JPS5930131U - Copying machine zoom lens drive device - Google Patents
Copying machine zoom lens drive deviceInfo
- Publication number
- JPS5930131U JPS5930131U JP12506482U JP12506482U JPS5930131U JP S5930131 U JPS5930131 U JP S5930131U JP 12506482 U JP12506482 U JP 12506482U JP 12506482 U JP12506482 U JP 12506482U JP S5930131 U JPS5930131 U JP S5930131U
- Authority
- JP
- Japan
- Prior art keywords
- guide rod
- lens
- cam
- copying machine
- rod
- 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
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は複写機光学系の系統図。第２図はこの考案の実
施例の要部の分解斜視図。第３図はその平面図。第４図
は第３図のＡ−Ａ線に沿った側面図。
図中、６・・・・・・第１ガイド杆、７・・・・・・支
持杆、８・・・・・・移動枠、８ａ・・・・・・連結杆
、８Ｃ・・・・・・支持板、９・・・・・・第２ガイド
杆、１０．１２・・・・・・レンズ枠、１１・・・・・
・絞り枠、１３・・・・・・カム板、１３ａ・・・・・
・駆動杆、１４・・・・・・スプリング、１５ａ、、
１５ｂ。
１５Ｃ・・・・・・カム孔、１６・・・・・・制御板、
Ｌｌ、 Ｌ２． Ｌ３゜Ｌ、・・・・・・第１、第２、
第３、第４のレンズ群。FIG. 1 is a system diagram of the copying machine optical system. FIG. 2 is an exploded perspective view of the main parts of the embodiment of this invention. Figure 3 is its plan view. FIG. 4 is a side view taken along line A-A in FIG. 3. In the figure, 6...First guide rod, 7...Support rod, 8...Movement frame, 8a...Connection rod, 8C... ...Support plate, 9...Second guide rod, 10.12...Lens frame, 11...
・Aperture frame, 13...Cam plate, 13a...
・Driving rod, 14...Spring, 15a,...
15b. 15C...Cam hole, 16...Control board,
Ll, L2. L3゜L... 1st, 2nd,
Third and fourth lens groups.
Claims (1)
を架設し、第１ガイド杆にはレンズ群間隔の変らない一
対のレンズ群を組み込んだ移動枠を摺動するように軸支
し、該移動枠には第２のガイド杆を第１ガイド杆に平行
に取付け、第２のガイド杆にはレンズ群間隔の変わるレ
ンズ枠の一端を摺動するように嵌合し、上記移動枠側面
には下降方向にはね付勢されたカム板を昇降するように
設は該カム板にはカム孔を複数設けると共に駆動杆を設
け、各カム孔には上記レンズ枠のピンを係合させ、駆動
杆を上記第１ガイド杆に平行な制御板の上端カム面に接
合させてなる複写機用ズームレンズの駆動装置。A first guide rod and a support rod are installed in the fuselage parallel to the optical axis of the lens system, and the first guide rod has an axis so as to slide a movable frame incorporating a pair of lens groups with the same distance between the lens groups. A second guide rod is attached to the movable frame parallel to the first guide rod, and one end of the lens frame whose lens group spacing changes is slidably fitted to the second guide rod. A cam plate that is biased in the downward direction is installed on the side surface of the moving frame to move up and down, and the cam plate has a plurality of cam holes and a drive rod, and each cam hole is fitted with a pin of the lens frame. A driving device for a zoom lens for a copying machine, the drive rod being engaged with an upper end cam surface of a control plate parallel to the first guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12506482U JPS5930131U (en) | 1982-08-20 | 1982-08-20 | Copying machine zoom lens drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12506482U JPS5930131U (en) | 1982-08-20 | 1982-08-20 | Copying machine zoom lens drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5930131U true JPS5930131U (en) | 1984-02-24 |
Family
ID=30284883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12506482U Pending JPS5930131U (en) | 1982-08-20 | 1982-08-20 | Copying machine zoom lens drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5930131U (en) |
-
1982
- 1982-08-20 JP JP12506482U patent/JPS5930131U/en active Pending
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