JPH03106888U - - Google Patents
Info
- Publication number
- JPH03106888U JPH03106888U JP1555990U JP1555990U JPH03106888U JP H03106888 U JPH03106888 U JP H03106888U JP 1555990 U JP1555990 U JP 1555990U JP 1555990 U JP1555990 U JP 1555990U JP H03106888 U JPH03106888 U JP H03106888U
- Authority
- JP
- Japan
- Prior art keywords
- vibrating body
- area
- protrusions
- central axis
- tip
- 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
- 230000000750 progressive effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の実施例を示す振動体の断面図
、第２図は本考案の実施例を示す振動体の平面図
、第３図は本考案の実施例を示す振動体凸起部を
拡大した斜視図、第４図及び第５図は従来の振動
体凸起部を拡大した斜視図、第６図は本考案の実
施と従来の振動体凸起形状との違いによる、移動
体の回転数を定量化した、振動体凸起形状と移動
体回転数の関係を示す説明図であり、第７図は進
行性成波動モータの縦断面図である。
１０１……振動体凸起、１０２……振動体、１
０４……圧電素子、１２２……中心軸、１３１…
…ロータ、２０１，３０１，４０１，１０３……
凸起先端部、２０２……周方向カツト部、２０３
……径方向カツト部、４０２……面取り。
Fig. 1 is a sectional view of a vibrating body showing an embodiment of the present invention, Fig. 2 is a plan view of a vibrating body showing an embodiment of the present invention, and Fig. 3 is a convex part of the vibrating body showing an embodiment of the present invention. FIGS. 4 and 5 are enlarged perspective views of conventional vibrating body protrusions, and FIG. 6 is a moving body according to the difference between the implementation of the present invention and the conventional vibrating body convex shape. FIG. 7 is an explanatory diagram showing the relationship between the convex shape of the vibrating body and the rotational speed of the moving body, in which the rotational speed of the moving body is quantified, and FIG. 7 is a longitudinal cross-sectional view of the progressive wave motor. 101... Vibrating body convexity, 102... Vibrating body, 1
04... Piezoelectric element, 122... Central axis, 131...
...Rotor, 201, 301, 401, 103...
Convex tip portion, 202...Circumferential cut portion, 203
...Radial cut portion, 402... Chamfer.
Claims (1)
部材からなる振動体と、該振動体の片面に接合さ
れた圧電振動子と、該振動体の反対側の凸起に加
圧接触するように配置された移動体と、該移動体
を加圧するための加圧手段とからなり、該振動体
を径方向に一次の振動モードで励振させることで
移動体を駆動する進行波動モータの振動体におい
て、該振動体のすべての凸起に内径方向、外径方
向及び相隣りあう凸起間の部分の四方向に、斜面
状のカツトを形成し、該カツト後の凸起先端部の
面積はカツト前の凸起先端部の面積の１〜５０％
であることを特徴とする進行性波動モータの振動
体。 A vibrating body made of an elastic member having a central axis and fixedly supported by the central axis, a piezoelectric vibrator joined to one side of the vibrating body, and pressurized into contact with a protrusion on the opposite side of the vibrating body. The vibration of a traveling wave motor that consists of a moving body arranged as shown in FIG. In the body, slope-shaped cuts are formed on all the protrusions of the vibrating body in four directions: the inner diameter direction, the outer diameter direction, and the area between adjacent protrusions, and the area of the tip of the protrusions after the cut is is 1 to 50% of the area of the tip of the protrusion before cutting
A vibrating body of a progressive wave motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1555990U JPH03106888U (en) | 1990-02-19 | 1990-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1555990U JPH03106888U (en) | 1990-02-19 | 1990-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03106888U true JPH03106888U (en) | 1991-11-05 |
Family
ID=31518860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1555990U Pending JPH03106888U (en) | 1990-02-19 | 1990-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03106888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180055409A (en) * | 2016-11-17 | 2018-05-25 | 주식회사 빌트오토 | Holder for Current Transformer Installation |
-
1990
- 1990-02-19 JP JP1555990U patent/JPH03106888U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180055409A (en) * | 2016-11-17 | 2018-05-25 | 주식회사 빌트오토 | Holder for Current Transformer Installation |