DE69030481D1 - Ultraschallmotor - Google Patents

Ultraschallmotor

Info

Publication number
DE69030481D1
DE69030481D1 DE69030481T DE69030481T DE69030481D1 DE 69030481 D1 DE69030481 D1 DE 69030481D1 DE 69030481 T DE69030481 T DE 69030481T DE 69030481 T DE69030481 T DE 69030481T DE 69030481 D1 DE69030481 D1 DE 69030481D1
Authority
DE
Germany
Prior art keywords
ultrasonic motor
ultrasonic
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
DE69030481T
Other languages
English (en)
Other versions
DE69030481T2 (de
Inventor
Osamu Miyazawa
Kiyoto Takeda
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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
Priority claimed from JP250490U external-priority patent/JPH0394092U/ja
Priority claimed from JP250390U external-priority patent/JPH0394091U/ja
Priority claimed from JP1403690U external-priority patent/JPH03106886U/ja
Priority claimed from JP1531490U external-priority patent/JPH03106887U/ja
Priority claimed from JP2054031A external-priority patent/JPH03256577A/ja
Priority claimed from JP2150165A external-priority patent/JP3018400B2/ja
Priority claimed from JP6629990U external-priority patent/JP2522698Y2/ja
Priority claimed from JP2178714A external-priority patent/JPH0467786A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69030481D1 publication Critical patent/DE69030481D1/de
Publication of DE69030481T2 publication Critical patent/DE69030481T2/de
Application granted granted Critical
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
    • 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
    • H02N2/001—Driving devices, e.g. vibrators
    • H02N2/0015—Driving devices, e.g. vibrators using only bending modes
    • 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
    • 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
DE69030481T 1989-10-20 1990-10-18 Ultraschallmotor Expired - Fee Related DE69030481T2 (de)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP27308289 1989-10-20
JP250390U JPH0394091U (de) 1990-01-16 1990-01-16
JP250490U JPH0394092U (de) 1990-01-16 1990-01-16
JP1403690U JPH03106886U (de) 1990-02-15 1990-02-15
JP1531490U JPH03106887U (de) 1990-02-19 1990-02-19
JP2054031A JPH03256577A (ja) 1990-03-06 1990-03-06 波動ステップモータ
JP2150165A JP3018400B2 (ja) 1990-06-08 1990-06-08 波動モータ
JP6629990U JP2522698Y2 (ja) 1990-06-22 1990-06-22 超音波モータのロータ構造
JP2178714A JPH0467786A (ja) 1990-07-06 1990-07-06 超音波モータ

Publications (2)

Publication Number Publication Date
DE69030481D1 true DE69030481D1 (de) 1997-05-22
DE69030481T2 DE69030481T2 (de) 1997-07-24

Family

ID=27576447

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030481T Expired - Fee Related DE69030481T2 (de) 1989-10-20 1990-10-18 Ultraschallmotor

Country Status (3)

Country Link
EP (1) EP0424139B1 (de)
KR (1) KR910008930A (de)
DE (1) DE69030481T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610468A (en) * 1990-10-22 1997-03-11 Seiko Epson Corporation Ultrasonic step motor
EP0495665B1 (de) 1991-01-17 1999-04-14 Seiko Epson Corporation Ultraschallschrittmotor
WO1992020141A1 (en) * 1991-04-26 1992-11-12 Seiko Instruments Inc. Ultrasonic motor
JP3043124B2 (ja) * 1991-08-26 2000-05-22 キヤノン株式会社 進行波型モータ装置
CH685183A5 (fr) * 1991-08-30 1995-04-13 Asulab Sa Moteur piézo-électrique.
FR2724788B1 (fr) * 1994-09-19 1997-01-24 Magneti Marelli France Transducteur a onde mecanique progressive
JP2969447B2 (ja) * 1998-01-29 1999-11-02 セイコーインスツルメンツ株式会社 超音波モータ及び超音波モータの製造方法
DE102013226418B3 (de) * 2013-12-18 2015-04-02 Physik Instrumente (Pi) Gmbh & Co. Kg Ultraschallmotor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01107678A (ja) * 1987-10-19 1989-04-25 Marcon Electron Co Ltd 超音波モータ
CN1035213A (zh) * 1987-12-29 1989-08-30 精工电子工业株式会社 行波电机
JPH0257289U (de) * 1988-10-15 1990-04-25
JP2764123B2 (ja) * 1989-04-28 1998-06-11 セイコーインスツルメンツ株式会社 超音波モータ及び超音波モータを有するアナログ式電子時計

Also Published As

Publication number Publication date
EP0424139B1 (de) 1997-04-16
KR910008930A (ko) 1991-05-31
DE69030481T2 (de) 1997-07-24
EP0424139A2 (de) 1991-04-24
EP0424139A3 (en) 1991-12-18

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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