JPH0239272U - - Google Patents
Info
- Publication number
- JPH0239272U JPH0239272U JP11837588U JP11837588U JPH0239272U JP H0239272 U JPH0239272 U JP H0239272U JP 11837588 U JP11837588 U JP 11837588U JP 11837588 U JP11837588 U JP 11837588U JP H0239272 U JPH0239272 U JP H0239272U
- Authority
- JP
- Japan
- Prior art keywords
- photoreceptor
- detection means
- present
- attached
- removable
- 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.)
- Granted
Links
- 108091008695 photoreceptors Proteins 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Description
第1図は本考案の構成を示すブロツク図、第2
図は本考案の一実施例の概略を示す断面図、第3
図は感光体ドラムに保護シートを取付けた状態を
示す斜視図、第4図は上記実施例の濃度検出器を
示す回路図、第5図は同濃度検出器の特性図、第
6図は上記実施例の電気回路の概略を示すブロツ
ク図、第7図は上記実施例におけるCPUの処理
フローを示すフーチヤート、第8図は上記実施例
の操作部を示す平面図である。
3……感光体、4……検知手段、5……制御手
段。
Figure 1 is a block diagram showing the configuration of the present invention;
The figure is a sectional view schematically showing one embodiment of the present invention.
The figure is a perspective view showing a state in which a protective sheet is attached to the photoreceptor drum, Figure 4 is a circuit diagram showing the density detector of the above embodiment, Figure 5 is a characteristic diagram of the same density detector, and Figure 6 is the above FIG. 7 is a block diagram showing the outline of the electric circuit of the embodiment, FIG. 7 is a diagram showing the processing flow of the CPU in the embodiment, and FIG. 8 is a plan view showing the operation section of the embodiment. 3...Photoreceptor, 4...Detection means, 5...Control means.
Claims (1)
部材が取付けられていることを検知する検知手段
と、この検知手段の検知信号により異常処理を行
う制御手段とを備えたことを特徴とする電子写真
装置。 The present invention is characterized by comprising a removable photoreceptor, a detection means for detecting that a photoreceptor protection member is attached to the photoreceptor, and a control means for performing abnormality processing based on a detection signal from the detection means. Electrophotographic equipment.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988118375U JPH0755571Y2 (en) | 1988-09-09 | 1988-09-09 | Electrophotographic device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988118375U JPH0755571Y2 (en) | 1988-09-09 | 1988-09-09 | Electrophotographic device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0239272U true JPH0239272U (en) | 1990-03-15 |
JPH0755571Y2 JPH0755571Y2 (en) | 1995-12-20 |
Family
ID=31362678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988118375U Expired - Lifetime JPH0755571Y2 (en) | 1988-09-09 | 1988-09-09 | Electrophotographic device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0755571Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005300849A (en) * | 2004-04-09 | 2005-10-27 | Fuji Xerox Co Ltd | Image forming unit and image forming apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6230269U (en) * | 1985-08-05 | 1987-02-23 | ||
JPS6281945U (en) * | 1985-11-13 | 1987-05-25 |
-
1988
- 1988-09-09 JP JP1988118375U patent/JPH0755571Y2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6230269U (en) * | 1985-08-05 | 1987-02-23 | ||
JPS6281945U (en) * | 1985-11-13 | 1987-05-25 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005300849A (en) * | 2004-04-09 | 2005-10-27 | Fuji Xerox Co Ltd | Image forming unit and image forming apparatus |
JP4590909B2 (en) * | 2004-04-09 | 2010-12-01 | 富士ゼロックス株式会社 | Image forming apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPH0755571Y2 (en) | 1995-12-20 |
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