JPH0451444U - - Google Patents
Info
- Publication number
- JPH0451444U JPH0451444U JP9293190U JP9293190U JPH0451444U JP H0451444 U JPH0451444 U JP H0451444U JP 9293190 U JP9293190 U JP 9293190U JP 9293190 U JP9293190 U JP 9293190U JP H0451444 U JPH0451444 U JP H0451444U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- feed tray
- manual feed
- detects
- open
- 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
- 230000007723 transport mechanism Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
Landscapes
- Paper Feeding For Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
Description
第１図は本考案の実施例を示す動作説明図、第
２図は縦断側面図、第３図は従来例を示す動作説
明図である。
９……印刷用紙、１０……画像形成装置、１１
……本体ハウジング、２０……用紙搬送機構、２
４……手差しトレー、２７……用紙センサ、２８
……開閉センサ。
FIG. 1 is an operational explanatory diagram showing an embodiment of the present invention, FIG. 2 is a longitudinal sectional side view, and FIG. 3 is an operational explanatory diagram showing a conventional example. 9...Printing paper, 10...Image forming device, 11
...Body housing, 20...Paper transport mechanism, 2
4... Manual feed tray, 27... Paper sensor, 28
...Open/close sensor.
Claims (1)
た本体ハウジングと、セツトされる印刷用紙を被
う形状に形成されて前記本体ハウジングの用紙搬
送機構と連通する位置に開閉自在に取付けられた
手差しトレーと、この手差しトレー内の印刷用紙
の有無を検知する用紙センサと、前記手差しトレ
ーの開閉状態を検知する開閉センサと、この開閉
センサと前記用紙センサとの検知出力から前記印
刷用紙がセツトされた前記手差しトレーが前記本
体ハウジングに閉じられたことを検知して前記用
紙搬送機構を動作可能状態とする動作制御手段と
よりなることを特徴とする画像形成装置。 A main body housing in which at least a printing section and a paper transport mechanism are built-in, and a manual feed tray that is formed in a shape to cover the set printing paper and is attached to the main body housing at a position that communicates with the paper transport mechanism so as to be openable and closable. , a paper sensor that detects the presence or absence of printing paper in the manual feed tray, an open/close sensor that detects the open/closed state of the manual feed tray, and a detection output from the open/close sensor and the paper sensor to determine whether the print paper is set. An image forming apparatus comprising: an operation control means that detects that the manual feed tray is closed in the main body housing and enables the paper transport mechanism to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293190U JPH0451444U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293190U JPH0451444U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451444U true JPH0451444U (en) | 1992-04-30 |
Family
ID=31829767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9293190U Pending JPH0451444U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451444U (en) |
-
1990
- 1990-09-04 JP JP9293190U patent/JPH0451444U/ja active Pending