JPH0283695U - - Google Patents

Info

Publication number
JPH0283695U
JPH0283695U JP16033888U JP16033888U JPH0283695U JP H0283695 U JPH0283695 U JP H0283695U JP 16033888 U JP16033888 U JP 16033888U JP 16033888 U JP16033888 U JP 16033888U JP H0283695 U JPH0283695 U JP H0283695U
Authority
JP
Japan
Prior art keywords
cylindrical member
shaft member
stator
ultrasonic actuator
displaced
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
JP16033888U
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 JP16033888U priority Critical patent/JPH0283695U/ja
Publication of JPH0283695U publication Critical patent/JPH0283695U/ja
Pending legal-status Critical Current

Links

Description

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

第１図は本考案による超音波アクチユエータの
一実施例を示す図、第２図は従来の超音波アクチ
ユエータを示す図、第３図は本考案による超音波
アクチユエータの動作を説明するための図である
。 １…ステータ、２…ロータ、３…圧電素子。 FIG. 1 is a diagram showing an embodiment of the ultrasonic actuator according to the present invention, FIG. 2 is a diagram showing a conventional ultrasonic actuator, and FIG. 3 is a diagram for explaining the operation of the ultrasonic actuator according to the present invention. be. 1...Stator, 2...Rotor, 3...Piezoelectric element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸方向貫通孔を有する弾性の円筒部材及び該円
筒部材の外表面に配列され、前記外表面に対して
垂直方向に変位する複数の圧電素子を備えるステ
ータと、前記貫通孔に貫通して、前記円筒部材の
内表面に予め定められた摩擦力で接触する軸部材
とを有し、前記圧電素子に所定の位相関係で電圧
を印加して、前記軸部材を駆動させるようにした
ことを特徴とする超音波アクチユエータ。 a stator comprising an elastic cylindrical member having an axial through hole, a plurality of piezoelectric elements arranged on an outer surface of the cylindrical member and displaced in a direction perpendicular to the outer surface; It has a shaft member that contacts the inner surface of the cylindrical member with a predetermined frictional force, and the shaft member is driven by applying a voltage to the piezoelectric element in a predetermined phase relationship. ultrasonic actuator.
JP16033888U 1988-12-12 1988-12-12 Pending JPH0283695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16033888U JPH0283695U (en) 1988-12-12 1988-12-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16033888U JPH0283695U (en) 1988-12-12 1988-12-12

Publications (1)

Publication Number Publication Date
JPH0283695U true JPH0283695U (en) 1990-06-28

Family

ID=31442319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16033888U Pending JPH0283695U (en) 1988-12-12 1988-12-12

Country Status (1)

Country Link
JP (1) JPH0283695U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008038817A1 (en) * 2006-09-25 2008-04-03 National University Corporation Tokyo University Of Agriculture And Technology Ultrasonic operation device and microtube inside system
JP2009219280A (en) * 2008-03-11 2009-09-24 Fukoku Co Ltd Piezoelectric actuator
JP2009219281A (en) * 2008-03-11 2009-09-24 Fukoku Co Ltd Piezoelectric actuator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008038817A1 (en) * 2006-09-25 2008-04-03 National University Corporation Tokyo University Of Agriculture And Technology Ultrasonic operation device and microtube inside system
JP2009219280A (en) * 2008-03-11 2009-09-24 Fukoku Co Ltd Piezoelectric actuator
JP2009219281A (en) * 2008-03-11 2009-09-24 Fukoku Co Ltd Piezoelectric actuator

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