JPS6449866U - - Google Patents
Info
- Publication number
- JPS6449866U JPS6449866U JP14296387U JP14296387U JPS6449866U JP S6449866 U JPS6449866 U JP S6449866U JP 14296387 U JP14296387 U JP 14296387U JP 14296387 U JP14296387 U JP 14296387U JP S6449866 U JPS6449866 U JP S6449866U
- Authority
- JP
- Japan
- Prior art keywords
- reference density
- amount
- stored
- storage means
- electrophotographic apparatus
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の構成を示すブロツク図、第２
図は本考案に係る基準濃度発生装置が適用される
複写機の構造例を示す図、第３図は制御系の基本
構成例を示すブロツク図、だ４図及び第５図は処
理の流れを示すフローチヤートである。
符号の説明、１……基準板、２……露光係、３
……記憶手段、４……基準濃度データ作成手段、
１１……原稿、１３……パツチ、１４……露光ラ
ンプ、２１……感光ドラム、２２……帯電器、２
３……現像機、３４……トナーデイスペンサ、３
５……オーガロール、３６……モータ、４０……
光センサ、４１……ＣＰＵ、４２……ＲＯＭ、４
３……ＲＡＭ。
Figure 1 is a block diagram showing the configuration of the present invention;
The figure shows an example of the structure of a copying machine to which the reference density generating device according to the present invention is applied, Fig. 3 is a block diagram showing an example of the basic configuration of the control system, and Figs. 4 and 5 show the flow of processing. This is a flowchart. Explanation of symbols, 1... Reference plate, 2... Exposure staff, 3
...Storage means, 4...Reference concentration data creation means,
11... Original, 13... Patch, 14... Exposure lamp, 21... Photosensitive drum, 22... Charger, 2
3...Developer, 34...Toner dispenser, 3
5...Auger roll, 36...Motor, 40...
Optical sensor, 41...CPU, 42...ROM, 4
3...RAM.
Claims (1)
いて基準濃度データを作成する電子写真装置にお
ける基準濃度発生装置において、 上記基準板１の反射光量Ｑ１と所定の基準光量
Ｑ０との関係を定量化αして予め記憶した記憶手
段３と、 上記基準板１での反射光量Ｑと記憶手段３に記
憶した関係αに基づいて基準濃度データを作成す
る基準濃度データ作成手段４とを備えたことを特
徴とする電子写真装置における基準濃度発生装置
。 ２ 上記基準光量Ｑ０が、予め作成した基準濃度
シートの当該露光系２内での反射光量であること
を特徴とする実用新案登録請求の範囲第１項記載
の電子写真装置における基準濃度発生装置。 ３ 上記記憶手段３に記憶すべき関係αが、基準
光量Ｑ０と基準板１の反射光量Ｑ１との比（Ｑ０
／Ｑ１）であることを特徴とする実用新案登録請
求の範囲第１項記載の電子写真装置における基準
濃度発生装置。 ４ 上記記憶手段３に記憶すべき関係αが、基準
光量Ｑ０と基準板１の反射光量Ｑ１との比（Ｑ０
／Ｑ１）であると共に、上記基準濃度データ作成
手段４での基準濃度データの作成機能が、記憶手
段３に記憶した当該比（Ｑ０／Ｑ１）と基準板１
での反射光量Ｑとの乗算｛（Ｑ０／Ｑ１）＊Ｑ｝
であることを特徴とする実用新案登録請求の範囲
第１項記載の電子写真装置における基準濃度発生
装置。[Scope of Claim for Utility Model Registration] 1. In a reference density generation device in an electrophotographic apparatus that creates reference density data based on the amount of reflected light Q1 of the reference plate 1 within the exposure system 2, the amount of reflected light Q1 of the reference plate 1 and A storage means 3 in which the relationship with a predetermined reference light amount Q0 is quantified α and stored in advance, and a standard for creating reference density data based on the relationship α stored in the storage means 3 and the reflected light amount Q on the reference plate 1. 1. A reference density generation device for an electrophotographic apparatus, characterized in that the device includes density data creation means 4. 2. The reference density generating device for an electrophotographic apparatus according to claim 1, wherein the reference light amount Q0 is the amount of light reflected within the exposure system 2 of a reference density sheet prepared in advance. 3 The relationship α to be stored in the storage means 3 is the ratio (Q0
/Q1) A reference density generating device for an electrophotographic apparatus according to claim 1 of the utility model registration claim. 4 The relationship α to be stored in the storage means 3 is the ratio (Q0
/Q1), and the function of creating the reference density data in the reference density data creating means 4 is based on the ratio (Q0/Q1) stored in the storage means 3 and the reference plate 1.
Multiplying the amount of reflected light Q by {(Q0/Q1)*Q}
A reference density generating device for an electrophotographic apparatus according to claim 1 of the claimed utility model registration, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14296387U JPH0610373Y2 (en) | 1987-09-21 | 1987-09-21 | Reference density generator for electrophotographic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14296387U JPH0610373Y2 (en) | 1987-09-21 | 1987-09-21 | Reference density generator for electrophotographic apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6449866U true JPS6449866U (en) | 1989-03-28 |
| JPH0610373Y2 JPH0610373Y2 (en) | 1994-03-16 |
Family
ID=31409356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14296387U Expired - Lifetime JPH0610373Y2 (en) | 1987-09-21 | 1987-09-21 | Reference density generator for electrophotographic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0610373Y2 (en) |
-
1987
- 1987-09-21 JP JP14296387U patent/JPH0610373Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0610373Y2 (en) | 1994-03-16 |