DE69502461D1 - Akustischer Oberflächenwellenmotor - Google Patents

Akustischer Oberflächenwellenmotor

Info

Publication number
DE69502461D1
DE69502461D1 DE69502461T DE69502461T DE69502461D1 DE 69502461 D1 DE69502461 D1 DE 69502461D1 DE 69502461 T DE69502461 T DE 69502461T DE 69502461 T DE69502461 T DE 69502461T DE 69502461 D1 DE69502461 D1 DE 69502461D1
Authority
DE
Germany
Prior art keywords
surface wave
wave motor
acoustic surface
acoustic
motor
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.)
Expired - Fee Related
Application number
DE69502461T
Other languages
English (en)
Other versions
DE69502461T2 (de
Inventor
Bertrand Nogarede
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.)
Crouzet Automatismes SAS
Original Assignee
Crouzet Automatismes SAS
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 Crouzet Automatismes SAS filed Critical Crouzet Automatismes SAS
Publication of DE69502461D1 publication Critical patent/DE69502461D1/de
Application granted granted Critical
Publication of DE69502461T2 publication Critical patent/DE69502461T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H02N2/142—Small signal circuits; Means for controlling position or derived quantities, e.g. speed, torque, starting, stopping, reversing
DE69502461T 1994-09-16 1995-09-13 Akustischer Oberflächenwellenmotor Expired - Fee Related DE69502461T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9411339A FR2724787B1 (fr) 1994-09-16 1994-09-16 Machine a ondes acoustiques de surface

Publications (2)

Publication Number Publication Date
DE69502461D1 true DE69502461D1 (de) 1998-06-18
DE69502461T2 DE69502461T2 (de) 1999-01-28

Family

ID=9467189

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69502461T Expired - Fee Related DE69502461T2 (de) 1994-09-16 1995-09-13 Akustischer Oberflächenwellenmotor

Country Status (5)

Country Link
US (1) US5872416A (de)
EP (1) EP0702420B1 (de)
JP (1) JPH08182358A (de)
DE (1) DE69502461T2 (de)
FR (1) FR2724787B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6288475B1 (en) * 1998-02-27 2001-09-11 Star Micronics Co., Ltd. Ultrasonic motor
US7459626B2 (en) * 2004-11-05 2008-12-02 Roland Corporation Apparatus and method for detecting displacement of a movable member of an electronic musical instrument
US7885785B1 (en) * 2006-12-07 2011-02-08 Purdue Research Foundation Rotor position sensing apparatus and method using piezoelectric sensor and hall-effect sensor
JP5574523B2 (ja) * 2009-04-22 2014-08-20 株式会社プロテックデザイン 回転式入力装置及び電子機器
JP5606282B2 (ja) * 2010-04-09 2014-10-15 キヤノン株式会社 振動型アクチュエータの制御回路
JP5679781B2 (ja) 2010-11-26 2015-03-04 キヤノン株式会社 振動型アクチュエータの制御装置
JP2014018027A (ja) 2012-07-11 2014-01-30 Canon Inc 振動型アクチュエータ、撮像装置、及びステージ
CN108988601B (zh) * 2018-07-31 2020-05-01 安徽大学 一种球形电机、球形电机位置检测装置及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4794294A (en) * 1986-06-12 1988-12-27 Canon Kabushiki Kaisha Vibration wave motor
JP2874765B2 (ja) * 1989-06-19 1999-03-24 キヤノン株式会社 振動型モーター装置
JPH03145976A (ja) * 1989-10-30 1991-06-21 Nikon Corp 超音波モータの駆動装置
DE3939419A1 (de) * 1989-11-29 1991-06-06 Licentia Gmbh Mehrflaechensensorsteuerung fuer einen wanderwellenmotor
JPH0583962A (ja) * 1991-09-18 1993-04-02 Nec Corp 振動波モータ装置
KR100204460B1 (ko) * 1992-12-16 1999-06-15 모리시타 요이찌 초음파모터의 속도제어방법
FR2708790B1 (fr) * 1993-07-30 1995-10-27 Crouzet Automatismes Moteur à ondes acoustiques de surface.

Also Published As

Publication number Publication date
EP0702420A1 (de) 1996-03-20
JPH08182358A (ja) 1996-07-12
FR2724787A1 (fr) 1996-03-22
US5872416A (en) 1999-02-16
EP0702420B1 (de) 1998-05-13
DE69502461T2 (de) 1999-01-28
FR2724787B1 (fr) 1997-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee