JPH0424765U - - Google Patents
Info
- Publication number
- JPH0424765U JPH0424765U JP9962690U JP9962690U JPH0424765U JP H0424765 U JPH0424765 U JP H0424765U JP 9962690 U JP9962690 U JP 9962690U JP 9962690 U JP9962690 U JP 9962690U JP H0424765 U JPH0424765 U JP H0424765U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- developing device
- developing
- forming apparatus
- image forming
- 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
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Cleaning In Electrography (AREA)
- Color Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案実施例による現像剤回収構造の
全体構成を説明するための斜視図、第２図は第１
図に示した構造の要部を説明するための模式図、
第３図は第１図に示した構造の駆動部を示す一部
断面図、第４図は第１図に示した構造の作用を説
明するための第１図中、符号−線で示す方向
の矢視図、第５図は第１図に示した構造の作用を
説明するための第１図中、符号−線で示す方
向の矢視図、第６図は画像形成装置の一例を説明
するための配置図、第７図は第６図に示した装置
における現像装置の構造を示す模式的な断面図で
ある。
１……現像装置収容部、２……スライドレール
、３……回収タンク、４……回転駆動部、４Ａ…
…駆動部材、４Ａ１……錘頭部、５……面板、７
……変位部材、７Ａ……爪、７Ｃ……円盤、８…
…磁石群側の支軸、Ａ……現像装置、Ｂ……現像
スリーブ、Ｂ１……回転軸、Ｂ２……伝動プーリ
、Ｂ２０……窪み、Ｌ……現像主極、４２……感
光体クリーニング装置、４３……搬送手段クリー
ニング装置、４６……垂直導管、４７……トナー
搬送路管、４８……トナー搬送スクリユー。
FIG. 1 is a perspective view for explaining the overall configuration of a developer recovery structure according to an embodiment of the present invention, and FIG.
A schematic diagram for explaining the main parts of the structure shown in the figure,
Fig. 3 is a partial cross-sectional view showing the drive section of the structure shown in Fig. 1, and Fig. 4 is a direction indicated by the symbol - line in Fig. 1 for explaining the operation of the structure shown in Fig. 1. 5 is a view taken in the direction indicated by the symbol - line in FIG. 1 for explaining the function of the structure shown in FIG. 1, and FIG. 6 is an example of an image forming apparatus. FIG. 7 is a schematic sectional view showing the structure of the developing device in the apparatus shown in FIG. 6. DESCRIPTION OF SYMBOLS 1... Developing device housing section, 2... Slide rail, 3... Recovery tank, 4... Rotation drive unit, 4A...
...Drive member, 4A1... Weight head, 5... Face plate, 7
...Displacement member, 7A...Claw, 7C...Disc, 8...
...Spindle on magnet group side, A...Developing device, B...Developing sleeve, B1... Rotating shaft, B2... Transmission pulley, B20... Recess, L... Main developing pole, 42... Photoconductor cleaning Device, 43... Conveying means cleaning device, 46... Vertical conduit, 47... Toner conveying path pipe, 48... Toner conveying screw.
Claims (1)
行うための現像装置内に収容されている現像剤の
回収構造を備えた画像形成装置であつて、 上記回収構造は、画像形成装置本体側に形成し
てある開口を備えた現像装置収容部およびこの現
像装置収容部における現像装置のスライド部材に
対応した位置に設けてあるスライドレールと、 上記現像装置収容部における上記現像装置の長
手方向一端に対応する位置に設けられていて、現
像装置内の現像スリーブの回転伝達部に連結可能
な回転駆動部と、 上記感光体の近傍に位置し、画像転写後の感光
体上から残留トナーを除去する感光体クリーニン
グ装置および上記感光体との転写位置に向け複写
紙を搬送する搬送手段の近傍に位置して同搬送手
段に付着するトナーを除去する搬送手段クリーニ
ング装置から延長して設けてある共通のトナー搬
送路と、 上記トナー搬送路中に位置し、トナーを所定方
向に向け移送するトナー搬送手段と 上記トナー搬送路の一部に位置させてあるとと
もに、上記現像装置収容部の下部に位置し、上記
現像スリーブの一部を露出させる開口に対向させ
たトナー導入部を持ち、上記トナー搬送手段によ
り搬送されるトナーを収容する単一の回収タンク
と、 上記画像形成装置の開口を覆う蓋部材で構成さ
れ、上記現像スリーブの内部に配置してある現像
主極の位置を上記回収タンクから離間する位置に
変位させる手段を備えた面板で構成されているこ
とを特徴とする画像形成装置。[Scope of Claim for Utility Model Registration] An image forming apparatus equipped with a recovery structure for a developer contained in a developing device for performing visible image processing of an electrostatic latent image formed on a photoreceptor. , the collection structure includes a developing device accommodating section provided with an opening formed on the image forming apparatus main body side, a slide rail provided in the developing device accommodating section at a position corresponding to a slide member of the developing device, and the developing device accommodating section provided with an opening formed on the image forming apparatus main body side; a rotational drive section that is provided at a position corresponding to one end in the longitudinal direction of the developing device in the device accommodating section and is connectable to a rotation transmission section of a developing sleeve in the developing device; A photoconductor cleaning device that removes residual toner from the photoconductor after transfer, and a conveyor that is located near a conveyance device that conveys the copy paper toward the transfer position with the photoconductor to remove toner that adheres to the conveyance device. a common toner conveyance path extending from the means cleaning device; a toner conveyance means located in the toner conveyance path for directing and conveying toner in a predetermined direction; and a toner conveyance means located in a part of the toner conveyance path. and a single collection tank that is located at a lower part of the developing device housing section, has a toner introducing section facing an opening that exposes a part of the developing sleeve, and stores the toner conveyed by the toner conveying means. and a face plate comprising a lid member that covers an opening of the image forming apparatus, and a face plate having means for displacing a main developing pole disposed inside the developing sleeve to a position away from the collecting tank. An image forming apparatus characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990099626U JP2538780Y2 (en) | 1990-04-09 | 1990-09-21 | Developer recovery device in image forming apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2-37821 | 1990-04-09 | ||
| JP3782190 | 1990-04-09 | ||
| JP1990099626U JP2538780Y2 (en) | 1990-04-09 | 1990-09-21 | Developer recovery device in image forming apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0424765U true JPH0424765U (en) | 1992-02-27 |
| JP2538780Y2 JP2538780Y2 (en) | 1997-06-18 |
Family
ID=31890010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990099626U Expired - Fee Related JP2538780Y2 (en) | 1990-04-09 | 1990-09-21 | Developer recovery device in image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2538780Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014174537A (en) * | 2013-03-13 | 2014-09-22 | Ricoh Co Ltd | Developing device, process cartridge, and image forming apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57205161U (en) * | 1981-06-23 | 1982-12-27 | ||
| JPS61200558A (en) * | 1985-03-01 | 1986-09-05 | Canon Inc | Image forming device |
-
1990
- 1990-09-21 JP JP1990099626U patent/JP2538780Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57205161U (en) * | 1981-06-23 | 1982-12-27 | ||
| JPS61200558A (en) * | 1985-03-01 | 1986-09-05 | Canon Inc | Image forming device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014174537A (en) * | 2013-03-13 | 2014-09-22 | Ricoh Co Ltd | Developing device, process cartridge, and image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2538780Y2 (en) | 1997-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |