JPH0414488U - - Google Patents

Info

Publication number
JPH0414488U
JPH0414488U JP5559690U JP5559690U JPH0414488U JP H0414488 U JPH0414488 U JP H0414488U JP 5559690 U JP5559690 U JP 5559690U JP 5559690 U JP5559690 U JP 5559690U JP H0414488 U JPH0414488 U JP H0414488U
Authority
JP
Japan
Prior art keywords
stator
rotor
casing
tachogenerator
share
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.)
Pending
Application number
JP5559690U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP5559690U priority Critical patent/JPH0414488U/ja
Publication of JPH0414488U publication Critical patent/JPH0414488U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係る超音波モータの縦断面図
、第２図は第１図と対応する他の実施例を示す図
、第３図は同モータの速度制御回路の一例を示す
ブロツクダイヤグラムである。 １……超音波、２……ステータ、３……圧電素
子、４……ロータ、５……皿バネ、６……ケーシ
ング、７……回転軸、８……タコジエネレータ、
９……マグネツト、１０……ブツシユ、１１……
ベアリング。 Fig. 1 is a longitudinal sectional view of an ultrasonic motor according to the present invention, Fig. 2 is a diagram showing another embodiment corresponding to Fig. 1, and Fig. 3 is a block diagram showing an example of the speed control circuit of the same motor. It is. DESCRIPTION OF SYMBOLS 1... Ultrasonic wave, 2... Stator, 3... Piezoelectric element, 4... Rotor, 5... Disc spring, 6... Casing, 7... Rotating shaft, 8... Tachozi generator,
9...Magnet, 10...Butsuyu, 11...
bearing.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ステータに屈曲進行波を発生させてロータを駆
動するようにした超音波モータにおいて、該モー
タの回転軸を共有するようにしてタコジエネレー
タをケーシングに一体に設けたことを特徴とする
超音波モータ。 An ultrasonic motor configured to generate a bending traveling wave in a stator to drive a rotor, characterized in that a tachogenerator is integrally provided in a casing so as to share the rotation axis of the motor.
JP5559690U 1990-05-28 1990-05-28 Pending JPH0414488U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5559690U JPH0414488U (en) 1990-05-28 1990-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5559690U JPH0414488U (en) 1990-05-28 1990-05-28

Publications (1)

Publication Number Publication Date
JPH0414488U true JPH0414488U (en) 1992-02-05

Family

ID=31578687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5559690U Pending JPH0414488U (en) 1990-05-28 1990-05-28

Country Status (1)

Country Link
JP (1) JPH0414488U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63290173A (en) * 1987-05-21 1988-11-28 Shicoh Eng Co Ltd Supersonic servo motor
JPH028187A (en) * 1988-06-27 1990-01-11 Mitsubishi Electric Corp Control device for door of elevator
JPH02101979A (en) * 1988-10-07 1990-04-13 Yaskawa Electric Mfg Co Ltd Positioning method for servo system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63290173A (en) * 1987-05-21 1988-11-28 Shicoh Eng Co Ltd Supersonic servo motor
JPH028187A (en) * 1988-06-27 1990-01-11 Mitsubishi Electric Corp Control device for door of elevator
JPH02101979A (en) * 1988-10-07 1990-04-13 Yaskawa Electric Mfg Co Ltd Positioning method for servo system

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