JP7310915B2 - 超音波モータ - Google Patents

超音波モータ Download PDF

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Publication number
JP7310915B2
JP7310915B2 JP2021556059A JP2021556059A JP7310915B2 JP 7310915 B2 JP7310915 B2 JP 7310915B2 JP 2021556059 A JP2021556059 A JP 2021556059A JP 2021556059 A JP2021556059 A JP 2021556059A JP 7310915 B2 JP7310915 B2 JP 7310915B2
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JP
Japan
Prior art keywords
piezoelectric element
wiring
vibrating body
main surface
axial direction
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.)
Active
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JP2021556059A
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English (en)
Japanese (ja)
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JPWO2021095637A5 (https=
JPWO2021095637A1 (https=
Inventor
俊明 山下
嗣治 上林
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
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Murata Manufacturing Co Ltd
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Publication date
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Publication of JPWO2021095637A1 publication Critical patent/JPWO2021095637A1/ja
Publication of JPWO2021095637A5 publication Critical patent/JPWO2021095637A5/ja
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    • 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
    • H02N2/103—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors by pressing one or more vibrators against the rotor
    • 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
    • H02N2/001—Driving devices, e.g. vibrators
    • 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
    • H02N2/12—Constructional details

Landscapes

  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
JP2021556059A 2019-11-15 2020-11-05 超音波モータ Active JP7310915B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019206729 2019-11-15
JP2019206729 2019-11-15
PCT/JP2020/041365 WO2021095637A1 (ja) 2019-11-15 2020-11-05 超音波モータ

Publications (3)

Publication Number Publication Date
JPWO2021095637A1 JPWO2021095637A1 (https=) 2021-05-20
JPWO2021095637A5 JPWO2021095637A5 (https=) 2022-06-15
JP7310915B2 true JP7310915B2 (ja) 2023-07-19

Family

ID=75911357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021556059A Active JP7310915B2 (ja) 2019-11-15 2020-11-05 超音波モータ

Country Status (4)

Country Link
US (1) US11736040B2 (https=)
JP (1) JP7310915B2 (https=)
CN (1) CN114651392B (https=)
WO (1) WO2021095637A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2009131145A (ja) 2007-11-27 2009-06-11 Korea Inst Of Science & Technology 円環型圧電超音波共振器及びそれを用いた圧電超音波回転モータ
JP2019165630A (ja) 2019-06-05 2019-09-26 株式会社トライフォース・マネジメント 発電素子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0744850B2 (ja) 1986-05-06 1995-05-15 キヤノン株式会社 振動波モ−タ−
JPH07107756A (ja) * 1993-09-30 1995-04-21 Murata Mfg Co Ltd 超音波モータ
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
EP3283790A4 (en) * 2015-04-15 2018-12-05 Genesis Robotics LLP Wave actuator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2009131145A (ja) 2007-11-27 2009-06-11 Korea Inst Of Science & Technology 円環型圧電超音波共振器及びそれを用いた圧電超音波回転モータ
JP2019165630A (ja) 2019-06-05 2019-09-26 株式会社トライフォース・マネジメント 発電素子

Also Published As

Publication number Publication date
CN114651392B (zh) 2026-03-24
WO2021095637A1 (ja) 2021-05-20
US11736040B2 (en) 2023-08-22
US20220263431A1 (en) 2022-08-18
JPWO2021095637A1 (https=) 2021-05-20
CN114651392A (zh) 2022-06-21

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