CN116368726A - 超声波电动机 - Google Patents

超声波电动机 Download PDF

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Publication number
CN116368726A
CN116368726A CN202180064911.9A CN202180064911A CN116368726A CN 116368726 A CN116368726 A CN 116368726A CN 202180064911 A CN202180064911 A CN 202180064911A CN 116368726 A CN116368726 A CN 116368726A
Authority
CN
China
Prior art keywords
vibrator
main surface
ultrasonic motor
mass
piezoelectric element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202180064911.9A
Other languages
English (en)
Chinese (zh)
Inventor
山下俊明
上林嗣治
樫浦英秋
浅野宏志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of CN116368726A publication Critical patent/CN116368726A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/16—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors using travelling waves, i.e. Rayleigh surface waves
    • H02N2/166—Motors with disc stator
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/87—Electrodes or interconnections, e.g. leads or terminals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
CN202180064911.9A 2020-11-13 2021-11-10 超声波电动机 Pending CN116368726A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-189590 2020-11-13
JP2020189590 2020-11-13
PCT/JP2021/041397 WO2022102673A1 (ja) 2020-11-13 2021-11-10 超音波モータ

Publications (1)

Publication Number Publication Date
CN116368726A true CN116368726A (zh) 2023-06-30

Family

ID=81601237

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180064911.9A Pending CN116368726A (zh) 2020-11-13 2021-11-10 超声波电动机

Country Status (4)

Country Link
US (1) US20230240144A1 (https=)
JP (1) JP7392874B2 (https=)
CN (1) CN116368726A (https=)
WO (1) WO2022102673A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021246015A1 (ja) * 2020-06-02 2021-12-09 株式会社村田製作所 駆動制御装置及び超音波モータシステム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61106076A (ja) * 1984-10-30 1986-05-24 Matsushita Electric Ind Co Ltd 超音波モータ
JPH067750B2 (ja) * 1986-02-20 1994-01-26 松下電器産業株式会社 超音波モ−タ
JPH01214274A (ja) * 1988-02-23 1989-08-28 Canon Inc 振動波モータ
JPH02110992U (https=) * 1989-02-20 1990-09-05
EP2360829B1 (en) * 2008-11-25 2015-08-12 Murata Manufacturing Co. Ltd. Piezoelectric oscillator and ultrasonic motor

Also Published As

Publication number Publication date
JP7392874B2 (ja) 2023-12-06
US20230240144A1 (en) 2023-07-27
WO2022102673A1 (ja) 2022-05-19
JPWO2022102673A1 (https=) 2022-05-19

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