JP7485210B2 - 超音波モータ - Google Patents

超音波モータ Download PDF

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Publication number
JP7485210B2
JP7485210B2 JP2023514553A JP2023514553A JP7485210B2 JP 7485210 B2 JP7485210 B2 JP 7485210B2 JP 2023514553 A JP2023514553 A JP 2023514553A JP 2023514553 A JP2023514553 A JP 2023514553A JP 7485210 B2 JP7485210 B2 JP 7485210B2
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Japan
Prior art keywords
stator
vibrating body
hole
main surface
rotation portion
Prior art date
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Active
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JP2023514553A
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English (en)
Japanese (ja)
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JPWO2022220059A5 (https=
JPWO2022220059A1 (https=
Inventor
宏志 浅野
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 of JPWO2022220059A1 publication Critical patent/JPWO2022220059A1/ja
Publication of JPWO2022220059A5 publication Critical patent/JPWO2022220059A5/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
    • H02N2/10—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
    • H02N2/10—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)
JP2023514553A 2021-04-12 2022-03-25 超音波モータ Active JP7485210B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021066982 2021-04-12
JP2021066982 2021-04-12
PCT/JP2022/014301 WO2022220059A1 (ja) 2021-04-12 2022-03-25 超音波モータ

Publications (3)

Publication Number Publication Date
JPWO2022220059A1 JPWO2022220059A1 (https=) 2022-10-20
JPWO2022220059A5 JPWO2022220059A5 (https=) 2023-09-25
JP7485210B2 true JP7485210B2 (ja) 2024-05-16

Family

ID=83640602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023514553A Active JP7485210B2 (ja) 2021-04-12 2022-03-25 超音波モータ

Country Status (4)

Country Link
US (1) US20230387830A1 (https=)
JP (1) JP7485210B2 (https=)
CN (1) CN116897503A (https=)
WO (1) WO2022220059A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009066467A1 (ja) 2007-11-21 2009-05-28 Nikon Corporation 振動アクチュエータおよび撮像装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3566711B2 (ja) * 2002-07-12 2004-09-15 キヤノン株式会社 振動波駆動装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009066467A1 (ja) 2007-11-21 2009-05-28 Nikon Corporation 振動アクチュエータおよび撮像装置

Also Published As

Publication number Publication date
US20230387830A1 (en) 2023-11-30
JPWO2022220059A1 (https=) 2022-10-20
CN116897503A (zh) 2023-10-17
WO2022220059A1 (ja) 2022-10-20

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