JPS6324155U - - Google Patents
Info
- Publication number
- JPS6324155U JPS6324155U JP11779186U JP11779186U JPS6324155U JP S6324155 U JPS6324155 U JP S6324155U JP 11779186 U JP11779186 U JP 11779186U JP 11779186 U JP11779186 U JP 11779186U JP S6324155 U JPS6324155 U JP S6324155U
- Authority
- JP
- Japan
- Prior art keywords
- cassette
- paper
- attached
- image forming
- forming apparatus
- 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 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Sheets, Magazines, And Separation Thereof (AREA)
- Paper Feeding For Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
Description
第１図ａ，ｂは、本考案の一実施例の具体的構
成例の前面図及び側断面図、第２図は、用紙カセ
ツトの斜視図、第３図は、本考案を適用した画像
形成装置の概略構成図、第４図は、本考案の検知
機構の具体的回路構成図、第５図は、上記回路の
動作説明を示す図、第６図ａは、色識別シールの
具体的な構成の一例を示す図、第６図ｂは、前記
色識別シールを適用した場合の、検知動作を説明
するための図である。
９……反射型フオトセンサ、９ａ……発光ダイ
オード、９ｂ……フオトトランジスタ、１３……
色識別シール、２０……反射部材、３０，３１，
３２……コンパレータ。
1A and 1B are a front view and a side sectional view of a specific configuration example of an embodiment of the present invention, FIG. 2 is a perspective view of a paper cassette, and FIG. 3 is an image forming apparatus to which the present invention is applied. FIG. 4 is a schematic diagram of the device, FIG. 4 is a specific circuit diagram of the detection mechanism of the present invention, FIG. 5 is a diagram illustrating the operation of the above circuit, and FIG. FIG. 6b, which is a diagram showing an example of the configuration, is a diagram for explaining the detection operation when the color identification sticker is applied. 9... Reflective photo sensor, 9a... Light emitting diode, 9b... Photo transistor, 13...
Color identification sticker, 20... Reflective member, 30, 31,
32... Comparator.
Claims (1)
に構成した画像形成装置において、前記カセツト
の装着方向端部に設けられた所定の反射特性を有
する反射部材と前記カセツトを装着する際に、前
記反射部材が通過する方向の上方に位置し、前記
カセツト装着時に、前記カセツト内の用紙の上方
に位置するように前記画像形成装置本体に配設さ
れるフオトセンサと、前記フオトセンサの出力を
基に用紙の存在及びカセツトの装着の有無を検知
する手段を有することを特徴とする用紙及びカセ
ツトの検知機構。 In an image forming apparatus in which a cassette for placing sheets of paper is configured to be detachably attached to a paper feeding position, when the cassette is attached to a reflective member having a predetermined reflective property provided at an end of the cassette in the attachment direction, A photo sensor is provided in the main body of the image forming apparatus so as to be located above the direction in which the reflecting member passes, and to be located above the paper in the cassette when the cassette is installed; 1. A paper and cassette detection mechanism comprising means for detecting the presence of a cassette and whether or not a cassette is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11779186U JPS6324155U (en) | 1986-07-31 | 1986-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11779186U JPS6324155U (en) | 1986-07-31 | 1986-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6324155U true JPS6324155U (en) | 1988-02-17 |
Family
ID=31003637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11779186U Pending JPS6324155U (en) | 1986-07-31 | 1986-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016185832A (en) * | 2015-03-27 | 2016-10-27 | 京セラドキュメントソリューションズ株式会社 | Paper feed cassette monitoring device, image forming apparatus, and paper feed cassette monitoring method |
-
1986
- 1986-07-31 JP JP11779186U patent/JPS6324155U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016185832A (en) * | 2015-03-27 | 2016-10-27 | 京セラドキュメントソリューションズ株式会社 | Paper feed cassette monitoring device, image forming apparatus, and paper feed cassette monitoring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6216949U (en) | ||
| JPH0547660Y2 (en) | ||
| JPS6321638U (en) | ||
| JPS6186348U (en) | ||
| JP2753316B2 (en) | Rolled recording paper for thermal transfer | |
| JPH0436937Y2 (en) | ||
| JPH0355252U (en) | ||
| JPS59104731U (en) | Position detection device for sheets | |
| JPH02106344U (en) | ||
| JPH0374959U (en) | ||
| JPS63121954U (en) | ||
| JPH0374972U (en) | ||
| JPS62172056U (en) | ||
| JPH0358667U (en) | ||
| JPS6438636U (en) | ||
| JPS6067946U (en) | Print start positioning mechanism | |
| JPH0476462U (en) | ||
| JPS63165504U (en) | ||
| JPH01158149U (en) | ||
| JPH0438448U (en) | ||
| JPS5865559U (en) | Pinhole detection mechanism | |
| JPH0447560U (en) | ||
| JPH0255641U (en) | ||
| JPS5848458U (en) | Printer paper print position detection mechanism | |
| JPH0269662U (en) |