JPS6142553U - developing device - Google Patents
developing deviceInfo
- Publication number
- JPS6142553U JPS6142553U JP12868684U JP12868684U JPS6142553U JP S6142553 U JPS6142553 U JP S6142553U JP 12868684 U JP12868684 U JP 12868684U JP 12868684 U JP12868684 U JP 12868684U JP S6142553 U JPS6142553 U JP S6142553U
- Authority
- JP
- Japan
- Prior art keywords
- developing device
- gap
- developing
- photosensitive drum
- developer
- 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
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
- 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
第1図より第3図は、現像剤の使用枚数による印刷濃度
、トナーの電荷量、およびスペントの変化を示すグラフ
である。
第4図は現像用マグネットロールと感光ドラムのギャッ
プと印刷濃度の関係を示すグラフである。
第5図に、本考案の実施例による印刷濃度変化と現像用
マグネットロールと感光ドラムのギャップの可変状況を
示すグラフである。
第6図には、本考案の一実施例を示す正面図である。
1は感光ドラム、2は現像用マグネットロ一 ′
−ル、3は現像機、4はホイール、5はギャップ調整用
プーリ、6はスプリングA,7はモータA18はプーリ
A,9はテープA1 10はベース、11はスプリング
B1 12はモータB1 13はプーリB1 14はテ
ープBである。FIGS. 1 to 3 are graphs showing changes in printing density, toner charge amount, and spent amount depending on the number of sheets of developer used. FIG. 4 is a graph showing the relationship between the gap between the developing magnet roll and the photosensitive drum and the printing density. FIG. 5 is a graph showing changes in printing density and variations in the gap between the developing magnet roll and the photosensitive drum according to an embodiment of the present invention. FIG. 6 is a front view showing an embodiment of the present invention. 1 is a photosensitive drum, 2 is a developing magnet roller
3 is the developer, 4 is the wheel, 5 is the gap adjustment pulley, 6 is the spring A, 7 is the motor A, 18 is the pulley A, 9 is the tape A1, 10 is the base, 11 is the spring B1, 12 is the motor B1, 13 is the Pulley B1 14 is tape B.
Claims (1)
ットロールと感光ドラムのギャップを、現像剤の劣化に
従い可変していくギャップ調節装置を装置本体に設けた
ことを特徴とした現像装置。A developing device, which is a printing device using an electrophotographic method, characterized in that a gap adjustment device is provided in the main body of the device to change the gap between a developing magnet roll and a photosensitive drum according to deterioration of developer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12868684U JPS6142553U (en) | 1984-08-24 | 1984-08-24 | developing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12868684U JPS6142553U (en) | 1984-08-24 | 1984-08-24 | developing device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6142553U true JPS6142553U (en) | 1986-03-19 |
Family
ID=30687310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12868684U Pending JPS6142553U (en) | 1984-08-24 | 1984-08-24 | developing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6142553U (en) |
-
1984
- 1984-08-24 JP JP12868684U patent/JPS6142553U/en active Pending
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