JPS63141967U - - Google Patents
Info
- Publication number
- JPS63141967U JPS63141967U JP3541987U JP3541987U JPS63141967U JP S63141967 U JPS63141967 U JP S63141967U JP 3541987 U JP3541987 U JP 3541987U JP 3541987 U JP3541987 U JP 3541987U JP S63141967 U JPS63141967 U JP S63141967U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- drum
- gripper
- transfer
- transfer 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
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Color Electrophotography (AREA)
Description
第１図は本考案実施例による画像形成装置の全
体構成図、第２図は第１図に示した画像形成装置
に具備されている転写ドラムの斜視図、第３図は
第１図に示した画像形成装置における感光体ドラ
ムと転写ドラムの内部構造を示す断面図、第４図
は第１図に示した画像形成装置における転写ドラ
ムのシート排出側の構造を示す模型図、第５図は
第１図に示した画像形成装置の制御系を示すブロ
ツク図、第６図、第７図は本考案実施例による作
用をそれぞれ示す模型図である。
１……画像形成装置、２……感光体ドラム、３
Ｇ……転写ドラム、３Ｃ，３Ｄ，３Ｅ……開口部
、３Ｇ……転写用コロ放電器、３Ｈ……シート分
離分コロナ放電器、９Ｅ……搬送ガイド部材、Ｓ
……シート。
FIG. 1 is an overall configuration diagram of an image forming apparatus according to an embodiment of the present invention, FIG. 2 is a perspective view of a transfer drum included in the image forming apparatus shown in FIG. 1, and FIG. 3 is a diagram shown in FIG. 1. FIG. 4 is a cross-sectional view showing the internal structure of the photosensitive drum and transfer drum in the image forming apparatus shown in FIG. FIG. 1 is a block diagram showing the control system of the image forming apparatus, and FIGS. 6 and 7 are model diagrams showing the operation of the embodiment of the present invention. 1... Image forming device, 2... Photosensitive drum, 3
G... Transfer drum, 3C, 3D, 3E... Opening, 3G... Transfer roller discharger, 3H... Sheet separation corona discharger, 9E... Conveyance guide member, S
...Sheet.
Claims (1)
を担持して、同転写ドラム内に位置する転写用コ
ロナ放電器を介して感光体ドラム上の画像をシー
トに転写する画像形成装置において、 上記転写ドラムにシート先端を把持するグリツ
パを設ける一方、この転写ドラムに向けシートを
給送するレジストローラの近傍に、シートに対す
る多色複写時と単色複写時とで、シートの給送方
向を変化させる搬送ガイド部材を設け、この搬送
ガイド部材が多色複写モード時においてはシート
を上記ドラムのグリツパに誘導し、そして単色複
写モードにおいてはシートを感光体ドラムに向け
誘導することを特徴とする画像形成装置。[Claims for Utility Model Registration] A sheet is supported on a transfer drum facing a photoconductor drum, and the image on the photoconductor drum is transferred to the sheet via a transfer corona discharger located within the transfer drum. In the image forming apparatus, the transfer drum is provided with a gripper that grips the leading edge of the sheet, and a gripper is installed near the registration roller that feeds the sheet toward the transfer drum, depending on whether the sheet is being copied in multicolor or monochrome. A conveyance guide member that changes the feeding direction is provided, and this conveyance guide member guides the sheet to the gripper of the drum in a multicolor copying mode, and guides the sheet toward the photoreceptor drum in a monochrome copying mode. An image forming apparatus characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3541987U JPS63141967U (en) | 1987-03-11 | 1987-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3541987U JPS63141967U (en) | 1987-03-11 | 1987-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63141967U true JPS63141967U (en) | 1988-09-19 |
Family
ID=30844893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3541987U Pending JPS63141967U (en) | 1987-03-11 | 1987-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63141967U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6129859A (en) * | 1984-07-23 | 1986-02-10 | Fuji Xerox Co Ltd | Paper conveying method for color copying machine |
-
1987
- 1987-03-11 JP JP3541987U patent/JPS63141967U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6129859A (en) * | 1984-07-23 | 1986-02-10 | Fuji Xerox Co Ltd | Paper conveying method for color copying machine |
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