JPS5828862U - image forming device - Google Patents
image forming deviceInfo
- Publication number
- JPS5828862U JPS5828862U JP12329481U JP12329481U JPS5828862U JP S5828862 U JPS5828862 U JP S5828862U JP 12329481 U JP12329481 U JP 12329481U JP 12329481 U JP12329481 U JP 12329481U JP S5828862 U JPS5828862 U JP S5828862U
- Authority
- JP
- Japan
- Prior art keywords
- image forming
- image
- forming device
- density
- detection means
- 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
Landscapes
- Dry Development In Electrophotography (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示すもので、第1図は電子複
写機の一部を示す構成図、第2図は検知回路の出力電圧
を示すグラフ図、第3図は判別回路の出力電圧を示すグ
ラフ図である。
5・・・感光体、14・・・検知手段、20・・・表示
手段。The drawings show one embodiment of the present invention. Fig. 1 is a block diagram showing a part of an electronic copying machine, Fig. 2 is a graph showing the output voltage of the detection circuit, and Fig. 3 is the output of the discrimination circuit. It is a graph diagram showing voltage. 5... Photoreceptor, 14... Detection means, 20... Display means.
Claims (1)
成された画像の濃度を検知する検知手段と、この検知手
段によって検知された上記画像の濃度が上記現像剤の劣
化により一定値から変化したときこれを表示する表示手
段とを具備してなることを特徴とする画像形成装置。a photoreceptor, a detection means for detecting the density of an image formed by supplying a developer to the latent image on the photoreceptor, and a detection means for detecting the density of the image detected by the detection means, the density of the image being constant due to deterioration of the developer. 1. An image forming apparatus comprising: display means for displaying a change from a value.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12329481U JPS5828862U (en) | 1981-08-20 | 1981-08-20 | image forming device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12329481U JPS5828862U (en) | 1981-08-20 | 1981-08-20 | image forming device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5828862U true JPS5828862U (en) | 1983-02-24 |
JPS6336338Y2 JPS6336338Y2 (en) | 1988-09-27 |
Family
ID=29917199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12329481U Granted JPS5828862U (en) | 1981-08-20 | 1981-08-20 | image forming device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5828862U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342824A (en) * | 1976-09-30 | 1978-04-18 | Ricoh Co Ltd | Display method for deterioration level of developing agent |
JPS554403U (en) * | 1978-05-26 | 1980-01-12 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3831216A (en) * | 1973-08-06 | 1974-08-27 | Int Shoe Machine Corp | Method and machine for cement lasting |
-
1981
- 1981-08-20 JP JP12329481U patent/JPS5828862U/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342824A (en) * | 1976-09-30 | 1978-04-18 | Ricoh Co Ltd | Display method for deterioration level of developing agent |
JPS554403U (en) * | 1978-05-26 | 1980-01-12 |
Also Published As
Publication number | Publication date |
---|---|
JPS6336338Y2 (en) | 1988-09-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5828862U (en) | image forming device | |
JPS6122051U (en) | Toner density control device for image forming apparatus | |
JPS5881529U (en) | optical recording device | |
JPS58163963U (en) | Copy machine paper position display device | |
JPS6041962U (en) | Copy machine density control device | |
JPS5990959U (en) | electrophotographic recording device | |
JPS58178152U (en) | developing device | |
JPS5828861U (en) | Toner remaining amount detection mechanism | |
JPS59138872U (en) | Cleaning device for electrophotographic copying machine | |
JPH0175265U (en) | ||
JPS5874264U (en) | developing device | |
JPS581947U (en) | developing device | |
JPS591068U (en) | image forming device | |
JPS5989228U (en) | Electrophotographic recording device using a transistor temperature detector | |
JPS63149674A (en) | Developer detecting device | |
JPS6019038U (en) | copying device | |
JPS5930153U (en) | Automatic copy density control device for electronic copying machines | |
JPS6114388U (en) | Photoconductor electrostatic property measuring device | |
JPS5865061U (en) | Device for removing impurities from developer in electrophotography | |
JPS5893952U (en) | developer | |
JPS60130459U (en) | Surface potential control device for photoreceptor drum in electrophotographic equipment | |
JPS608961U (en) | Developer concentration detection device for electronic copying machines | |
JPS601145U (en) | copier display | |
JPS597461U (en) | Flash fixing device | |
JPS6176452U (en) |