a movable element by means of a least two actuators facing each other and positioned on a stator, as well as a wave motor, displacing device and assembly