CN114731120A - 超声波马达 - Google Patents

超声波马达 Download PDF

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Publication number
CN114731120A
CN114731120A CN202080077851.XA CN202080077851A CN114731120A CN 114731120 A CN114731120 A CN 114731120A CN 202080077851 A CN202080077851 A CN 202080077851A CN 114731120 A CN114731120 A CN 114731120A
Authority
CN
China
Prior art keywords
ultrasonic motor
piezoelectric element
vibrating body
main surface
vibrator
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
CN202080077851.XA
Other languages
English (en)
Chinese (zh)
Inventor
上林嗣治
山下俊明
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 CN114731120A publication Critical patent/CN114731120A/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
    • H02N2/163—Motors with ring stator
    • 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
    • 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
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/0075—Electrical details, e.g. drive or control circuits or methods
    • H02N2/0085—Leads; Wiring arrangements

Landscapes

  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
CN202080077851.XA 2019-11-15 2020-10-29 超声波马达 Pending CN114731120A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019206728 2019-11-15
JP2019-206728 2019-11-15
PCT/JP2020/040663 WO2021095549A1 (ja) 2019-11-15 2020-10-29 超音波モータ

Publications (1)

Publication Number Publication Date
CN114731120A true CN114731120A (zh) 2022-07-08

Family

ID=75912371

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080077851.XA Pending CN114731120A (zh) 2019-11-15 2020-10-29 超声波马达

Country Status (4)

Country Link
US (1) US11722075B2 (https=)
JP (1) JP7310914B2 (https=)
CN (1) CN114731120A (https=)
WO (1) WO2021095549A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07122863A (ja) * 1993-10-26 1995-05-12 Canon Precision Inc フレキシブルプリント基板保護構造
CN1129359A (zh) * 1994-08-11 1996-08-21 日本碍子株式会社 带有凸面膜片部的压电/电致伸缩膜元件及其制作方法
JPH10146071A (ja) * 1997-10-02 1998-05-29 Nikon Corp 超音波モータ
CN101310433A (zh) * 2005-11-10 2008-11-19 株式会社丰田自动织机 超声波马达
JP2009207254A (ja) * 2008-02-27 2009-09-10 Nikon Corp 振動アクチュエータ、レンズユニット、及び撮像装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07213080A (ja) * 1994-01-25 1995-08-11 Asmo Co Ltd 超音波モータにおけるステータの給電構造及び給電配線並びにその製造方法
JP2002142473A (ja) 2000-11-02 2002-05-17 Canon Inc 振動波駆動装置および振動波駆動装置を用いた装置
JP2006352984A (ja) * 2005-06-15 2006-12-28 Tdk Corp 圧電薄膜振動子およびその製造方法、並びにそれを用いた駆動装置および圧電モータ
JP4871593B2 (ja) 2006-01-06 2012-02-08 キヤノン株式会社 振動子及び振動波駆動装置
JP2009238342A (ja) * 2008-03-28 2009-10-15 Pioneer Electronic Corp 移動装置、及び情報記録再生装置
EP2360829B1 (en) 2008-11-25 2015-08-12 Murata Manufacturing Co. Ltd. Piezoelectric oscillator and ultrasonic motor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07122863A (ja) * 1993-10-26 1995-05-12 Canon Precision Inc フレキシブルプリント基板保護構造
CN1129359A (zh) * 1994-08-11 1996-08-21 日本碍子株式会社 带有凸面膜片部的压电/电致伸缩膜元件及其制作方法
JPH10146071A (ja) * 1997-10-02 1998-05-29 Nikon Corp 超音波モータ
CN101310433A (zh) * 2005-11-10 2008-11-19 株式会社丰田自动织机 超声波马达
JP2009207254A (ja) * 2008-02-27 2009-09-10 Nikon Corp 振動アクチュエータ、レンズユニット、及び撮像装置

Also Published As

Publication number Publication date
WO2021095549A1 (ja) 2021-05-20
JP7310914B2 (ja) 2023-07-19
US20220263433A1 (en) 2022-08-18
JPWO2021095549A1 (https=) 2021-05-20
US11722075B2 (en) 2023-08-08

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