JPS61155857U - - Google Patents
Info
- Publication number
- JPS61155857U JPS61155857U JP3951485U JP3951485U JPS61155857U JP S61155857 U JPS61155857 U JP S61155857U JP 3951485 U JP3951485 U JP 3951485U JP 3951485 U JP3951485 U JP 3951485U JP S61155857 U JPS61155857 U JP S61155857U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- peeling
- timing
- corotron
- detection sensor
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案に係る用紙剥離用除電装置を実
装して成る電子写真複写機の構成例を示す概念図
、第２図はその用紙剥離用除電装置での剥離実行
中における剥離コロトロンへの印加電圧の経時変
化を示す図、第３図は第２図に示した印加電圧の
経時変化に対応する感光体表面電位の変化を示す
図、第４図は用紙の厚さをパラメータとしたとき
の前記剥離コロトロンへの印加電圧と用紙走行性
との関係図を示したものである。
１……感光体、２……給紙路、３……転写コロ
トロン、４……排紙機構、５……用紙、６……用
紙通過検出センサ、７……剥離コロトロン、８…
…タイマ回録、９……制御回路、１０……電源回
路。
FIG. 1 is a conceptual diagram showing an example of the configuration of an electrophotographic copying machine equipped with the static eliminator for paper peeling according to the present invention, and FIG. Figure 3 is a diagram showing changes in the applied voltage over time. Figure 3 is a diagram showing changes in the photoreceptor surface potential corresponding to the changes in applied voltage over time shown in Figure 2. Figure 4 is when paper thickness is used as a parameter. FIG. 3 is a diagram showing the relationship between the voltage applied to the peeling corotron and paper running properties. DESCRIPTION OF SYMBOLS 1... Photoreceptor, 2... Paper feed path, 3... Transfer corotron, 4... Paper discharge mechanism, 5... Paper, 6... Paper passage detection sensor, 7... Peeling corotron, 8...
...Timer recording, 9...Control circuit, 10...Power supply circuit.
Claims (1)
ンにより除転することによつて当該用紙を感光体
から剥離する用紙剥離用除電装置において、前記
用紙の通過を検出する用紙通過検出センサと、該
用紙通過検出センサの出力にもとづき前記用紙の
先端が用紙剥離位置に達する第１のタイミングと
、前記用紙が前記用紙剥離位置から当該用紙の長
さに応じて予め設定される一定の長さだけ搬送さ
れる第２のタイミングと、前記用紙剥離位置から
終端まで搬送される第３のタイミングとをそれぞ
れ検出するタイマ回路と、該タイマ回路の出力に
もとづき前記剥離コロトロンへ供給する電圧を可
変制御する制御手段を具備することを特徴とする
用紙剥離用除電装置。 In a paper stripping static eliminator that strips the paper from a photoreceptor by removing electric charge charged on the paper during transfer by a stripping corotron, the paper passage detection sensor detects passage of the paper; A first timing when the leading edge of the paper reaches a paper peeling position based on the output of the detection sensor, and the paper is conveyed from the paper peeling position by a predetermined length that is preset according to the length of the paper. a timer circuit for detecting a second timing and a third timing for conveying the paper from the peeling position to the end, respectively; and a control means for variably controlling the voltage supplied to the peeling corotron based on the output of the timer circuit. What is claimed is: 1. A static eliminator for paper peeling, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3951485U JPS61155857U (en) | 1985-03-19 | 1985-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3951485U JPS61155857U (en) | 1985-03-19 | 1985-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61155857U true JPS61155857U (en) | 1986-09-27 |
Family
ID=30547528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3951485U Pending JPS61155857U (en) | 1985-03-19 | 1985-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61155857U (en) |
-
1985
- 1985-03-19 JP JP3951485U patent/JPS61155857U/ja active Pending
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