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
Links
- 238000010586 diagram Methods 0.000 description 3
Description
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)
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.
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)
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 |
-
1988
- 1988-12-12 JP JP16033888U patent/JPH0283695U/ja active Pending
Cited By (3)
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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