DE4131948A1 - Ultraschall-motor und vibrationsteil hierfuer - Google Patents

Ultraschall-motor und vibrationsteil hierfuer

Info

Publication number
DE4131948A1
DE4131948A1 DE4131948A DE4131948A DE4131948A1 DE 4131948 A1 DE4131948 A1 DE 4131948A1 DE 4131948 A DE4131948 A DE 4131948A DE 4131948 A DE4131948 A DE 4131948A DE 4131948 A1 DE4131948 A1 DE 4131948A1
Authority
DE
Germany
Prior art keywords
vibration
ultrasonic motor
sensor elements
drive
stator
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.)
Granted
Application number
DE4131948A
Other languages
German (de)
English (en)
Other versions
DE4131948C2 (enrdf_load_stackoverflow
Inventor
Chiaki Umemura
Mutsuro Aoyama
Takeshi Noda
Shinji Sagara
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.)
Fukoku Co Ltd
Original Assignee
FUKOKU AGEO KK
Aisin Seiki Co Ltd
Fukoku 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 FUKOKU AGEO KK, Aisin Seiki Co Ltd, Fukoku Co Ltd filed Critical FUKOKU AGEO KK
Publication of DE4131948A1 publication Critical patent/DE4131948A1/de
Application granted granted Critical
Publication of DE4131948C2 publication Critical patent/DE4131948C2/de
Granted legal-status Critical Current

Links

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • 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
    • H02N2/14—Drive circuits; Control arrangements or methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
DE4131948A 1990-09-27 1991-09-25 Ultraschall-motor und vibrationsteil hierfuer Granted DE4131948A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2258516A JP2992068B2 (ja) 1990-09-27 1990-09-27 超音波モータ用振動体および超音波モータ

Publications (2)

Publication Number Publication Date
DE4131948A1 true DE4131948A1 (de) 1992-04-02
DE4131948C2 DE4131948C2 (enrdf_load_stackoverflow) 1992-11-19

Family

ID=17321300

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4131948A Granted DE4131948A1 (de) 1990-09-27 1991-09-25 Ultraschall-motor und vibrationsteil hierfuer

Country Status (2)

Country Link
JP (1) JP2992068B2 (enrdf_load_stackoverflow)
DE (1) DE4131948A1 (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531793A1 (de) * 1991-09-11 1993-03-17 Licentia Patent-Verwaltungs-GmbH Elektrischer Scheibenwischerantrieb
DE4216050A1 (de) * 1992-05-15 1993-11-18 Daimler Benz Ag Ultraschallwanderwellenmotor mit formschlüssiger Anregung von Wanderwellen
EP0642065A1 (fr) * 1993-09-08 1995-03-08 Asulab S.A. Détecteur de position du rotor d'un moteur piézo-électrique
FR2769149A1 (fr) * 1997-09-26 1999-04-02 Daimler Benz Ag Moteur a ondes progressives muni d'un dispositif de mesure de temperature et procede de mesure de temperature
CN104885244A (zh) * 2012-12-26 2015-09-02 佳能株式会社 压电元件、用于振荡波马达的定子、振荡波马达、驱动控制系统、光学装置和制造用于振荡波马达的定子的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510411A (en) * 1983-05-04 1985-04-09 Nippon Kogaku K.K. Drive circuit for surface-wave driven motor utilizing ultrasonic vibration
JPS6373887A (ja) * 1986-09-17 1988-04-04 Shinsei Kogyo:Kk 進行波型超音波モ−タ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510411A (en) * 1983-05-04 1985-04-09 Nippon Kogaku K.K. Drive circuit for surface-wave driven motor utilizing ultrasonic vibration
JPS6373887A (ja) * 1986-09-17 1988-04-04 Shinsei Kogyo:Kk 進行波型超音波モ−タ

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531793A1 (de) * 1991-09-11 1993-03-17 Licentia Patent-Verwaltungs-GmbH Elektrischer Scheibenwischerantrieb
US5539269A (en) * 1991-09-11 1996-07-23 Licentia Patent-Verwaltungs-Gmbh Electrical windshield wiper drive
DE4216050A1 (de) * 1992-05-15 1993-11-18 Daimler Benz Ag Ultraschallwanderwellenmotor mit formschlüssiger Anregung von Wanderwellen
EP0642065A1 (fr) * 1993-09-08 1995-03-08 Asulab S.A. Détecteur de position du rotor d'un moteur piézo-électrique
US5473215A (en) * 1993-09-08 1995-12-05 Asulab S.A. Position detector of the rotor of a piezo-electric motor
FR2769149A1 (fr) * 1997-09-26 1999-04-02 Daimler Benz Ag Moteur a ondes progressives muni d'un dispositif de mesure de temperature et procede de mesure de temperature
CN104885244A (zh) * 2012-12-26 2015-09-02 佳能株式会社 压电元件、用于振荡波马达的定子、振荡波马达、驱动控制系统、光学装置和制造用于振荡波马达的定子的方法
US9893269B2 (en) 2012-12-26 2018-02-13 Canon Kabushiki Kaisha Piezoelectric element, stator for oscillatory wave motor, oscillatory wave motor, driving control system, optical apparatus, and method for making stator for oscillatory wave motor

Also Published As

Publication number Publication date
DE4131948C2 (enrdf_load_stackoverflow) 1992-11-19
JP2992068B2 (ja) 1999-12-20
JPH04138084A (ja) 1992-05-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KABUSHIKI KAISHA FUKOKU, AGEO, SAITAMA, JP

8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER GBR, 81245 MUENCHEN

8328 Change in the person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN

8339 Ceased/non-payment of the annual fee