JPH0273664U - - Google Patents
Info
- Publication number
- JPH0273664U JPH0273664U JP15395888U JP15395888U JPH0273664U JP H0273664 U JPH0273664 U JP H0273664U JP 15395888 U JP15395888 U JP 15395888U JP 15395888 U JP15395888 U JP 15395888U JP H0273664 U JPH0273664 U JP H0273664U
- Authority
- JP
- Japan
- Prior art keywords
- photoreceptor
- paper
- dark
- detection device
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Description
第１図は本考案実施例における感光体を示す斜
視図、第２図は本考案の他の実施例を示す図、第
３図は本考案のさらに他の実施例を示す図であり
、第４図は複写機の構造の要部を示す正面図、第
５図は従来の用紙剥離ミス検知装置を示す図であ
る。
１：感光体、２，４，６：黒色塗装部、３，７
：フオトセンサー、５：感光体ウエブ、２０：複
写機、２１：露光ランプ、２２：プラテン部、２
３：感光体、２４：帯電器、２５：現像器、２６
：転写器、２７：用紙剥離爪、２８：クリーナー
、２９ａ，２９ｂ：給紙装置、３０：用紙搬送ベ
ルト、３１：定着装置、３２：排紙装置、３３：
排紙トレイ、３４：フオトセンサー、４０：感光
体、４１：発光素子、４２：受光素子。
FIG. 1 is a perspective view showing a photoreceptor in an embodiment of the invention, FIG. 2 is a diagram showing another embodiment of the invention, and FIG. 3 is a diagram showing still another embodiment of the invention. FIG. 4 is a front view showing the main parts of the structure of the copying machine, and FIG. 5 is a diagram showing a conventional paper peeling error detection device. 1: Photoreceptor, 2, 4, 6: Black painted part, 3, 7
: Photo sensor, 5: Photoconductor web, 20: Copying machine, 21: Exposure lamp, 22: Platen section, 2
3: Photoreceptor, 24: Charger, 25: Developer, 26
: Transfer device, 27: Paper peeling claw, 28: Cleaner, 29a, 29b: Paper feeding device, 30: Paper conveyance belt, 31: Fixing device, 32: Paper ejecting device, 33:
Paper discharge tray, 34: Photo sensor, 40: Photoreceptor, 41: Light emitting element, 42: Light receiving element.
Claims (1)
形成し、該暗色部を指向する発光素子及び受光素
子を感光体近傍に設けたことを特徴とする用紙剥
離状態検知装置。 ２ 前記暗色部を形成する部分を感光体表面の用
紙側縁通過基準線に沿つた全周または一部分とし
たことを特徴とする請求項１記載の用紙剥離状態
検知装置。[Claims for Utility Model Registration] 1. A sheet of paper characterized in that a dark-colored area is formed on a part of the surface of a photoreceptor of an electrophotographic device, and a light-emitting element and a light-receiving element directed toward the dark-colored area are provided near the photoreceptor. Peeling condition detection device. 2. The paper peeling state detection device according to claim 1, wherein the portion forming the dark color portion is the entire circumference or a portion of the photoreceptor surface along the paper side edge passing reference line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15395888U JPH0273664U (en) | 1988-11-26 | 1988-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15395888U JPH0273664U (en) | 1988-11-26 | 1988-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0273664U true JPH0273664U (en) | 1990-06-05 |
Family
ID=31430258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15395888U Pending JPH0273664U (en) | 1988-11-26 | 1988-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0273664U (en) |
-
1988
- 1988-11-26 JP JP15395888U patent/JPH0273664U/ja active Pending
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