JPS624745U - - Google Patents
Info
- Publication number
- JPS624745U JPS624745U JP9566685U JP9566685U JPS624745U JP S624745 U JPS624745 U JP S624745U JP 9566685 U JP9566685 U JP 9566685U JP 9566685 U JP9566685 U JP 9566685U JP S624745 U JPS624745 U JP S624745U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- shield
- upper side
- light shield
- light
- 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)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図は本考案の実施例の要部の概略的な構成
及び作用を示す断面図、第２図は従来例の要部の
概略的な構成及び作用を示す断面図である。
１はレンズ、１ａはキヤリツジ、２は枠体、３
は最終ミラー、４はライトシールド、５は補助シ
ールド。
FIG. 1 is a sectional view showing a schematic structure and operation of the main part of an embodiment of the present invention, and FIG. 2 is a sectional view showing a schematic structure and action of the main part of a conventional example. 1 is the lens, 1a is the carriage, 2 is the frame, 3
is the final mirror, 4 is the light shield, and 5 is the auxiliary shield.
Claims (1)
び拡大位置Ｓ３″にわたつて移動するようにした
変倍式の複写機において、上記レンズ１の上側に
、等倍位置Ｓ１″にあるレンズ１の上側から感材
に対向する最終ミラー３の上側にわたる長さのラ
イトシールド４を、その最終ミラー３側の端部を
枠体２側に上下方向に回動自在に支持して設け、
また上記レンズ１のキヤリツジ１ａに、レンズ１
の上側を遮光する補助シールド５を設け、この補
助シールド５の最終ミラー３側の長さを、レンズ
１が拡大位置Ｓ３″にあるときに上記ライトシー
ルド４とオーバラツプする長さにし、この補助シ
ールド５にて上記ライトシールド４を摺動自在に
支持したことを特徴とする複写機のライトシール
ド。 In a variable magnification type copying machine in which a lens 1 moves between a constant magnification position S 1 '', a reduced position S 2 '', and an enlarged position S 3 '', a constant magnification position S 1 '' is located above the lens 1. A light shield 4 having a length extending from the upper side of the lens 1 located above to the upper side of the final mirror 3 facing the photosensitive material is supported with its end on the final mirror 3 side on the frame 2 side so as to be freely rotatable in the vertical direction. established,
In addition, the lens 1 is attached to the carriage 1a of the lens 1.
An auxiliary shield 5 is provided to shield the upper side from light, and the length of the auxiliary shield 5 on the final mirror 3 side is set to overlap with the light shield 4 when the lens 1 is at the enlarged position S 3 ''. A light shield for a copying machine, characterized in that the light shield 4 is slidably supported by a shield 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9566685U JPS624745U (en) | 1985-06-26 | 1985-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9566685U JPS624745U (en) | 1985-06-26 | 1985-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS624745U true JPS624745U (en) | 1987-01-12 |
Family
ID=30960462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9566685U Pending JPS624745U (en) | 1985-06-26 | 1985-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS624745U (en) |
-
1985
- 1985-06-26 JP JP9566685U patent/JPS624745U/ja active Pending
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