JPS622058U - - Google Patents
Info
- Publication number
- JPS622058U JPS622058U JP9387685U JP9387685U JPS622058U JP S622058 U JPS622058 U JP S622058U JP 9387685 U JP9387685 U JP 9387685U JP 9387685 U JP9387685 U JP 9387685U JP S622058 U JPS622058 U JP S622058U
- Authority
- JP
- Japan
- Prior art keywords
- gap adjustment
- adjustment mechanism
- developing device
- gap
- photosensitive drum
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第1図は本考案によるギヤツプ調整機構の原理
図、第2図は本考案によるギヤツプ調整機構の主
要構成を示す斜視図、第3図は本考案の実施例を
示す要部正面図、第4図は従来のギヤツプ調整機
構を示す要部側断面図である。
第1図〜第3図において、1は感光ドラム、2
は現像マグネツトローラ、3は現像器、4は上下
用カム、4aはカム駆動軸、4′は固定面、6は
V型レール、7はU型レール、10は筐体、11
は偏心ローラ、12はローラ軸、13は位置決め
板、14は位置決めネジ、15はハンドル、Δは
ギヤツプ、δ1は左側ギヤツプ、δ2は右側ギヤ
ツプ、θは回動角をそれぞれ示す。
Fig. 1 is a principle diagram of the gap adjustment mechanism according to the present invention, Fig. 2 is a perspective view showing the main structure of the gap adjustment mechanism according to the invention, Fig. 3 is a front view of main parts showing an embodiment of the invention, Fig. 4 The figure is a sectional side view of a main part of a conventional gap adjustment mechanism. In Figures 1 to 3, 1 is a photosensitive drum, 2
is a developing magnet roller, 3 is a developing device, 4 is a top and bottom cam, 4a is a cam drive shaft, 4' is a fixed surface, 6 is a V-shaped rail, 7 is a U-shaped rail, 10 is a housing, 11
12 is an eccentric roller, 12 is a roller shaft, 13 is a positioning plate, 14 is a positioning screw, 15 is a handle, Δ is a gap, δ1 is a left side gap, δ2 is a right side gap, and θ is a rotation angle.
Claims (1)
プ調整機構であつて、 前記現像器の感光ドラムに対する上下方向の位
置決めが、該現像器とその昇降を司る上下用カム
との中間に介在させた偏心ローラの回動によつて
行われるようにしたことを特徴とするギヤツプ調
整機構。[Claims for Utility Model Registration] A gap adjustment mechanism for adjusting the gap between a photosensitive drum and a developing device, wherein the vertical positioning of the developing device with respect to the photosensitive drum is performed by a vertical cam that controls the vertical movement of the developing device and its elevation. A gap adjustment mechanism characterized in that the gap adjustment is performed by rotating an eccentric roller interposed between the gap adjustment mechanism and the gap adjustment mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9387685U JPS622058U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9387685U JPS622058U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS622058U true JPS622058U (en) | 1987-01-08 |
Family
ID=30651945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9387685U Pending JPS622058U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS622058U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10222042A (en) * | 1997-02-04 | 1998-08-21 | Tec Corp | Electrophotographic device |
JP2003307903A (en) * | 2002-02-15 | 2003-10-31 | Ricoh Co Ltd | Image forming device |
JP2005292426A (en) * | 2004-03-31 | 2005-10-20 | Toshiba Corp | Image forming apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59189379A (en) * | 1983-04-13 | 1984-10-26 | Fuji Xerox Co Ltd | Developing device |
-
1985
- 1985-06-20 JP JP9387685U patent/JPS622058U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59189379A (en) * | 1983-04-13 | 1984-10-26 | Fuji Xerox Co Ltd | Developing device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10222042A (en) * | 1997-02-04 | 1998-08-21 | Tec Corp | Electrophotographic device |
JP2003307903A (en) * | 2002-02-15 | 2003-10-31 | Ricoh Co Ltd | Image forming device |
JP2005292426A (en) * | 2004-03-31 | 2005-10-20 | Toshiba Corp | Image forming apparatus |
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