JPH0269326U - - Google Patents
Info
- Publication number
- JPH0269326U JPH0269326U JP14723588U JP14723588U JPH0269326U JP H0269326 U JPH0269326 U JP H0269326U JP 14723588 U JP14723588 U JP 14723588U JP 14723588 U JP14723588 U JP 14723588U JP H0269326 U JPH0269326 U JP H0269326U
- Authority
- JP
- Japan
- Prior art keywords
- zoom lens
- legs
- drive mechanism
- copying machine
- frame
- 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
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Description
第１図ないし第３図はこの考案の複写機のズー
ムレンズの駆動機構の一実施例を示すものであり
、第１図は斜視図、第２図は要部の断面図、第３
図は第２図おける―線視断面図、第４図は超
音波リニアモータの他の例を示す側面図、第５図
は従来の複写機のズームレンズの駆動機構を示す
斜視図である。
１…前レンズ（ズームレンズ）、２…後レンズ
（ズームレンズ）、３…フレーム、２１…ガイド
ロツド（ガイド部）、２３，７０…超音波リニア
モータ、３１，３２，７１，７２…脚部、３３，
７３…胴部、３４，７７…振動体、３６，３７…
圧電素子（振動源）。
1 to 3 show an embodiment of the zoom lens drive mechanism of the copying machine of this invention, in which FIG. 1 is a perspective view, FIG. 2 is a cross-sectional view of the main parts, and FIG.
The drawings are a cross-sectional view taken along the line -- in FIG. 2, FIG. 4 is a side view showing another example of an ultrasonic linear motor, and FIG. 5 is a perspective view showing a drive mechanism for a zoom lens of a conventional copying machine. DESCRIPTION OF SYMBOLS 1... Front lens (zoom lens), 2... Rear lens (zoom lens), 3... Frame, 21... Guide rod (guide part), 23, 70... Ultrasonic linear motor, 31, 32, 71, 72... Leg part, 33,
73...Body part, 34,77...Vibrating body, 36,37...
Piezoelectric element (vibration source).
Claims (1)
ムレンズの光軸方向に平行に設けられたガイド部
に沿つて移動自在に設けられた複写機のズームレ
ンズの駆動機構において、 上記フレームに、該フレームの移動方向に配置
された少なくとも２本以上の脚部とこれらの脚部
の端部を連結する胴部とこれらの脚部および胴部
をそれぞれ振動させる振動源とを備えてなる超音
波リニアモータを、上記脚部の先端を上記ガイド
部に圧接させて設けたことを特徴とする複写機の
ズームレンズの駆動機構。[Claims for Utility Model Registration] A drive mechanism for a zoom lens of a copying machine in which a frame holding a zoom lens is movably provided along a guide section provided parallel to the optical axis direction of the zoom lens, The frame includes at least two or more legs disposed in the moving direction of the frame, a body connecting the ends of these legs, and a vibration source that vibrates the legs and the body, respectively. 1. A drive mechanism for a zoom lens of a copying machine, characterized in that an ultrasonic linear motor is provided with the tip of the leg part pressed against the guide part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14723588U JPH0269326U (en) | 1988-11-11 | 1988-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14723588U JPH0269326U (en) | 1988-11-11 | 1988-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0269326U true JPH0269326U (en) | 1990-05-25 |
Family
ID=31417452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14723588U Pending JPH0269326U (en) | 1988-11-11 | 1988-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0269326U (en) |
-
1988
- 1988-11-11 JP JP14723588U patent/JPH0269326U/ja active Pending