JPH10198118A - Color image forming device - Google Patents

Color image forming device

Info

Publication number
JPH10198118A
JPH10198118A JP8358001A JP35800196A JPH10198118A JP H10198118 A JPH10198118 A JP H10198118A JP 8358001 A JP8358001 A JP 8358001A JP 35800196 A JP35800196 A JP 35800196A JP H10198118 A JPH10198118 A JP H10198118A
Authority
JP
Japan
Prior art keywords
image forming
color image
unit
transfer
forming 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
Application number
JP8358001A
Other languages
Japanese (ja)
Other versions
JP3447497B2 (en
Inventor
Tomohiro Miura
友宏 三浦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Priority to JP35800196A priority Critical patent/JP3447497B2/en
Publication of JPH10198118A publication Critical patent/JPH10198118A/en
Application granted granted Critical
Publication of JP3447497B2 publication Critical patent/JP3447497B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Electrophotography Configuration And Component (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Color Electrophotography (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a color image forming device easy in jamming treatment, without needing the enhancement of rigidity and accuracy, simple in constitution, capable of preventing the toner in a developing device from falling and improved in safety. SOLUTION: This color image forming device is equipped with plural photoreceptor units 10 arranged in parallel with each other in a horizontal direction and a carrying unit 12 arranged on the downside of the plural units 10 and carrying transfer sheet material in order to successively multiply transfer toner images of respective colors to the transfer sheet material held between plural units 10. The unit 12 is constituted so that it can be drawn out to the outside of the device in a direction orthogonal to the length direction of the unit 10.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、複数色のトナーを
用いて転写シート材にカラー画像を形成するカラー画像
形成装置に関し、特に、各色のトナー毎に1列に並べて
配置された複数の感光体ユニットを有するタンデム型の
カラー画像形成装置に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a color image forming apparatus for forming a color image on a transfer sheet material using toners of a plurality of colors, and more particularly to a plurality of photosensitive elements arranged in a line for each color toner. The present invention relates to a tandem type color image forming apparatus having a body unit.

【0002】[0002]

【従来の技術】タンデム型のカラー画像形成装置として
は、従来は、図4に示すようなものがある。同図におい
て、符号50は、互いに平行にかつ水平方向に並べて配
置された4つの感光体ユニットであり、この感光体ユニ
ット50の下側には、その感光体ユニット50が有する
感光体50aとの間に挾まれた転写紙等の転写シート材
に、各色のトナー画像を順次多重転写させるために転写
シート材を搬送する、搬送ユニット52の搬送ベルト5
4が配置されている。
2. Description of the Related Art As a tandem type color image forming apparatus, there is a conventional one as shown in FIG. In the figure, reference numeral 50 designates four photoconductor units arranged in parallel and in a horizontal direction, and a photoconductor unit 50a of the photoconductor unit 50 is provided below the photoconductor unit 50. A transport belt 5 of a transport unit 52 that transports the transfer sheet material so that toner images of each color are sequentially and multiplex-transferred onto a transfer sheet material such as a transfer paper sandwiched therebetween.
4 are arranged.

【0003】このような従来の、タンデム型のカラー画
像形成装置においては、ジャム(紙詰まり)が生じた場
合は、図外上方の、LEDが設けられた上ケースを回動
させて開いた後、4つの感光体ユニット50を1つ1つ
装置外に手で取り出してから、詰まった紙を除去してい
た。このため、このようなジャム処理が非常に煩雑であ
るという問題を有していた。
In such a conventional tandem-type color image forming apparatus, when a jam (paper jam) occurs, an upper case provided with an LED, which is located above the drawing, is rotated and opened. In the prior art, the four photoconductor units 50 were manually taken out of the apparatus one by one, and then the jammed paper was removed. For this reason, there has been a problem that such a jam processing is very complicated.

【0004】また、他の従来のタンデム型のカラー画像
形成装置としては、4つの感光体ユニット50が、上記
LEDが設けられた上ケースに一体的に組み込まれてい
て、その上ケースを回動させて開くときには、4つの感
光体ユニット50も共に持ち上げられるので、上記従来
のタンデム型のカラー画像形成装置のように、ジャム処
理が非常に煩雑となることを防止することができる。
Further, as another conventional tandem type color image forming apparatus, four photoreceptor units 50 are integrally incorporated in an upper case provided with the LEDs, and the upper case is rotated. When opened, the four photoconductor units 50 are also lifted together, so that it is possible to prevent the jam processing from becoming extremely complicated as in the above-described conventional tandem-type color image forming apparatus.

【0005】[0005]

【発明が解決しようとする課題】しかしながら、上記他
の従来のタンデム型のカラー画像形成装置においては、
4つの感光体ユニット50がLEDが設けられた上ケー
スに一体的に組み込まれているため、前記のように上ケ
ースを回動させて開く動作に耐えるだけの剛性と精度を
必要とするだけでなく、回動操作を軽減するためのスプ
リング等の部品数が増え、装置の構成を複雑化させると
共に、装置重量の増大化を招く。
However, in the above-mentioned other conventional tandem type color image forming apparatus,
Since the four photoreceptor units 50 are integrated into the upper case provided with the LEDs, only the rigidity and precision required to withstand the opening operation by rotating the upper case as described above are required. In addition, the number of components such as springs for reducing the rotation operation is increased, which complicates the configuration of the apparatus and increases the weight of the apparatus.

【0006】また、感光体ユニット50が上ケースに一
体的に組み込まれることにより、感光体ユニット50に
は現像装置が含まれているため、前記のように上ケース
を回動させて開く際に加わる衝撃力により、現像装置内
のトナーが各隙間や端部から落下して、カラー画像形成
装置内の他の部品の動作を阻害したり、装置内や転写シ
ート材を汚したりするおそれがある。
Further, since the photoreceptor unit 50 is integrally incorporated in the upper case, since the photoreceptor unit 50 includes a developing device, when the upper case is rotated and opened as described above, Due to the applied impact force, toner in the developing device may fall from each gap or end portion, hindering the operation of other components in the color image forming apparatus, or soiling the inside of the apparatus or the transfer sheet material. .

【0007】また、前述のように上ケースを回動させて
開くことにより、定着装置のヒートローラーが露出し
て、ジャム処理等の操作時における安全性を悪化させる
という問題があった。
Further, as described above, when the upper case is rotated and opened, the heat roller of the fixing device is exposed, and there is a problem that safety during operation such as jam clearance is deteriorated.

【0008】そこで本発明は、上記問題点に鑑みて、ジ
ャム処理が容易で、装置の剛性と精度を上げる必要がな
く、装置の構成が簡単で、現像装置内のトナーが落下す
ることもなく、さらに操作時における安全性を向上させ
たカラー画像形成装置を提供することを課題とするもの
である。
In view of the above problems, the present invention makes it easy to clear a jam, does not need to increase the rigidity and accuracy of the apparatus, has a simple structure, and does not cause toner in the developing apparatus to fall. It is another object of the present invention to provide a color image forming apparatus with improved safety during operation.

【0009】[0009]

【課題を解決するための手段】上記課題を解決するため
に本発明は、互いに平行にかつ水平方向に並べて配置さ
れた複数の感光体ユニットと、前記複数の感光体ユニッ
トの下側に配置され複数の感光体ユニットとの間に挾ま
れた転写シート材に各色のトナー画像を順次多重転写さ
せるために転写シート材を搬送する搬送ユニットと、を
備えたカラー画像形成装置において、前記搬送ユニット
を前記感光体ユニットの長さ方向または長さ方向に対し
て直交方向に装置外へ引出し可能に構成したことを特徴
とするものである。
SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a plurality of photosensitive units arranged in parallel with each other and in a horizontal direction, and a plurality of photosensitive units arranged below the plurality of photosensitive units. A transport unit for transporting the transfer sheet material in order to sequentially and multiplexly transfer the toner images of each color onto the transfer sheet material sandwiched between a plurality of photoreceptor units. The photosensitive member unit may be configured to be able to be pulled out of the apparatus in a length direction or a direction orthogonal to the length direction.

【0010】このような構成のカラー画像形成装置によ
れば、搬送ユニットを感光体ユニットの長さ方向または
長さ方向に対して直交方向に装置外へ引出し可能に構成
したため、カラー画像形成装置の動作中にジャムが発生
した場合には、転写シート材を搬送する搬送ユニット
を、感光体ユニットの長さ方向に対して直交方向に装置
外へ引出すことにより、従来のように上ケースを開くこ
となく容易、確実にジャム処理を行うことができる。
According to the color image forming apparatus having such a configuration, the transport unit can be pulled out of the apparatus in the length direction of the photoconductor unit or in a direction orthogonal to the length direction. If a jam occurs during operation, open the upper case as in the conventional case by pulling the transport unit that transports the transfer sheet material out of the device in a direction perpendicular to the length direction of the photoconductor unit. Jam processing can be performed easily and reliably.

【0011】このため、カラー画像形成装置の剛性と精
度を上げる必要がなく、装置の構成が簡単で、現像装置
内のトナーが落下することもなく、さらにジャム処理等
の操作時における安全性を向上させることができる。
For this reason, it is not necessary to increase the rigidity and accuracy of the color image forming apparatus, the structure of the apparatus is simple, the toner in the developing device does not drop, and the safety at the time of operation such as jam clearance is improved. Can be improved.

【0012】[0012]

【発明の実施の形態】以下、本発明の実施の形態につい
て、図面に基づいて詳しく説明する。図1ないし図3
は、本発明の第1の実施の形態に係るカラー画像形成装
置を示す図である。
Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 3
1 is a diagram illustrating a color image forming apparatus according to a first embodiment of the present invention.

【0013】図において、符号10は、互いに平行にか
つ水平方向に並べて配置された4つの感光体ユニットで
あり、この4つの感光体ユニット10の下側には、その
感光体ユニット10が有する感光体10aとの間に挾ま
れた転写紙(転写シート材,図示せず)に各色のトナー
画像を順次多重転写させるために、転写紙を搬送する搬
送ベルト14を有する搬送ユニット12が配置されてい
る。
In FIG. 1, reference numeral 10 denotes four photoconductor units arranged in parallel with each other and in a horizontal direction. Under the four photoconductor units 10, a photoconductor unit included in the photoconductor unit 10 is provided. A transport unit 12 having a transport belt 14 for transporting the transfer paper is arranged in order to sequentially and multiplexly transfer the toner images of each color onto a transfer paper (transfer sheet material, not shown) sandwiched between the body 10a. I have.

【0014】搬送ユニット12の下方には、転写紙を収
納する転写紙収納カセット16が配置されている。この
転写紙収納カセット16に収納された転写紙は、給紙ロ
ーラー18により引き出されて搬送ユニット12に向か
って送られる。
A transfer paper storage cassette 16 for storing transfer paper is disposed below the transport unit 12. The transfer paper stored in the transfer paper storage cassette 16 is pulled out by the paper feed roller 18 and sent to the transport unit 12.

【0015】給紙ローラー18により転写紙収納カセッ
ト16から引き出された転写紙は、図示しない搬送路を
通ってレジストローラー20に到達し、このレジストロ
ーラー20によりタイミングをとられて、搬送ユニット
12に供給される。搬送ユニット12は吸着ローラー2
2を有しており、この吸着ローラー22は、レジストロ
ーラー20からの転写紙を電気的に吸着して、転写紙を
感光体ユニット10の感光体10aとの間に挾み込むよ
うに搬送ユニット12の搬送ベルト14に吸着させる。
The transfer paper pulled out of the transfer paper storage cassette 16 by the paper feed roller 18 reaches a registration roller 20 through a conveyance path (not shown), and is timed by the registration roller 20 to be transferred to the conveyance unit 12. Supplied. The transport unit 12 is a suction roller 2
The transfer unit 2 is configured to electrically attract the transfer paper from the registration roller 20 and to sandwich the transfer paper between the transfer paper and the photoreceptor 10a of the photoreceptor unit 10. The transfer belt 14 is adsorbed to the transfer belt 14.

【0016】搬送ベルト14の感光体10aと反対側に
は転写ローラー24が配置されており、転写紙が搬送ベ
ルト14により図中左方向に搬送されて感光体10aと
の間を通過するときに、転写ローラー24により転写紙
は電荷を与えられて、感光体10a上の各色のトナー画
像が電気的に吸引されて、転写紙上に各色のトナー画像
が多重転写される。
A transfer roller 24 is disposed on the side of the conveyor belt 14 opposite to the photoreceptor 10a. When the transfer paper is conveyed to the left in the figure by the conveyor belt 14 and passes between the photoreceptor 10a. Then, the transfer paper is charged by the transfer roller 24, the toner images of each color on the photoconductor 10a are electrically sucked, and the toner images of each color are multiplex-transferred onto the transfer paper.

【0017】各色のトナー画像が多重転写された転写紙
は、図中搬送ユニット12の左側に配置された定着装置
26の、ヒートローラー26aと加圧ローラー26bと
の間を通過することにより、多重転写されたトナー画像
が転写紙に定着されて、その後転写紙は定着装置26か
ら装置外の排紙トレイ(図示せず)に排出される。
The transfer paper on which the toner images of the respective colors are multiplex-transferred passes between the heat roller 26a and the pressure roller 26b of the fixing device 26 disposed on the left side of the transport unit 12 in the drawing, thereby multiplexing. The transferred toner image is fixed on the transfer sheet, and then the transfer sheet is discharged from the fixing device 26 to a discharge tray (not shown) outside the device.

【0018】搬送ユニット12、転写紙収納カセット1
6、給紙ローラー18、およびレジストローラー20
は、図示しないユニットケースに1つのユニットとして
一体化して組み込まれており、このユニットケースは図
示しないレール上を、感光体ユニット10の長さ方向に
対して直交方向に摺動して、装置外へ引出し可能に構成
されている。
Transport unit 12, transfer paper storage cassette 1
6, paper feed roller 18, and registration roller 20
Is integrated into a unit case (not shown) as a single unit, and the unit case slides on a rail (not shown) in a direction perpendicular to the length direction of the photoreceptor unit 10 so as to be out of the apparatus. It is configured to be able to be pulled out.

【0019】このようなカラー画像形成装置において、
転写紙の搬送中に転写紙にジャムが発生した場合は、上
記ユニットケースを上記レール上を摺動させて、図3に
示すように図中右方の装置外へ引出す。すると搬送ベル
ト14の上面が外部に露出して、ジャムが発生した転写
紙を容易に取り除いてジャム処理を完了させることがで
きる。このため従来のように、感光体ユニット10の上
側に配置されている上ケースを開く必要がなく、容易、
確実にジャム処理を行うことができる。
In such a color image forming apparatus,
If a jam occurs in the transfer paper while the transfer paper is being conveyed, the unit case is slid on the rail and pulled out of the apparatus on the right side in the figure as shown in FIG. Then, the upper surface of the conveyor belt 14 is exposed to the outside, and the transfer sheet on which the jam has occurred can be easily removed, and the jam processing can be completed. For this reason, unlike the related art, it is not necessary to open the upper case disposed above the photoreceptor unit 10, and it is easy,
Jam processing can be performed reliably.

【0020】なお上記実施の形態においては、カラー画
像形成装置が感光体ユニット10を4つ有する場合につ
いて説明したが、感光体ユニット10は4つに限定する
必要はなく、各方式の画像形成装置に合わせて感光体ユ
ニット10はいくつ設けてもよい。
In the above embodiment, the case where the color image forming apparatus has four photoreceptor units 10 has been described. However, the number of photoreceptor units 10 need not be limited to four. Any number of photoconductor units 10 may be provided in accordance with the requirements.

【0021】また、上記実施の形態においては、ユニッ
トケースを感光体ユニット10の長さ方向に対して直交
方向に摺動して、装置外へ引出し可能な構成について説
明したが、ユニットケースは感光体ユニット10の長さ
方向に摺動して装置外へ引出し可能な構成としてもよ
い。
Further, in the above-described embodiment, the structure in which the unit case can be slid in the direction perpendicular to the length direction of the photoconductor unit 10 and drawn out of the apparatus has been described. A configuration in which the body unit 10 can be pulled out of the apparatus by sliding in the longitudinal direction may be employed.

【0022】[0022]

【発明の効果】以上説明したように、本発明に係るカラ
ー画像形成装置によれば、搬送ユニットを感光体ユニッ
トの長さ方向または長さ方向に対して直交方向に装置外
へ引出し可能に構成したため、カラー画像形成装置の動
作中にジャムが発生した場合には、転写シート材を搬送
する搬送ユニットを、感光体ユニットの長さ方向に対し
て直交方向に装置外へ引出すことにより、従来のように
上ケースを開くことなく容易、確実にジャム処理を行う
ことができる。
As described above, according to the color image forming apparatus of the present invention, the transport unit can be pulled out of the apparatus in the length direction of the photoconductor unit or in a direction perpendicular to the length direction. Therefore, when a jam occurs during the operation of the color image forming apparatus, the conventional transport unit that transports the transfer sheet material is pulled out of the apparatus in a direction perpendicular to the length direction of the photoconductor unit. In this way, the jam can be easily and reliably processed without opening the upper case.

【0023】このため、カラー画像形成装置の剛性と精
度を上げる必要がなく、装置の構成が簡単で、現像装置
内のトナーが落下することもなく、さらにジャム処理等
の操作時における安全性を向上させることができる。
For this reason, it is not necessary to increase the rigidity and accuracy of the color image forming apparatus, the structure of the apparatus is simple, the toner in the developing apparatus does not drop, and the safety during the operation such as jam processing is improved. Can be improved.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の第1の実施の形態に係るカラー画像形
成装置の概略的な構成図である。
FIG. 1 is a schematic configuration diagram of a color image forming apparatus according to a first embodiment of the present invention.

【図2】カラー画像形成装置の概略的な斜視図である。FIG. 2 is a schematic perspective view of the color image forming apparatus.

【図3】カラー画像形成装置のジャム処理時の動作を示
す概略的な構成図である。
FIG. 3 is a schematic configuration diagram illustrating an operation of the color image forming apparatus during jam processing.

【図4】従来のカラー画像形成装置の概略的な構成図で
ある。
FIG. 4 is a schematic configuration diagram of a conventional color image forming apparatus.

【符号の説明】[Explanation of symbols]

10 感光体ユニット 10a 感光体 12 搬送ユニット 14 搬送ベルト 16 転写紙収納カセット 18 給紙ローラー 20 レジストローラー 22 吸着ローラー 24 転写ローラー 26 定着装置 26a ヒートローラー 26b 加圧ローラー 50 感光体ユニット 50a 感光体 52 搬送ユニット 54 搬送ベルト Reference Signs List 10 photoconductor unit 10a photoconductor 12 transport unit 14 transport belt 16 transfer paper storage cassette 18 paper feed roller 20 registration roller 22 suction roller 24 transfer roller 26 fixing device 26a heat roller 26b pressure roller 50 photoconductor unit 50a photoconductor 52 transport Unit 54 Conveyor belt

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 互いに平行にかつ水平方向に並べて配置
された複数の感光体ユニットと、 前記複数の感光体ユニットの下側に配置され複数の感光
体ユニットとの間に挾まれた転写シート材に各色のトナ
ー画像を順次多重転写させるために転写シート材を搬送
する搬送ユニットと、 を備えたカラー画像形成装置において、 前記搬送ユニットを前記感光体ユニットの長さ方向また
は長さ方向に対して直交方向に装置外へ引出し可能に構
成したことを特徴とするカラー画像形成装置。
1. A plurality of photoreceptor units arranged in parallel with each other and in a horizontal direction, and a transfer sheet material interposed between the plurality of photoreceptor units disposed below the plurality of photoreceptor units. And a transport unit that transports a transfer sheet material in order to sequentially and multiplexly transfer the toner images of each color, in the color image forming apparatus, wherein the transport unit is disposed in a length direction or a length direction of the photoconductor unit. A color image forming apparatus characterized in that it can be pulled out of the apparatus in a direction perpendicular to the apparatus.
JP35800196A 1996-12-27 1996-12-27 Color image forming equipment Expired - Fee Related JP3447497B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP35800196A JP3447497B2 (en) 1996-12-27 1996-12-27 Color image forming equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35800196A JP3447497B2 (en) 1996-12-27 1996-12-27 Color image forming equipment

Publications (2)

Publication Number Publication Date
JPH10198118A true JPH10198118A (en) 1998-07-31
JP3447497B2 JP3447497B2 (en) 2003-09-16

Family

ID=18457036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP35800196A Expired - Fee Related JP3447497B2 (en) 1996-12-27 1996-12-27 Color image forming equipment

Country Status (1)

Country Link
JP (1) JP3447497B2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643321A2 (en) * 2004-09-29 2006-04-05 Brother Kogyo Kabushiki Kaisha Image-forming device and belt unit
JP2006267620A (en) * 2005-03-24 2006-10-05 Brother Ind Ltd Image forming apparatus, drawer cartridge, roller unit, and recorded medium storing cartridge
EP1610188A3 (en) * 2004-06-22 2007-03-21 Brother Kogyo Kabushiki Kaisha Image-forming device
US7454158B2 (en) 2005-08-25 2008-11-18 Brother Kogyo Kabushiki Kaisha Image forming apparatus with accommodation spaces
US8081902B2 (en) 2008-03-05 2011-12-20 Brother Kogyo Kabushiki Kaisha Image-forming device with detachable belt unit
US8126361B2 (en) 2005-08-25 2012-02-28 Brother Kogyo Kabushiki Kaisha Image forming apparatus with combined belt unit and sheet guide member

Families Citing this family (1)

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EP1674948B1 (en) 2004-12-27 2018-08-01 Brother Kogyo Kabushiki Kaisha Image forming apparatus

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JPS62242962A (en) * 1986-04-15 1987-10-23 Canon Inc Image forming device
JPS63296078A (en) * 1987-05-28 1988-12-02 Canon Inc Image forming device
JPH02149858A (en) * 1988-12-01 1990-06-08 Ricoh Co Ltd Image forming device
JPH03191368A (en) * 1989-12-20 1991-08-21 Konica Corp Color image forming device
JPH04120563A (en) * 1990-09-12 1992-04-21 Ricoh Co Ltd Copying device
JPH08272229A (en) * 1995-04-03 1996-10-18 Matsushita Electric Ind Co Ltd Electrophotographic device and intermediate transfer unit used therefor

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JPS62242962A (en) * 1986-04-15 1987-10-23 Canon Inc Image forming device
JPS63296078A (en) * 1987-05-28 1988-12-02 Canon Inc Image forming device
JPH02149858A (en) * 1988-12-01 1990-06-08 Ricoh Co Ltd Image forming device
JPH03191368A (en) * 1989-12-20 1991-08-21 Konica Corp Color image forming device
JPH04120563A (en) * 1990-09-12 1992-04-21 Ricoh Co Ltd Copying device
JPH08272229A (en) * 1995-04-03 1996-10-18 Matsushita Electric Ind Co Ltd Electrophotographic device and intermediate transfer unit used therefor

Cited By (13)

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Publication number Priority date Publication date Assignee Title
EP1610188A3 (en) * 2004-06-22 2007-03-21 Brother Kogyo Kabushiki Kaisha Image-forming device
US7804515B2 (en) 2004-06-22 2010-09-28 Brother Kogyo Kabushiki Kaisha Image-forming device with scanner unit
US7586508B2 (en) 2004-06-22 2009-09-08 Brother Kogyo Kabushiki Kaisha Image-forming device with scanner unit
US7620344B2 (en) 2004-09-29 2009-11-17 Brother Kogyo Kabushiki Kaisha Image forming apparatus, drawable cartridge, and recording medium accommodating cartridge
EP1643312A3 (en) * 2004-09-29 2007-04-25 Brother Kogyo Kabushiki Kaisha Image forming apparatus, drawable cartridge, and recording medium accomodating cartridge
EP1643321A3 (en) * 2004-09-29 2007-04-25 Brother Kogyo Kabushiki Kaisha Image-forming device and belt unit
US7555238B2 (en) 2004-09-29 2009-06-30 Brother Kogyo Kabushiki Kaisha Image-forming device and angularly shifted belt unit
EP1643321A2 (en) * 2004-09-29 2006-04-05 Brother Kogyo Kabushiki Kaisha Image-forming device and belt unit
EP1643312A2 (en) * 2004-09-29 2006-04-05 Brother Kogyo Kabushiki Kaisha Image forming apparatus, drawable cartridge, and recording medium accomodating cartridge
JP2006267620A (en) * 2005-03-24 2006-10-05 Brother Ind Ltd Image forming apparatus, drawer cartridge, roller unit, and recorded medium storing cartridge
US7454158B2 (en) 2005-08-25 2008-11-18 Brother Kogyo Kabushiki Kaisha Image forming apparatus with accommodation spaces
US8126361B2 (en) 2005-08-25 2012-02-28 Brother Kogyo Kabushiki Kaisha Image forming apparatus with combined belt unit and sheet guide member
US8081902B2 (en) 2008-03-05 2011-12-20 Brother Kogyo Kabushiki Kaisha Image-forming device with detachable belt unit

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