JPH01166491U - - Google Patents
Info
- Publication number
- JPH01166491U JPH01166491U JP6179488U JP6179488U JPH01166491U JP H01166491 U JPH01166491 U JP H01166491U JP 6179488 U JP6179488 U JP 6179488U JP 6179488 U JP6179488 U JP 6179488U JP H01166491 U JPH01166491 U JP H01166491U
- Authority
- JP
- Japan
- Prior art keywords
- elastic body
- pieces
- sound
- vibrations
- vibration
- 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.)
- Granted
Links
Landscapes
- Shutters For Cameras (AREA)
Description
第１図は本考案の第１実施例の要部平面図であ
る。第２図は本考案の第１実施例の一部を破断し
た要部端面図である。第３図は本考案の第２実施
例の要部平面図である。第４図は本考案の第２実
施例の要部端面図である。第５図は本考案の第３
実施例の要部平面図である。第６図は本考案の第
３実施例の要部端面図である。
１，３０……シヤツタ装置、２，３，５１，５
４……シヤツタ羽根、１０，３１，３２，６４，
６５……音片、１１，４１，４２……弾性体、１
４，１５，４５，４６，４７，４８……圧電セラ
ミツクス、２５……押圧ローラ、３３……棒状部
材、６０……モータ、６６……円板。
FIG. 1 is a plan view of essential parts of a first embodiment of the present invention. FIG. 2 is a partially cutaway end view of the main part of the first embodiment of the present invention. FIG. 3 is a plan view of main parts of a second embodiment of the present invention. FIG. 4 is an end view of essential parts of a second embodiment of the present invention. Figure 5 shows the third part of this invention.
FIG. 3 is a plan view of main parts of the embodiment. FIG. 6 is an end view of essential parts of a third embodiment of the present invention. 1, 30... Shutter device, 2, 3, 51, 5
4...Shaft blade, 10, 31, 32, 64,
65... Sound piece, 11, 41, 42... Elastic body, 1
4, 15, 45, 46, 47, 48...piezoelectric ceramics, 25...press roller, 33...rod-shaped member, 60...motor, 66...disk.
Claims (1)
枚の圧電セラミツクスを固着し、圧電セラミツク
スの振動によつて弾性体に機械的な振動を発生さ
せる音片２個と、各々の弾性体に生ずる機械的な
振動が合成されるように前記音片を対向させて連
結する連結手段と、これらの音片の間に一部が挟
み込まれ、前記連結手段によつて回動自在に軸着
された回転板とからなり、弾性体の機械的な振動
により回転板を回動させるようにしたことを特徴
とする音片を用いたモータ。 (2) 弾性体と、この弾性体に各々の振動方向が
異なる向きで固着された２枚の圧電セラミツクス
と、これらの圧電セラミツクスの振動により弾性
体に発生する機械的な振動によつて変位して露光
開口を開閉するシヤツタ羽根とからなることを特
徴とするシヤツタ装置。[Claims for Utility Model Registration] (1) The elastic body has two parts so that each vibration direction is different.
Two pieces of piezoelectric ceramic are fixed to each other, and two pieces of sound are used to generate mechanical vibrations in an elastic body by the vibrations of the piezoelectric ceramic, and the pieces of sound are arranged so that the mechanical vibrations generated in each elastic body are synthesized. and a rotary plate that is partially sandwiched between these sound pieces and rotatably pivoted by the connecting means, and is configured to suppress mechanical vibration of the elastic body. A motor using sound pieces, characterized in that a rotary plate is rotated by. (2) An elastic body, two pieces of piezoelectric ceramics fixed to this elastic body with their vibration directions different, and displacement due to mechanical vibrations generated in the elastic body by the vibrations of these piezoelectric ceramics. A shutter device comprising a shutter blade that opens and closes an exposure aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988061794U JP2552429Y2 (en) | 1988-05-11 | 1988-05-11 | Shutter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988061794U JP2552429Y2 (en) | 1988-05-11 | 1988-05-11 | Shutter device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01166491U true JPH01166491U (en) | 1989-11-21 |
| JP2552429Y2 JP2552429Y2 (en) | 1997-10-29 |
Family
ID=31287439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988061794U Expired - Lifetime JP2552429Y2 (en) | 1988-05-11 | 1988-05-11 | Shutter device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2552429Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62259485A (en) * | 1986-05-02 | 1987-11-11 | Hiroshi Shimizu | Piezoelectric driving apparatus |
| JPS62259484A (en) * | 1986-05-02 | 1987-11-11 | Hiroshi Shimizu | Piezoelectric driving apparatus |
| JPS62277079A (en) * | 1986-02-06 | 1987-12-01 | Hiroshi Shimizu | Piezoelectric driving device |
| JPS6311070A (en) * | 1986-06-27 | 1988-01-18 | Marcon Electronics Co Ltd | Piezoelectric actuator |
-
1988
- 1988-05-11 JP JP1988061794U patent/JP2552429Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62277079A (en) * | 1986-02-06 | 1987-12-01 | Hiroshi Shimizu | Piezoelectric driving device |
| JPS62259485A (en) * | 1986-05-02 | 1987-11-11 | Hiroshi Shimizu | Piezoelectric driving apparatus |
| JPS62259484A (en) * | 1986-05-02 | 1987-11-11 | Hiroshi Shimizu | Piezoelectric driving apparatus |
| JPS6311070A (en) * | 1986-06-27 | 1988-01-18 | Marcon Electronics Co Ltd | Piezoelectric actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2552429Y2 (en) | 1997-10-29 |
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