JPH096105A - Process cartridge, developing device, toner cartridge and image forming device - Google Patents
Process cartridge, developing device, toner cartridge and image forming deviceInfo
- Publication number
- JPH096105A JPH096105A JP7148506A JP14850695A JPH096105A JP H096105 A JPH096105 A JP H096105A JP 7148506 A JP7148506 A JP 7148506A JP 14850695 A JP14850695 A JP 14850695A JP H096105 A JPH096105 A JP H096105A
- Authority
- JP
- Japan
- Prior art keywords
- opening
- seal
- developing
- process cartridge
- seal member
- 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
- Dry Development In Electrophotography (AREA)
- Electrophotography Configuration And Component (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、プロセスカートリッ
ジ、現像装置、トナーカートリッジおよび画像形成装置
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a process cartridge, a developing device, a toner cartridge and an image forming apparatus.
【０００２】[0002]
【従来の技術】画像形成装置に装着されるプロセスカー
トリッジに設けられた現像剤貯蔵容器（以下トナー容器
と称す）内のトナーを現像器側に供給する供給口は、未
使用状態でシール部材が熱溶着等で封止され、使用に際
してシール部分の折り返された部分を折り返し方向に沿
って引くことにより該シール部分を開封する技術は公知
である。2. Description of the Related Art In a developer storage container (hereinafter referred to as a toner container) provided in a process cartridge mounted in an image forming apparatus, a supply port for supplying toner to a developing device has a seal member in an unused state. A technique is known in which the seal portion is sealed by heat welding or the like, and the seal portion is opened by pulling the folded portion of the seal portion along the folding direction at the time of use.
【０００３】また、プロセスカートリッジを画像形成装
置に装着する際の操作力、あるいはプロセスカートリッ
ジを画像形成装置に装着すると、モータ駆動されるギア
等の動力伝達装置を介して、上記したシール部材の折り
返された部分を巻取り軸等に巻つけてトナーシールの自
動開封を行う自動開封機構については、特開平１−１９
３８７２号、実開昭６２−１１０９５４号、特開昭６２
−１２７８７６号等に記載されている。In addition, when the process cartridge is mounted on the image forming apparatus, or when the process cartridge is mounted on the image forming apparatus, the sealing member is folded back through a power transmission device such as a motor driven gear. For an automatic opening mechanism for automatically opening the toner seal by winding the wound portion around a take-up shaft or the like, see Japanese Patent Application Laid-Open No. 1-19
3872, Japanese Utility Model Laid-Open No. 62-110954, and Japanese Patent Laid-Open No. 62-62
No. 127876, etc.
【０００４】さらに、シール部材の開封を確実に行える
ようにするための提案が種々なされている。Further, various proposals have been made for surely opening the seal member.
【０００５】[0005]
【発明が解決しようとする課題】プロセスカートリッジ
を画像形成装置本体に装着し、シール部材の自動巻取を
行う場合、シール部材の開封の際のシール部材の引っ張
り力が、プロセスカートリッジのスムーズな装填に影響
を及ぼすこともあり、また開封を完了するのに長い装填
ストロークを要したりすることもあった。When the process cartridge is mounted on the main body of the image forming apparatus and the seal member is automatically wound, the pulling force of the seal member when opening the seal member causes the smooth loading of the process cartridge. It may also have a long loading stroke to complete the opening.
【０００６】本発明は、このような問題を解決したプロ
セスカートリッジ、現像装置、トナーカートリッジおよ
び画像形成装置を提供することを目的とする。It is an object of the present invention to provide a process cartridge, a developing device, a toner cartridge and an image forming apparatus which solve the above problems.
【０００７】[0007]
【課題を解決するための手段および作用】本発明の目的
を実現する構成は、電子写真感光体と、該電子写真感光
体に形成される現像手段とを有し、該現像手段と該現像
手段に現像剤を供給するための現像剤収容手段との間に
設けられた開口をシール部材により覆い、該シール部材
の開封シール部の引っ張りで開封可能とするプロセスカ
ートリッジにおいて、開封シール部を前記開口の長手方
向両側に沿って夫々設けたことを特徴とする。SUMMARY OF THE INVENTION A structure for achieving the object of the present invention comprises an electrophotographic photosensitive member and a developing unit formed on the electrophotographic photosensitive member, the developing unit and the developing unit. In a process cartridge in which an opening provided between the developing container and a developer accommodating means for supplying a developer to the container is covered with a sealing member, and the unsealing portion of the sealing member can be opened by pulling the unsealing sealing portion It is characterized in that they are provided along both sides in the longitudinal direction.
【０００８】この構成では、シール部材をプロセスカー
トリッジの両側へ引っ張って開封することができるの
で、プロセスカートリッジを画像形成装置本体に装填し
ながらシール部材の開封を行う場合、シール部材の開封
力が左右にバランス良く加わり、プロセスカートリッジ
のスムーズな装填が行える。With this configuration, since the seal member can be pulled by pulling it to both sides of the process cartridge to open it, when the seal member is opened while the process cartridge is loaded in the image forming apparatus main body, the opening force of the seal member is left and right. The process cartridge can be loaded smoothly and smoothly.
【０００９】[0009]
（第１の実施例）図１乃至図３は本発明の第１の実施例
を示す。図１はプロセスカートリッジの断面図を示す。(First Embodiment) FIGS. 1 to 3 show a first embodiment of the present invention. FIG. 1 shows a sectional view of a process cartridge.
【００１０】プロセスカートリッジＡは、クリーニング
容器１、現像容器２、現像剤容器３（以下トナー容器と
称す）等から構成される。The process cartridge A comprises a cleaning container 1, a developing container 2, a developer container 3 (hereinafter referred to as a toner container) and the like.
【００１１】クリーニング容器１を構成する枠体には像
担持体としての感光ドラム４及び感光ドラム４に作用す
るクリーニング手段としてのクリーニングブレード５、
帯電手段としての帯電ローラ６等が収容されている。ク
リーニングブレード５によって感光ドラム４からかき落
とされた廃トナー（図示せず）は、廃トナー室７に収容
される。現像容器２には現像剤担持体としての現像スリ
ーブ８及び現像スリーブ８表面の現像剤層厚を均一に維
持する為の層厚規制手段９等が収容されている。The frame body of the cleaning container 1 includes a photosensitive drum 4 as an image carrier and a cleaning blade 5 as a cleaning means which acts on the photosensitive drum 4.
A charging roller 6 and the like as a charging means are housed. Waste toner (not shown) scraped off from the photosensitive drum 4 by the cleaning blade 5 is stored in the waste toner chamber 7. The developing container 2 contains a developing sleeve 8 as a developer carrying member, a layer thickness regulating means 9 for maintaining a uniform developer layer thickness on the surface of the developing sleeve 8, and the like.
【００１２】また、トナー容器３には未使用のトナーＴ
が収納され、必要に応じて撹拌手段（図示せず）等が収
められている。トナー容器３の前記現像スリーブ８に相
対する面には、前記トナーＴを現像スリーブ８に供給す
る為の開口３ａが設けられている。プロセスカートリッ
ジＡが未使用状態の時には開口３ａにはトナーＴと現像
スリーブ８とを遮蔽する為のシール部材１０が溶着され
ている。Unused toner T is stored in the toner container 3.
And a stirring means (not shown) and the like as needed. An opening 3 a for supplying the toner T to the developing sleeve 8 is provided on the surface of the toner container 3 facing the developing sleeve 8. When the process cartridge A is unused, a seal member 10 for shielding the toner T and the developing sleeve 8 is welded to the opening 3a.
【００１３】ここで前記現像容器２と前記トナー容器３
とは、前記シール部材１０の外側周囲の面３ｂが溶着等
の手段で一体に結合されている。また、現像容器２とク
リーニング容器１とは、前記感光ドラム４と現像スリー
ブ８との外周面同士が所望の間隔（本実施例では約３０
０μｍ）を安定して維持することが可能な機構で連結さ
れている。すなわち、現像スリーブ８の長手方向の両端
近傍（画像領域の外側）には、前記の間隔（約３００μ
ｍ）に相当する肉厚を有する円筒部材８ａが嵌入され、
また現像容器２とクリーニング容器１とは軸２ａを中心
に回動可能に連結されている。更に、前記現像容器２は
バネ等の付勢手段（図示せず）により軸２ａを中心に時
計方向に付勢されている。Here, the developing container 2 and the toner container 3
Means that the outer peripheral surface 3b of the seal member 10 is integrally joined by means such as welding. Further, in the developing container 2 and the cleaning container 1, the outer peripheral surfaces of the photosensitive drum 4 and the developing sleeve 8 are at desired intervals (about 30 in this embodiment).
It is connected by a mechanism capable of stably maintaining (0 μm). That is, in the vicinity of both ends in the longitudinal direction of the developing sleeve 8 (outside the image area), the above-mentioned interval (about 300 μm) is provided.
a cylindrical member 8a having a wall thickness corresponding to
The developing container 2 and the cleaning container 1 are rotatably connected to each other around a shaft 2a. Further, the developing container 2 is biased clockwise by a biasing means (not shown) such as a spring about the shaft 2a.
【００１４】ここで、図１中に二点鎖線で示した巻き取
り軸１１は、前記トナー容器３の長手方向両側に設けら
れたシール収納部３ｃ内に収容されて回転可能に夫々支
持されている。また、１１ａは巻き取り軸１１と一体に
回転する歯車を示す。Here, the take-up shaft 11 shown by the chain double-dashed line in FIG. 1 is accommodated in seal accommodating portions 3c provided on both sides in the longitudinal direction of the toner container 3 and rotatably supported respectively. There is. Further, 11a indicates a gear that rotates integrally with the winding shaft 11.
【００１５】図２は前記トナー容器３の開口３ａの面を
現像容器２側からみた所を示す。説明の都合上、前記現
像容器２とクリーニング容器１は省略する。FIG. 2 shows the surface of the opening 3a of the toner container 3 as seen from the developing container 2 side. For convenience of description, the developing container 2 and the cleaning container 1 are omitted.
【００１６】図２において、開口３ａ，３ａはおおよそ
長手方向中央部を境に左右に２分割されており、点線で
囲まれた各々の開口３ａ，３ａにはそれぞれに対応する
シール部材１０が溶着されている。斜線部３ｄ，３ｄは
各々のシール部材１０とトナー容器３との溶着部を示
す。ここでシール１０の構成を示す。In FIG. 2, the openings 3a, 3a are divided into two parts on the left and right with a center portion in the longitudinal direction as a boundary, and the seal members 10 corresponding to the respective openings 3a, 3a surrounded by dotted lines are welded. Has been done. Shaded portions 3d and 3d indicate welded portions between the respective seal members 10 and the toner container 3. Here, the structure of the seal 10 is shown.
【００１７】図２において、向って右側のシール部材１
０は、右側の開口部３ａの幅Ｌ1 の２倍以上の長さを有
し、折り返された開封シール部の一端１０ａは前記巻取
り軸１１の外周に固着されている。すなわち、巻取り軸
１１が回転するとシール部材１０は長手方向中央寄りの
溶着部から徐々に剥れながら前記巻取り軸１１に巻き取
られて行く。In FIG. 2, the seal member 1 on the right side is located.
0 has a length that is at least twice the width L 1 of the opening 3a on the right side, and one end 10a of the folded opening seal portion is fixed to the outer circumference of the winding shaft 11. That is, when the take-up shaft 11 rotates, the seal member 10 is taken up by the take-up shaft 11 while gradually peeling off from the welded portion near the center in the longitudinal direction.
【００１８】ここで、シール部材１０とトナー容器３と
の溶着部３ｄの傾斜部３ｄ1 は前記シール部材１０を巻
取り軸１１方向に剥していく際に、剥し始めと剥し終り
に引き剥し力が大きくなるのを妨ぐ為に設けられてい
る。すなわち、前記傾斜部３ｄ1 を設けず単純な長方形
とした場合、剥し始めと剥し終りには長方形の一辺（高
さ方向の一辺）を全長に渡って一度に剥す必要があり、
引き剥し力が大きくなる。Here, the inclined portion 3d 1 of the welded portion 3d between the seal member 10 and the toner container 3 is peeling force at the beginning and end of peeling when the seal member 10 is peeled in the direction of the winding shaft 11. It is provided to prevent it from getting bigger. That is, in the case of forming a simple rectangle without providing the inclined portion 3d 1 , one side of the rectangle (one side in the height direction) needs to be peeled off at once at the beginning and the end of peeling,
The peeling force increases.
【００１９】図２の向って左側の開口については上述し
た右側の開口とほぼ対称形状となっているので、同様の
作用・効果が得られる。The opening on the left side of FIG. 2 has a substantially symmetrical shape with the above-mentioned opening on the right side, so that the same operation and effect can be obtained.
【００２０】また、図２に示した斜線部３ｂは前記現像
容器２との溶着部を示す。前記巻き取り軸１１は溶着部
３ｂで囲まれた箱状の凹部３ｃに収納されている為、巻
き取られたシール部材１０がカートリッジ外にばらけた
り、シール部材に付着したトナーが使用者の手や衣服を
汚すことがない。A hatched portion 3b shown in FIG. 2 shows a welded portion with the developing container 2. Since the winding shaft 11 is housed in the box-shaped recess 3c surrounded by the welded portion 3b, the wound seal member 10 is scattered outside the cartridge, or the toner adhered to the seal member is discharged by the user. Does not stain hands or clothes.
【００２１】図３は上述のプロセスカートリッジＡを装
着する画像形成装置本体を示す。装置本体Ｂには開閉自
在に蓋体１２が取り付けられている。FIG. 3 shows the main body of the image forming apparatus in which the above process cartridge A is mounted. A lid 12 is attached to the apparatus body B so as to be openable and closable.
【００２２】図３は上述の蓋体１２を開けた状態を示
す。装置本体Ｂの枠体１４はその両側内面に第１のカー
トリッジガイド溝１５を夫々有し、第１のカートリッジ
ガイド溝１５におけるカートリッジ挿入方向（図中：矢
印Ｃ）の奥側にはＵ字溝１５ａが形成されている。枠体
１４の両側内面には、更に、前記第１のカートリッジガ
イド溝１５と平行に第２のカートリッジガイド溝１６と
ラック１７が設けられている。一方、プロセスカートリ
ッジＡの長手方向の両端面には、前記感光ドラム４の回
転中心と同心の第１の位置決め凸部１８と、第２の位置
の凸部１９とが設けられている。FIG. 3 shows a state in which the lid 12 is opened. The frame body 14 of the apparatus main body B has first cartridge guide grooves 15 on both inner surfaces thereof, and a U-shaped groove is formed on the inner side of the first cartridge guide groove 15 in the cartridge insertion direction (in the figure: arrow C). 15a is formed. A second cartridge guide groove 16 and a rack 17 are further provided on both inner surfaces of the frame body 14 in parallel with the first cartridge guide groove 15. On the other hand, on both end faces in the longitudinal direction of the process cartridge A, there are provided a first positioning protrusion 18 and a protrusion 19 at a second position, which are concentric with the rotation center of the photosensitive drum 4.
【００２３】ここで、プロセスカートリッジＡを画像形
成装置本体Ｂに対して矢印Ｃ方向に挿入する際には、装
置本体の第１のカートリッジガイド溝１５と第２のカー
トリッジガイド溝１６に対して、夫々プロセスカートリ
ッジＡの第１の位置決め凸部１８と、第２の位置決め凸
部１９をガイドさせて挿入する。それによって、プロセ
スカートリッジＡの長手方向両側に設けられたギア１１
ａは枠体１４の内面両側に対向配置された前記ラック１
７と噛み合い、前記ギア１１ａ及び巻取り軸１１は矢印
Ｄ1 ，Ｄ2 方向に回転し、前記左右の各シール部材１０
を夫々巻き取る。Here, when the process cartridge A is inserted into the image forming apparatus main body B in the direction of the arrow C, the process cartridge A is inserted into the first cartridge guide groove 15 and the second cartridge guide groove 16 of the apparatus main body. The first positioning projection 18 and the second positioning projection 19 of the process cartridge A are guided and inserted, respectively. Thereby, the gears 11 provided on both sides in the longitudinal direction of the process cartridge A
a is the rack 1 arranged so as to face both sides of the inner surface of the frame body 14
7, the gear 11a and the winding shaft 11 rotate in the directions of the arrows D 1 and D 2 , and the left and right seal members 10
Roll up each.
【００２４】プロセスカートリッジＡが奥まで挿入され
た時には、巻き取りは完了して前記ラック１７とギア１
１ａの噛み合いは解除されており、前記第１の位置決め
凸部１８は夫々前記Ｕ字溝１５ａに落ち込み、更に前記
蓋体１２を閉めると蓋体１２に設けられた付勢手段（図
示せず）によって前記プロセスカートリッジＡが下方に
付勢され、ガタなく位置決めがなされる。When the process cartridge A is fully inserted, the winding is completed and the rack 17 and the gear 1 are
The meshing of 1a is released, the first positioning projections 18 respectively fall into the U-shaped grooves 15a, and when the lid 12 is further closed, a biasing means (not shown) provided on the lid 12 is provided. As a result, the process cartridge A is urged downward and positioned without play.
【００２５】以上の様にシール部材１０を２分割して、
各々のシール部材をプロセスカートリッジＡに設けた巻
取り手段で巻きとる事により、使用者の手や衣服を汚す
ことなくシール部材１０をはがして、画像形成装置Ｂを
使用可能な状態にする事が出来るとともに、シール巻き
取り手段が、挿入方向に対して直角方向両側に配置され
ているので、挿入の際にシール巻き取りによって受ける
力のバランスが良好となり、操作性に優れた画像形成装
置を得る。As described above, the seal member 10 is divided into two,
By winding each seal member by the winding means provided in the process cartridge A, the seal member 10 can be peeled off and the image forming apparatus B can be used without soiling the user's hands or clothes. In addition, since the seal rewinding means is arranged on both sides in the direction perpendicular to the insertion direction, the balance of the force received by the seal rewinding at the time of insertion becomes good, and an image forming apparatus having excellent operability is obtained. .
【００２６】（第２の実施例）図４は本発明の第２の実
施例を示す。(Second Embodiment) FIG. 4 shows a second embodiment of the present invention.
【００２７】図４はトナー容器３の開口部を有する面を
示す。本実施例における開口３ｅ，３ｅは上下に２分割
されており、各々の開口３ｅ，３ｅにシール部材２０，
２０が斜線部３ｆで溶着されている。シール部材２０は
開口部長手寸法Ｌ2 の２倍以上の長さを有し、シール部
材２０の溶着されていない側の一端折り返されて巻き取
り軸２１，２１の外周に固着されている。FIG. 4 shows a surface of the toner container 3 having an opening. The openings 3e, 3e in this embodiment are vertically divided into two parts, and the sealing member 20,
20 is welded at the shaded portion 3f. The seal member 20 has a length that is at least twice the longitudinal length L 2 of the opening, is folded back at one end of the seal member 20 on the unwelded side, and is fixed to the outer periphery of the winding shafts 21 and 21.
【００２８】巻き取り軸２１にはおおむね一体にハスバ
ギア２１ａ，２１ｂが設けられている。ハスバギア２１
ａ，２１ｂは画像形成装置本体に設けられたハスバ形状
のラックに噛み合い、矢印Ｄ1 ，Ｄ2 方向に回転しなが
ら挿入されるが、その際、巻取り軸２１，２１はとも
に、ハスバギア２１ａ，２１ｂの歯面が傾斜しているこ
とから、下方に分力が生じて付勢されながら前記シール
部材２０を巻きとる。従って細長いシール部材２０を巻
き取る際にも、巻き取り位置が巻取り軸２１の軸方向で
ある上下方向にブレる事がなく、安定しシール部材２０
を巻き取ることができる。The take-up shaft 21 is provided with helical gears 21a and 21b which are almost integrally formed. Hasbagia 21
a, 21b engages the rack helical shape provided in the image forming apparatus main body, but is inserted while rotating in an arrow D 1, D 2 direction, whereby the winding shaft 21, 21 are both helical gears 21a, Since the tooth surface of 21b is inclined, the sealing member 20 is wound while being biased by a component force generated downward. Therefore, even when the elongated sealing member 20 is wound, the winding position does not move in the vertical direction, which is the axial direction of the winding shaft 21, and the sealing member 20 is stable.
Can be wound up.
【００２９】更にはシール部材２０を上下に分割した
為、引きはがし力を大きくしない為に設けた傾斜部３ｆ
1 の長手方向寸法Ｌ3 を小さくすることが出来、ひいて
はプロセスカートリッジ全体の長手方向の寸法を小さく
する事も可能である。Further, since the seal member 20 is divided into upper and lower parts, the inclined portion 3f is provided so as not to increase the peeling force.
It is possible to reduce the lengthwise dimension L 3 of 1 and , in turn, the lengthwise dimension of the entire process cartridge.
【００３０】（第３の実施例）図５は本発明を画像形成
装置に装着可能な現像装置に適用した実施例を示す。感
光ドラム４、クリーニングブレード５、帯電ローラ６、
廃トナー室７は、現像装置Ｅとは別体に構成され、本体
Ｂの所定の位置に配置されている。(Third Embodiment) FIG. 5 shows an embodiment in which the present invention is applied to a developing device mountable in an image forming apparatus. Photosensitive drum 4, cleaning blade 5, charging roller 6,
The waste toner chamber 7 is formed separately from the developing device E, and is arranged at a predetermined position of the main body B.
【００３１】現像装置Ｅは、現像スリーブ８、層厚規制
手段９等を支持する現像容器２とトナー容器３とを溶着
等の手段で結合して構成される。現像容器２とトナー容
器３との間には前述の第１、第２の実施例で示したと同
様の開口とシール部材（図２、図４参照）が設けられ、
更に現像装置Ｅの長手方向両端には巻き取り軸１１、歯
車１１ａが夫々設けられている。The developing device E is constructed by joining the developing container 2 supporting the developing sleeve 8, the layer thickness regulating means 9 and the like and the toner container 3 by means such as welding. An opening and a seal member (see FIGS. 2 and 4) similar to those shown in the above-described first and second embodiments are provided between the developing container 2 and the toner container 3.
Further, a winding shaft 11 and a gear 11a are provided at both ends in the longitudinal direction of the developing device E, respectively.
【００３２】図５は画像形成装置本体Ｂに対して、現像
装置Ｅを装着した後の状態を示しているが、ここで装着
時の手順を示すと以下の様になる。まず装置本体Ｂには
感光ドラム４、クリーニング手段、帯電手段等が前もっ
て配置されている。これらは画像形成装置本体Ｂに対し
て各々固定されているか、あるいは一体のユニット状態
で本体に対して取り外し可能に装着されていても良い
（いわゆるプロセスカートリッジ状態）。FIG. 5 shows a state after the developing device E has been attached to the image forming apparatus main body B. Here, the procedure for attaching the developing device E is as follows. First, in the apparatus main body B, the photosensitive drum 4, cleaning means, charging means and the like are arranged in advance. These may be fixed to the image forming apparatus main body B, or may be detachably attached to the main body in an integrated unit state (so-called process cartridge state).
【００３３】ここで、本体Ｂの蓋体１２を開け、本体Ｂ
に設けられたガイド溝１５に現像装置Ｅの長手方向両端
に設けられたガイド突起１９をガイドさせてガイド溝１
５の方向に現像装置Ｅを挿入する。その時、本体Ｂに設
けられ、前記ガイド溝１５とほぼ平行に設けられたラッ
ク１７と前記現像装置Ｅに設けられた歯車１１ａがかみ
合い、シール部材（図示せず）は巻き取り軸１１に巻き
取られて開封される。 （第４の実施例）図６は画像形成装置に着脱可能なプロ
セスカートリッジ等の現像剤収容手段に装着可能なトナ
ーカートリッジに対して本発明を適用した実施例を示
す。Here, the lid 12 of the main body B is opened, and the main body B
The guide grooves 15 provided on the guide groove 19 are guided by guide protrusions 19 provided on both ends of the developing device E in the longitudinal direction.
The developing device E is inserted in the direction of 5. At that time, the rack 17 provided in the main body B and provided substantially parallel to the guide groove 15 and the gear 11a provided in the developing device E mesh with each other, and the seal member (not shown) is wound around the winding shaft 11. It is opened and opened. (Fourth Embodiment) FIG. 6 shows an embodiment in which the present invention is applied to a toner cartridge attachable to a developer accommodating means such as a process cartridge detachably attachable to an image forming apparatus.
【００３４】プロセスカートリッジＡは感光ドラム４、
クリーニングブレード５、帯電ローラ６、現像スリーブ
８、層厚規制手段９等を有し、更に現像剤収容手段２２
を有する。（図６においてプロセスカートリッジＡ、画
像形成装置Ｂは断面で示す）。前記現像剤収容手段２２
の内側の両側面にはラック２２ａが設けられ、また、現
像剤収容手段２２と現像スリーブ８等を含む現像手段と
の間には現像剤を供給する為の開口２２ｂが設けられて
いる。トナーカートリッジＦ（外観を示す）は容器２３
の内部にトナーを有し、該プロセスカートリッジＡの収
容手段２２に装着された際に該開口２２ｂにおおむね対
向する位置に開口２３ａを有する。開口２３ａには前述
の第１、第２の実施例で示したと同様のシール部材（図
２、図４参照）が設けられ、更にトナーカートリッジＦ
の長手方向両端には巻き取り軸１１、歯車１１ａが夫々
設けられている。また巻き取り軸１１は容器２３の両端
に設けられた収納部２３ｂ内に回転可能に支持されてい
る。The process cartridge A is the photosensitive drum 4,
It has a cleaning blade 5, a charging roller 6, a developing sleeve 8, a layer thickness regulating means 9 and the like, and further has a developer accommodating means 22.
Having. (In FIG. 6, the process cartridge A and the image forming apparatus B are shown in cross section). The developer accommodating means 22
A rack 22a is provided on both inner side surfaces of the cartridge, and an opening 22b for supplying the developer is provided between the developer accommodating means 22 and the developing means including the developing sleeve 8 and the like. The toner cartridge F (showing the appearance) is a container 23.
Has toner inside thereof, and has an opening 23a at a position which generally opposes the opening 22b when the toner is attached to the containing means 22 of the process cartridge A. The opening 23a is provided with a seal member (see FIGS. 2 and 4) similar to that shown in the first and second embodiments, and the toner cartridge F is further provided.
A winding shaft 11 and a gear 11a are provided at both ends in the longitudinal direction, respectively. The take-up shaft 11 is rotatably supported in the storage portions 23b provided at both ends of the container 23.
【００３５】ここでトナーカートリッジＦをプロセスカ
ートリッジＡの現像剤収容部２２に挿入すると、前記ラ
ック２２ａと歯車１１ａが噛み合いシール部材を剥しな
がら装着される。When the toner cartridge F is inserted into the developer accommodating portion 22 of the process cartridge A, the rack 22a and the gear 11a mesh with each other and the seal member is peeled off.
【００３６】上記のようにトナーカートリッジを装着し
たプロセスカートリッジＡを画像形成装置Ｂに装着する
ことにより画像形成が可能となる。By mounting the process cartridge A in which the toner cartridge is mounted in the image forming apparatus B as described above, it becomes possible to form an image.
【００３７】上記した各実施例におけるシール部材は、
シール部材を剥すと、トナー供給用の開口３ａの開口周
囲に熱溶着された部分を含めて全てのシール部材を剥す
方式を例にしているが、本発明はこれに限定されるもの
ではなく、トナー容器と現像容器との間に形成された開
口を覆うその長さ方向に破断可能な可撓性を有する第１
のフィルム（以下シールフィルムと称す）と、該シール
フィルムを長さ方向に引き裂いてトナー供給用開口を形
成する細帯状の第２のフィルム（以下テアテープと称
す）とにより構成した方式のシール部材であっても良
い。The seal member in each of the above embodiments is
Although an example of a method of peeling off all the seal members including the portion heat-welded around the opening of the toner supply opening 3a when the seal member is peeled off, the present invention is not limited to this. A first flexible cover that covers the opening formed between the toner container and the developing container and is rupturable in its length direction.
And a second strip-shaped film (hereinafter referred to as tear tape) that tears the seal film in the lengthwise direction to form a toner supply opening. It may be.
【００３８】このシールフィルムの基材としては、ポリ
エステル／アルミニウムの複合フィルム、一軸延伸ポリ
プロピレン等が用いられる。As the base material of this seal film, a polyester / aluminum composite film, uniaxially oriented polypropylene or the like is used.
【００３９】また、シール部材の剥し開始部は、剥し開
始部におけるの溶着を引き剥し方向に沿って傾斜させ、
引き剥し開始時における力を傾斜先端に集中させて容易
な引き剥しが行える方式としているが、本発明はこれに
限定されるものではなく、剥し開始部を他のシール部材
と同じ幅としても良い。Further, the peeling start portion of the seal member is such that the welding at the peeling start portion is inclined along the peeling direction,
Although the force at the start of peeling is concentrated on the inclined tip for easy peeling, the present invention is not limited to this, and the peeling start portion may have the same width as other seal members. .
【００４０】なお、プロセスカートリッジは、感光ドラ
ム４、帯電手段６、現像スリーブ８等で構成される現像
装置、クリーニング容器１とを一体化した例を示してい
るが、プロセス手段としての帯電手段、現像手段、また
はクリーニング手段と電子写真感光体とを一体的にカー
トリッジ化し、このカートリッジを画像形成装置（例え
ば、複写機、ＬＢＰ等）本体に着脱可能とするもの、あ
るいは少なくともプロセス手段としての現像手段と電子
写真感光体とを一体的にカートリッジ化して画像形成装
置（例えば、複写機、ＬＢＰ等）本体に着脱可能とする
ものであっても良い。Although the process cartridge shows an example in which the photosensitive drum 4, the charging device 6, the developing device including the developing sleeve 8 and the cleaning container 1 are integrated, the charging device as the process device, A developing means or a cleaning means and an electrophotographic photosensitive member are integrally made into a cartridge, and the cartridge can be attached to and detached from the main body of an image forming apparatus (for example, a copying machine, an LBP), or at least a developing means as a process means. The electrophotographic photosensitive member and the electrophotographic photosensitive member may be integrally formed as a cartridge so as to be attachable to and detachable from the main body of the image forming apparatus (for example, a copying machine, LBP, etc.).
【００４１】[0041]
【発明の効果】請求項１、１２、２２、３０に記載の発
明によれば、開封シール部は片側だけでなく、両側に夫
々設けられているので、シール部材の開封力の左右バラ
ンスをとること、各片側の開封力を小さくすること、シ
ール部材の開封に要する引っ張り長さを短くすることが
できる。According to the invention described in claims 1, 12, 22, and 30, since the unsealing seal portion is provided not only on one side but on both sides, the unsealing force of the sealing member is balanced left and right. That is, the unsealing force on each side can be reduced, and the pulling length required to unseal the sealing member can be shortened.
【００４２】請求項２、１３、２３、３０に記載の発明
によれば、シール部材を巻取り部材に巻取りすることが
でき、不要となったシール部材をそのままプロセスカー
トリッジ内、トナーカートリッジ、現像装置内に収容す
ることができる。According to the invention described in claims 2, 13, 23, and 30, the seal member can be wound around the winding member, and the unnecessary seal member can be directly used in the process cartridge, the toner cartridge, and the developing unit. It can be housed in the device.
【００４３】請求項３、１４、２４、３０に記載の発明
によれば、巻取り部材にシール部材を自動的に巻取りす
ることができる。According to the invention described in claims 3, 14, 24 and 30, the seal member can be automatically wound around the winding member.
【００４４】請求項４、１５、２５、３０に記載の発明
によれば、シール部材の長さが短くなり、巻取りに要す
る時間を短縮することができる。According to the invention described in claims 4, 15, 25 and 30, the length of the seal member is shortened and the time required for winding can be shortened.
【００４５】請求項５、１６、２６、３０に記載の発明
によれば、シール部材の幅を狭くすることができるの
で、開封開始時における開封力を小さくすることができ
る。According to the invention described in claims 5, 16, 26 and 30, since the width of the seal member can be narrowed, the opening force at the start of opening can be reduced.
【００４６】請求項６、１７、２７、３０に記載の発明
によれば、特に請求項４のように上下に分割した方式で
は溶着部の傾斜長さを減少させることができ、現像剤を
供給するための開口の長さをその分短くすることがで
き、プロセスカートリッジ、トナーカートリッジ、現像
装置の小型化に寄与することができる。According to the invention described in claims 6, 17, 27 and 30, particularly in the method of vertically dividing as in claim 4, the inclination length of the welded portion can be reduced and the developer can be supplied. It is possible to shorten the length of the opening for that amount, which contributes to downsizing of the process cartridge, the toner cartridge, and the developing device.
【００４７】請求項７、１８、２８、３０、３１に記載
の発明によれば、歯車を回転させることにより、巻取り
部材の回転を行わせることができる。According to the invention described in claims 7, 18, 28, 30, 31, it is possible to rotate the winding member by rotating the gear.
【００４８】請求項８、１９、２９に記載の発明によれ
ば、巻取り部材に設けられたハスバ歯車は、噛合する相
手側の歯車に対して常に一方の軸方向に押圧されるの
で、巻取り部材の安定回転が保証でき、シール部材を確
実に巻取ることができる。According to the invention described in claims 8, 19 and 29, the helical gear provided on the winding member is constantly pressed in one axial direction against the gear on the other side with which it meshes. The stable rotation of the take-up member can be guaranteed, and the seal member can be reliably taken up.
【００４９】請求項９に記載の発明によれば、帯電手
段、クリーニング手段および電子写真感光体をプロセス
手段として有するプロセスカートリッジにも適用でき
る。According to the ninth aspect of the invention, it can be applied to a process cartridge having a charging means, a cleaning means and an electrophotographic photosensitive member as process means.
【００５０】請求項１０に記載の発明によれば、シール
部材の開封力が小さく、また開封時間を短くできる他、
小型化が可能となる。According to the tenth aspect of the invention, the unsealing force of the sealing member is small and the unsealing time can be shortened.
Miniaturization is possible.
【００５１】請求項１１、２０、２１、３４、３５に記
載の発明によれば、プロセスカートリッジのスムーズな
装填が行え、装填終了時にはシール部材の自動巻取りも
終了する。According to the invention as set forth in claims 11, 20, 21, 34, and 35, the process cartridge can be smoothly loaded, and the automatic winding of the seal member is finished when the loading is completed.
【００５２】請求項３２、３３に記載の発明によれば、
トナーカートリッジを装着でき、またトナーカートリッ
ジを装着すると、シール部材の自動巻取も終了する。According to the invention described in claims 32 and 33,
A toner cartridge can be attached, and when the toner cartridge is attached, the automatic winding of the seal member is completed.
【図１】本発明の第１の実施例を示すプロセスカートリ
ッジの断面図。FIG. 1 is a cross-sectional view of a process cartridge showing a first embodiment of the present invention.
【図２】図１のプロセスカートリッジの現像剤容器部の
正面図。FIG. 2 is a front view of a developer container portion of the process cartridge of FIG.
【図３】図１のプロセスカートリッジが装着される画像
形成装置の斜視図。3 is a perspective view of an image forming apparatus in which the process cartridge of FIG. 1 is mounted.
【図４】第２の実施例を示すプロセスカートリッジの現
像剤容器部の正面図。FIG. 4 is a front view of a developer container portion of a process cartridge showing a second embodiment.
【図５】本発明の第３の実施例を示す画像形成装置の断
面図。FIG. 5 is a sectional view of an image forming apparatus showing a third embodiment of the present invention.
【図６】本発明の第４の実施例を示す画像形成装置の断
面図。FIG. 6 is a sectional view of an image forming apparatus showing a fourth embodiment of the present invention.
１…クリーニング容器 ２…現像容器 ３…現像剤容器（トナー容器） ４…感光ドラム ５…クリーニングブレード ６…帯電ローラ ７…廃トナー室 ８…現像スリーブ ９…層厚規制手段 １０…シール部材 １１…巻取り軸 １１ａ…歯車 DESCRIPTION OF SYMBOLS 1 ... Cleaning container 2 ... Development container 3 ... Developer container (toner container) 4 ... Photosensitive drum 5 ... Cleaning blade 6 ... Charging roller 7 ... Waste toner chamber 8 ... Development sleeve 9 ... Layer thickness regulating means 10 ... Seal member 11 ... Winding shaft 11a ... Gear
Claims (35)
形成された潜像を現像するための現像手段とを有し、該
現像手段と該現像手段に現像剤を供給するための現像剤
収容手段との間に設けられた開口をシール部材により覆
い、該シール部材の開封シール部の引っ張りで開封可能
とするプロセスカートリッジにおいて、 開封シール部を前記開口の長手方向両側に沿って夫々設
けたことを特徴とするプロセスカートリッジ。1. An electrophotographic photosensitive member and a developing unit for developing a latent image formed on the electrophotographic photosensitive member, and the developing unit and the developing unit for supplying a developer to the developing unit. In a process cartridge in which an opening provided between the opening and the agent accommodating means is covered with a sealing member and the opening can be opened by pulling the opening sealing portion of the sealing member, the opening sealing portion is provided along both sides in the longitudinal direction of the opening. A process cartridge characterized by that.
作用するプロセス手段としての現像手段を少なくとも有
し、該現像手段と該現像手段に現像剤を供給するための
現像剤収容手段との間に設けられた開口をシール部材に
より覆い、該シール部材の開封シール部の引っ張りで開
封可能とするプロセスカートリッジにおいて、 該開封シール部を複数設け、該各開封シール部の配設方
向端部にシール部材を巻取る巻取り部材を夫々回転可能
に設けたことを特徴とするプロセスカートリッジ。2. An electrophotographic photosensitive member and at least a developing unit as a process unit acting on the electrophotographic photosensitive member, the developing unit and a developer accommodating unit for supplying a developer to the developing unit. In a process cartridge in which an opening provided between the seal members is covered with a seal member so that the seal member can be opened by pulling the seal member of the seal member, a plurality of the seal members are provided, and the end portions of each seal member in the arrangement direction are arranged. A process cartridge characterized in that a winding member for winding a seal member is rotatably provided on each of them.
作用するプロセス手段としての現像手段を少なくとも有
し、該現像手段と該現像手段に現像剤を供給するための
現像剤収容手段との間に設けられた開口をシール部材に
より覆い、該シール部材の開封シール部の引っ張りで開
封可能とし、該開封シール部を複数設け、該各開封シー
ル部の配設方向端部にシール部材を巻取る巻取り部材を
夫々回転可能に設けたプロセスカートリッジにおいて、 各巻取り部材は外力により回転するための回転伝達手段
を有することを特徴とするプロセスカートリッジ。3. An electrophotographic photosensitive member, and at least a developing unit as a process unit acting on the electrophotographic photosensitive member, the developing unit and a developer accommodating unit for supplying a developer to the developing unit. The opening provided between the seal members is covered with a seal member, and the seal member of the seal member can be opened by pulling the seal member. A plurality of seal members are provided, and seal members are provided at the end portions in the disposing direction of each seal member. A process cartridge in which each winding member is rotatably provided, wherein each winding member has a rotation transmitting means for rotating by an external force.
部材は、開口の長手方向において左右に分割して夫々設
けられていることを特徴とするプロセスカートリッジ。4. The process cartridge according to claim 1, wherein the seal member is divided into right and left parts in the longitudinal direction of the opening.
部材は、開口の長手方向において上下に分割して夫々形
成されていることを特徴とするプロセスカートリッジ。5. The process cartridge according to claim 1, 2 or 3, wherein the seal member is divided into upper and lower parts in a longitudinal direction of the opening.
の剥し開始部は傾斜した溶着部に形成されていることを
特徴とするプロセスカートリッジ。6. The process cartridge according to claim 4, wherein the peeling start portion of the seal member is formed as an inclined welding portion.
取り部材の回転伝達手段は、歯車部材であることを特徴
とするプロセスカートリッジ。7. The process cartridge according to claim 3, 4, 5 or 6, wherein the rotation transmitting means of the winding member is a gear member.
車であることを特徴とするプロセスカートリッジ。8. The process cartridge according to claim 7, wherein the gear member is a helical gear.
プロセス手段としての帯電手段、クリーニング手段と電
子写真感光体とを一体的にカートリッジ化していること
を特徴とするプロセスカートリッジ。9. The method according to claim 1, wherein
A process cartridge characterized in that a charging unit as a process unit, a cleaning unit and an electrophotographic photosensitive member are integrally made into a cartridge.
プロセスカートリッジを取り外し可能に装着するための
装着手段と、現像像が転写される記録媒体を搬送する搬
送手段とを有することを特徴とする画像形成装置。10. A mounting means for removably mounting the process cartridge according to claim 1, and a transporting means for transporting a recording medium on which a developed image is transferred. Image forming apparatus.
リッジの両巻取り部材に夫々設けられた歯車部材と噛合
するラック部材を装置本体側にプロセスカートリッジの
装着方向に沿って設けたことを特徴とする画像形成装
置。11. An image according to claim 10, wherein a rack member meshing with a gear member provided on each of the winding members of the process cartridge is provided on the apparatus main body side along the mounting direction of the process cartridge. Forming equipment.
と、該現像手段に現像剤を供給するための現像剤収容手
段とを有し、該現像手段と該現像手段剤収容手段との間
に設けられた開口をシール部材により覆い、該シール部
材の開封シール部の引っ張りで開封可能とする現像装置
において、 開封シール部を前記開口の長手方向両側に夫々設けたこ
とを特徴とする現像装置。12. A developing means which acts on the electrophotographic photosensitive member, and a developer accommodating means for supplying a developer to the developing means, and between the developing means and the developing means agent accommodating means. A developing device in which an opening provided is covered with a seal member and can be opened by pulling an opening seal part of the seal member, wherein the opening seal parts are provided on both sides in the longitudinal direction of the opening.
シール部材を巻きとる巻き取り部材を夫々回転可能に設
けたことを特徴とする請求項１２の現像装置。13. The developing device according to claim 12, wherein a winding member that winds a seal member is rotatably provided at each end of the opening and closing seal portions in the arrangement direction.
ための回転伝達手段を有することを特徴とする請求項１
３の現像装置。14. Each winding member has a rotation transmission means for rotating by an external force.
3 developing device.
左右に分割して夫々設けられていることを特徴とする請
求項１２、１３または１４の現像装置。15. The developing device according to claim 12, wherein the seal member is divided into right and left parts in the longitudinal direction of the opening, respectively.
上下に分割して夫々形成されていることを特徴とする請
求項１２、１３または１４の現像装置。16. The developing device according to claim 12, 13 or 14, wherein the seal member is divided into upper and lower parts in the longitudinal direction of the opening.
着部に形成されていることを特徴とする請求項１５また
は１６の現像装置。17. The developing device according to claim 15, wherein the peeling start portion of the seal member is formed as an inclined welding portion.
部材であることを特徴とする請求項１４、１５、１６ま
たは１７の現像装置。18. The developing device according to claim 14, 15, 16 or 17, wherein the rotation transmitting means of the winding member is a gear member.
徴とする請求項１８の現像装置。19. The developing device according to claim 18, wherein the gear member is a helical gear.
載の現像装置を取り外し可能に装着する為の装着手段
と、電子写真感光体と該電子写真感光体に作用するプロ
セス手段と、現像像が転写される記録媒体を搬送する搬
送手段とを有することを特徴とする画像形成装置。20. A mounting unit for removably mounting the developing device according to claim 12, an electrophotographic photosensitive member, a process unit acting on the electrophotographic photosensitive member, and a developed image. An image forming apparatus comprising: a conveying unit that conveys a recording medium to be transferred.
れた歯車部材と噛合するラック部材を装置本体側に現像
装置の装着方向に沿って設けたことを特徴とする請求項
２０の画像形成装置。21. An image forming apparatus according to claim 20, wherein a rack member that meshes with a gear member provided on each of the winding members of the developing device is provided on the apparatus main body side along the mounting direction of the developing device. apparatus.
作用するプロセス手段としての現像手段と該現像手段に
現像剤を供給する為の現像剤収容手段を少なくとも有す
るプロセスカートリッジの該現像剤収容手段、あるいは
電子写真感光体に作用する現像手段と該現像手段に現像
剤を供給する為の現像剤収容手段を有する現像装置の該
現像剤収容手段に装着可能なトナーカートリッジであっ
て、 該現像剤収容手段にトナーを供給する為の開口をシール
部材により覆い、該シール部材の開封シール部の引っ張
りで開封可能とするトナーカートリッジにおいて、 開封シール部を前記開口の長手方向両側に夫々設けたこ
とを特徴とするトナーカートリッジ。22. The developer storage of a process cartridge having at least an electrophotographic photosensitive member, a developing unit as a process unit acting on the electrophotographic photosensitive member, and a developer storing unit for supplying a developer to the developing unit. Or a toner cartridge attachable to the developer accommodating means of a developing device having a developing means acting on the electrophotographic photosensitive member and a developer accommodating means for supplying the developer to the developing means. A toner cartridge in which an opening for supplying toner to the agent accommodating means is covered with a sealing member and can be opened by pulling the opening sealing portion of the sealing member, the opening sealing portions are provided on both sides in the longitudinal direction of the opening. Toner cartridge characterized by.
シール部材を巻きとる巻き取り部材を夫々回転可能に設
けたことを特徴とする請求項２２のトナーカートリッ
ジ。23. The toner cartridge according to claim 22, wherein a winding member for winding a seal member is rotatably provided at each end of the opening and closing seal portions in the arrangement direction.
ための回転伝達手段を有することを特徴とする請求項２
３のトナーカートリッジ。24. Each winding member has a rotation transmission means for rotating by an external force.
3 toner cartridge.
左右に分割して夫々設けられていることを特徴とする請
求項２２ないし２４のいずれかのトナーカートリッジ。25. The toner cartridge according to claim 22, wherein the seal member is divided into right and left parts in the longitudinal direction of the opening.
上下に分割して夫々形成されていることを特徴とする請
求項２２、２３または２４のトナーカートリッジ。26. The toner cartridge according to claim 22, wherein the seal member is divided into upper and lower parts in the longitudinal direction of the opening.
着部に形成されていることを特徴とする請求項２５また
は２６のトナーカートリッジ。27. The toner cartridge according to claim 25, wherein the peeling start portion of the seal member is formed as an inclined welding portion.
材であることを特徴とする請求項２４、２５、２６また
は２７のトナーカートリッジ。28. The toner cartridge according to claim 24, 25, 26 or 27, wherein the rotation transmitting means of the winding member is a gear member.
徴とする請求項２８のトナーカートリッジ。29. The toner cartridge according to claim 28, wherein the gear member is a helical gear.
載のトナーカートリッジを装着する為の装着手段を有す
る、画像形成装置に着脱可能なプロセスカートリッジ。30. A process cartridge attachable to and detachable from an image forming apparatus, comprising a mounting means for mounting the toner cartridge according to claim 22.
夫々設けられた歯車部材と噛合するラック部材を、プロ
セスカートリッジ現像剤収容手段側にトナーカートリッ
ジの装着方向に沿って設けたことを特徴とする請求項３
０のプロセスカートリッジ。31. A rack member, which meshes with a gear member provided on each of the winding members of the toner cartridge, is provided on the process cartridge developer accommodating means side along the mounting direction of the toner cartridge. Item 3
0 process cartridge.
トナーカートリッジを装着する為の装着手段を有する、
画像形成装置に着脱可能な現像装置。32. A mounting means for mounting the toner cartridge according to claim 22.
A developing device that can be attached to and detached from the image forming apparatus.
夫々設けられた歯車部材と噛合するラック部材を、現像
装置の現像剤収容手段側にトナーカートリッジの装着方
向に沿って設けたことを特徴とする請求項３２の現像装
置。33. A rack member, which meshes with a gear member provided on each of the winding members of the toner cartridge, is provided on the developer accommodating means side of the developing device along the mounting direction of the toner cartridge. The developing device according to claim 32.
ロセスカートリッジを取り外し可能に装着する為の装着
手段と、記録媒体を搬送する搬送手段を有する画像形成
装置。34. An image forming apparatus having a mounting means for removably mounting the process cartridge according to claim 30 or 31, and a transporting means for transporting a recording medium.
像装置を取り外し可能に装着する為の装着手段と、電子
写真感光体と該電子写真感光体に作用するプロセス手段
と、記録媒体を搬送する搬送手段を有する画像形成装
置。35. A mounting unit for removably mounting the developing device according to claim 32, an electrophotographic photosensitive member, a process unit acting on the electrophotographic photosensitive member, and a recording medium conveyed. An image forming apparatus having a conveying unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7148506A JPH096105A (en) | 1995-06-15 | 1995-06-15 | Process cartridge, developing device, toner cartridge and image forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7148506A JPH096105A (en) | 1995-06-15 | 1995-06-15 | Process cartridge, developing device, toner cartridge and image forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH096105A true JPH096105A (en) | 1997-01-10 |
Family
ID=15454292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7148506A Pending JPH096105A (en) | 1995-06-15 | 1995-06-15 | Process cartridge, developing device, toner cartridge and image forming device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH096105A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013008952A1 (en) * | 2011-07-14 | 2013-01-17 | キヤノン株式会社 | Developer storage unit, process cartridge, and electrophotographic image forming device |
| CN107305335A (en) * | 2016-04-25 | 2017-10-31 | 纳思达股份有限公司 | Developing bin of processing box, removing method, removing equipment and processing box |
-
1995
- 1995-06-15 JP JP7148506A patent/JPH096105A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013008952A1 (en) * | 2011-07-14 | 2013-01-17 | キヤノン株式会社 | Developer storage unit, process cartridge, and electrophotographic image forming device |
| JP2013037341A (en) * | 2011-07-14 | 2013-02-21 | Canon Inc | Developer storage unit, process cartridge, and electrophotographic image forming apparatus |
| CN103649844A (en) * | 2011-07-14 | 2014-03-19 | 佳能株式会社 | Developer storage unit, process cartridge, and electrophotographic image forming device |
| US8824918B2 (en) | 2011-07-14 | 2014-09-02 | Canon Kabushiki Kaisha | Developer accommodating unit, process cartridge, electrophotographic image forming apparatus |
| CN107305335A (en) * | 2016-04-25 | 2017-10-31 | 纳思达股份有限公司 | Developing bin of processing box, removing method, removing equipment and processing box |
| CN107305335B (en) * | 2016-04-25 | 2024-05-03 | 纳思达股份有限公司 | Developing cartridge for process cartridge, method of removing the same, removing apparatus, and process cartridge |
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