JPH0394091U - - Google Patents
Info
- Publication number
- JPH0394091U JPH0394091U JP250390U JP250390U JPH0394091U JP H0394091 U JPH0394091 U JP H0394091U JP 250390 U JP250390 U JP 250390U JP 250390 U JP250390 U JP 250390U JP H0394091 U JPH0394091 U JP H0394091U
- Authority
- JP
- Japan
- Prior art keywords
- convex portion
- step motor
- vibration
- node
- wave step
- 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 1
Description
第１図は本考案の波動ステツプモータのステー
タの上面図。第２図は本考案の波動ステツプモー
タの原理を示す説明図。第３図は本考案の波動ス
テツプモータの断面図。
１……ステータ、２……ロータ、３……圧電素
子、１１……凸部、２２，２３，２４，２５……
突起部、Ｎ１，Ｎ２，Ｎ３，Ｎ４……節、１１１
，１１２，１１３，１１４，１２１，１２２，１
２３，１２４，１３１，１３２，１３３，１３４
……パターンの境。
FIG. 1 is a top view of the stator of the wave step motor of the present invention. FIG. 2 is an explanatory diagram showing the principle of the wave step motor of the present invention. FIG. 3 is a sectional view of the wave step motor of the present invention. 1... Stator, 2... Rotor, 3... Piezoelectric element, 11... Convex portion, 22, 23, 24, 25...
Projection, N 1 , N 2 , N 3 , N 4 ... node, 111
,112,113,114,121,122,1
23, 124, 131, 132, 133, 134
...The border of the pattern.
Claims (1)
設けたステータの振動の節の移動によりステツプ
送りをする波動ステツプモータにおいて、前記凸
部を前記振動の節になりうる位置から離して構成
した事を特徴とする波動ステツプモータ。 (2) 凸部は振動の節に対して対向する位置に存
する事を特徴とする請求項１記載の波動ステツプ
モータ。[Claims for Utility Model Registration] (1) In a wave step motor that performs step feeding by moving the vibration nodes of a stator that is attached with a piezoelectric element and provided with a convex portion in contact with the rotor, the convex portion is connected to the vibration node. A wave step motor characterized in that it is configured away from a position where it can become. (2) The wave step motor according to claim 1, wherein the convex portion is located at a position opposite to the node of vibration.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP250390U JPH0394091U (en) | 1990-01-16 | 1990-01-16 | |
| KR1019900016594A KR910008930A (en) | 1989-10-20 | 1990-10-18 | Ultrasonic motor |
| DE69030481T DE69030481T2 (en) | 1989-10-20 | 1990-10-18 | Ultrasonic motor |
| EP90311426A EP0424139B1 (en) | 1989-10-20 | 1990-10-18 | Ultrasonic motor |
| US07/602,444 US5247220A (en) | 1989-10-20 | 1990-10-22 | Ultrasonic motor |
| US08/363,557 US5521455A (en) | 1989-10-20 | 1994-12-22 | Ultrasonic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP250390U JPH0394091U (en) | 1990-01-16 | 1990-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0394091U true JPH0394091U (en) | 1991-09-25 |
Family
ID=31506376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP250390U Pending JPH0394091U (en) | 1989-10-20 | 1990-01-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0394091U (en) |
-
1990
- 1990-01-16 JP JP250390U patent/JPH0394091U/ja active Pending