JPS61165549U - - Google Patents
Info
- Publication number
- JPS61165549U JPS61165549U JP4816885U JP4816885U JPS61165549U JP S61165549 U JPS61165549 U JP S61165549U JP 4816885 U JP4816885 U JP 4816885U JP 4816885 U JP4816885 U JP 4816885U JP S61165549 U JPS61165549 U JP S61165549U
- Authority
- JP
- Japan
- Prior art keywords
- movable member
- concentration sensor
- platen
- reciprocating motion
- path
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Systems Of Projection Type Copiers (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図はこの考案に係る複写機の原稿濃度検知
装置の第一実施例を示す縦断面説明図、第２図は
その平面説明図、第３図は第１図中部拡大断面
説明図、第４図は第２図中部拡大説明図、第５
図は位置規制部材の作用を示す説明図、第６図は
この考案に係る複写機の原稿濃度検知装置の第二
実施例を示す平面説明図、第７図は第６図中―
線に相当する断面図、第８図は従来における複
写機の原稿濃度検知装置の一例を示す縦断面説明
図、第９図はその平面説明図である。
〔符号の説明〕、１……プラテン、２……露光
ユニツト（移動部材）、４……濃度センサ、５…
…原稿、１０……ガイドスリツト、３０……位置
規制部材。
FIG. 1 is an explanatory longitudinal cross-sectional view showing a first embodiment of the document density detection device for a copying machine according to this invention, FIG. 2 is an explanatory plan view thereof, and FIG. Figure 4 is an enlarged explanatory view of the middle part of Figure 2, and Figure 5
FIG. 6 is an explanatory diagram showing the action of the position regulating member, FIG. 6 is an explanatory plan view showing a second embodiment of the document density detection device for a copying machine according to this invention, and FIG.
8 is an explanatory longitudinal sectional view showing an example of a conventional document density detection device for a copying machine, and FIG. 9 is an explanatory plan view thereof. [Explanation of symbols] 1...Platen, 2...Exposure unit (moving member), 4...Density sensor, 5...
...Manuscript, 10...Guide slit, 30...Position regulating member.
Claims (1)
する移動部材と、この移動部材に対しプラテンの
前記他方向に沿つて進退自在に取付けられ且つ露
光動作前の移動部材往復動作中に検知作動する濃
度センサと、上記移動部材の往復動終端位置に対
応して一対設けられ且つ上記濃度センサと係合し
て当該濃度センサの進退方向位置の交互に可変と
する位置規制部材とを備え、移動部材の往路及び
復路において上記濃度センサの移動経路を相違さ
せたことを特徴とする複写機の原稿濃度検知装置
。 A movable member that reciprocates along one direction of the platen before the exposure operation, and a movable member that is attached to the movable member so as to be movable back and forth along the other direction of the platen, and that detects during the reciprocating motion of the movable member before the exposure operation. A movable member, comprising: a concentration sensor; and a pair of position regulating members provided corresponding to the end positions of the reciprocating motion of the movable member and engaging with the concentration sensor to alternately change the forward and backward positions of the concentration sensor; 1. A document density detection device for a copying machine, characterized in that the movement path of the density sensor is different in an outgoing path and a returning path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4816885U JPS61165549U (en) | 1985-04-02 | 1985-04-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4816885U JPS61165549U (en) | 1985-04-02 | 1985-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61165549U true JPS61165549U (en) | 1986-10-14 |
Family
ID=30564171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4816885U Pending JPS61165549U (en) | 1985-04-02 | 1985-04-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61165549U (en) |
-
1985
- 1985-04-02 JP JP4816885U patent/JPS61165549U/ja active Pending