专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2014238548A 現像装置、プロセスカートリッジおよび画像形成装置审中-公开
标题翻译：开发设备，过程盒和图像形成装置
公开(公告)号：JP2014238548A
公开(公告)日：2014-12-18
申请号：JP2013122071
申请日：2013-06-10
申请人：株式会社リコー , Ricoh Co Ltd
发明人： KUBOTA TOMOHIRO , SHIMIZU YOSHIYUKI , TSUJI MASATO , KITA EMI , HAMADA MANABU , TSURITANI SHO
IPC分类号： G03G15/08 , G03G21/00 , G03G21/10
摘要：【課題】トナー受け部のレイアウトを工夫し、トナー受け部の容量を大きくすることで、入口シールによってかき取られるトナーがすぐにはいっぱいにならないため、装置の寿命を長くすることができる現像装置を提供する。【解決手段】現像ケース40と、現像ローラ41と、供給ローラ42と、現像ローラ上に付着するトナー量を適正化するための現像ブレード43と、スラスト方向において現像ローラ41と接触し、現像ケース40の内部のトナーが現像ケース40の外側に漏れるのを防ぐための入口シール46と、現像ローラ41と入口シール46のニップ部にて、入口シール46によってかき取られてしまう現像ローラ上の未現像トナーが飛散しないよう収容する収容領域61と、を有し、該収容領域61が、供給ローラ42の垂直方向下側にまで設置される。【選択図】図3
摘要翻译：要解决的问题：提供一种显影装置，其包括调色剂接收部分，其布局被改进以增加调色剂接收部分的容量，使得通过入口密封件刮掉的调色剂可以容纳在调色剂接收部分中更大量，从而延长设备的使用寿命。解决方案：显影装置包括显影盒40，显影辊41，供应辊42，调节附着到显影辊上的调色剂量的显影刮板43，密封件46，其在推力方向上与显影辊41接触，以防止显影盒40内的调色剂泄漏到显影盒40的外部，以及容纳区域61，以便不会分散，在由显影辊41和入口密封件46形成的夹持部分处被进口密封件46刮掉的显影辊上的未显影调色剂，其中容纳区域61 设置在供给辊42的上下方向的下部。

2. 发明专利

JP2014109749A Powder container, developing unit, process unit, and image forming apparatus 有权
标题翻译：粉末容器，发展单元，过程单元和图像形成装置
公开(公告)号：JP2014109749A
公开(公告)日：2014-06-12
申请号：JP2012265337
申请日：2012-12-04
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TSURITANI SHO , SHIMIZU YOSHIYUKI , KUBOTA TOMOHIRO , HAMADA MANABU , TSUJI MASATO
IPC分类号： G03G15/08 , G03G21/18
CPC分类号： G03G21/18 , G03G15/0886
摘要： PROBLEM TO BE SOLVED: To provide a powder container capable of preventing powder from leaking from between a shutter and a container body.SOLUTION: A powder container includes a container body 31 storing powder for image formation, an exhaust port 32 provided on the container body 31 for exhausting the powder, and a shutter 33 for opening and closing the exhaust port 32. The powder container further has a seal member 37 disposed between the shutter 33 and the container body 31 while the shutter 33 is switched to an opening position, and a downstream end part 37a of the seal member 37 disposed on the downstream side of a downstream end part 33a of the shutter 33 in an opening direction B of the shutter 33.
摘要翻译：要解决的问题：提供一种能够防止粉末从快门和容器体之间泄漏的粉末容器。解决方案：粉末容器包括容纳主体31，其存储用于成像的粉末，设置在容器主体上的排气口32 31，用于排出粉末，以及用于打开和关闭排气口32的活门33.粉末容器还具有密封构件37，该密封构件37设置在活门33和容器主体31之间，同时快门33切换到打开位置，并且密封构件37的下游端部37a，其设置在挡板33的打开方向B上的挡板33的下游端部33a的下游侧。

3. 发明专利

JP2013167767A Developer container, developing device, process cartridge, and image forming apparatus 有权
标题翻译：开发者集装箱，开发装置，过程盒和图像形成装置
公开(公告)号：JP2013167767A
公开(公告)日：2013-08-29
申请号：JP2012031060
申请日：2012-02-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TSURITANI SHO , NAKATAKE NAOKI , KUBOTA TOMOHIRO , SHIMIZU YOSHIYUKI , YOSHIDA TOMOSHI , FUJITA MASAYA
IPC分类号： G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide a developer container capable of supplying developer without causing clogging or scattering of developer with a simple configuration.SOLUTION: A developer container accommodates developer inside, and expands and contracts in a single direction. The developer container includes: a discharge port that is provided on one side in the expansion direction and discharges the developer; and a rod-like member that is provided on an inner face on the other side in the expansion direction to extend toward the discharge port, and moves in the expansion direction in association with the expansion and contraction of the developer container.
摘要翻译：要解决的问题：提供一种能够以显影剂供应的显影剂，而不会以简单的构造导致显影剂的堵塞或散射。解决方案：显影剂容器容纳显影剂，并在单个方向上膨胀和收缩。显影剂容器包括：排出口，其设置在膨胀方向的一侧并排出显影剂; 以及杆状构件，其设置在膨胀方向上的另一侧的内表面上以朝向排出口延伸，并且与显影剂容器的膨胀和收缩相关联地沿膨胀方向移动。

4. 发明专利

JP2013041231A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2013041231A
公开(公告)日：2013-02-28
申请号：JP2011197186
申请日：2011-09-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： HAMADA MANABU , YOSHIDA TOMOSHI , OYOSHI HIROFUMI , SHIMIZU YOSHIYUKI , MURAMATSU TAKEHARU , KUBOTA TOMOHIRO , ARASAWA SHINICHI , TSURITANI SHO , FUJITA MASAYA , FUKUSHIMA TATSUO , KITA NOBUHIKO , HASHIMOTO HARUHISA
IPC分类号： G03G21/16 , G03G21/18
CPC分类号： G03G21/1676 , G03G15/04054 , G03G21/1666 , G03G21/1671
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which makes effective utilization of a movement space of exposure means at the time of retreat thereof possible, which can achieve down-sizing of an apparatus body, and which can prevent interference to the exposure unit during replacing a photoreceptor unit, etc.SOLUTION: An image forming apparatus uses exposure means as a light source for forming an electrostatic latent image on a photoreceptor 22, and a developer storage container 41, a photoreceptor unit 20 provided with at least the photoreceptor 22, and a development unit 31 are detachably mounted to an image forming apparatus body 100. An exposure means retreat mechanism 37 is provided for displacing the exposure means between a function position for making the exposure means function as the light source and a retreat position for retreating from the function position. In the state where the developer storage container 41 is separated from its initial mounting position or is taken out of the image forming apparatus body 100, the exposure means is retreated by the exposure means retreat mechanism 37 and the photoreceptor unit 20 is extracted.
摘要翻译：要解决的问题：提供一种图像形成装置，其可以有效利用曝光装置在其后退时的移动空间，这可以实现装置主体的减小尺寸，并且可以防止对在更换感光单元期间的曝光单元等。解决方案：图像形成装置使用曝光装置作为用于在感光体22上形成静电潜像的光源，以及显影剂存储容器41，设置有感光体单元20 至少具有感光体22和显影单元31可拆卸地安装在图像形成设备主体100上。曝光装置退避机构37用于使曝光装置在用于使曝光装置起作用的光源的功能位置之间移动以及从功能位置撤退的撤退位置。在显影剂储存容器41从其初始安装位置分离或从图像形成装置主体100中取出的状态下，曝光装置通过曝光装置退回机构37退回，并且提取感光体单元20。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2013029570A Developer storage container, developing device, process unit and image forming apparatus 有权
标题翻译：开发商存储容器，开发设备，处理单元和图像形成装置
公开(公告)号：JP2013029570A
公开(公告)日：2013-02-07
申请号：JP2011164033
申请日：2011-07-27
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TSURITANI SHO , FUJITA MASAYA , SHIMIZU YOSHIYUKI , KUBOTA TOMOHIRO , NAKATAKE NAOKI
IPC分类号： G03G15/08
CPC分类号： G03G15/0877 , G03G15/0875 , G03G2215/0132
摘要： PROBLEM TO BE SOLVED: To provide a developer storage container able to prevent its damage even if discharge port is blocked.SOLUTION: The developer storage container is provided with an eaves part 65 disposed in a container body 70 and opposite a discharge port 52 and defining a developer conveyance space 66 between the internal surface of the container body 70 and itself for conveying developer by use of a conveying member 53. Additionally, the developer storage container is provided with a return port 67 for returning developer that has not been discharged from the discharge port 52 from the developer conveyance space 66 into the developer storage part 51, in a portion downstream of a portion opposite the discharge port 52 of the eaves part 65 in the direction in which the conveying member 53 conveys developer. The conveying member 53 has a first conveying part H1 for conveying developer in the developer storage part 51 to the discharge port 52, and a second conveying part H2 for conveying developer that has not been discharged from the discharge port 52, to the return port 67. A developer conveyance speed Q2 of the second conveying part H2 is made lower than the developer conveyance speed Q1 of the first conveying part H1.
摘要翻译：要解决的问题：提供即使排放口被堵塞也能够防止其损坏的显影剂储存容器。解决方案：显影剂储存容器设置有檐部65，其设置在容器主体70中并与排出口52相对并且在容器主体70的内表面和其本身之间限定显影剂输送空间66，用于通过此外，显影剂储存容器设置有返回口67，用于将尚未从排出口52排出的显影剂从显影剂输送空间66返回到显影剂储存部51中，在下游部分与输送构件53输送显影剂的方向相反的与檐部65的排出口52相对的部分。输送构件53具有用于将显影剂储存部51中的显影剂输送到排出口52的第一输送部H1和用于将尚未从排出口52排出的显影剂输送到返回口67的第二输送部H2 使第二输送部H2的显影剂输送速度Q2低于第一输送部H1的显影剂输送速度Q1。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2009265325A Developing device, process cartridge, electrophotographic type image forming device, electrophotographic type image forming method 有权
标题翻译：显影装置，工艺盒，电子印刷图像形成装置，电子印刷图像形成方法
公开(公告)号：JP2009265325A
公开(公告)日：2009-11-12
申请号：JP2008113964
申请日：2008-04-24
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KUBOTA TOMOHIRO , YOSHIDA TOMOSHI , OYOSHI HIROFUMI , TATSUMI KENZO , SHIMIZU YOSHIYUKI , KAWAKAMI YOSHIHIRO , KATO KOJI
IPC分类号： G03G15/08
摘要： PROBLEM TO BE SOLVED: To surely prevent toner from being leaked to a side way out of an end part side of a developing roller, by simple constitution. SOLUTION: This developing device 2 has a toner storage case 22 having an opening part and for storing the toner, the developing roller 21 provided in the opening part and for carriage-conveying the toner to an image carrier 1, a developing blade 26 for pressing a circumferential face of the developing roller 21 to regulate a toner amount on the developing roller, and a seal member 29 contacting with an outer circumferential face in the longitudinal-directional end part side of the developing roller 21 so as to prevent the toner from being leaked out of a longitudinal-directional end part of the developing roller 21. In the developing device 2, the developing blade 26 is formed with a cut-out part in a blade tip side of a longitudinal-directional end part of the developing blade 26, and a contact face of the seal member 29 with the developing roller 21 is positioned between the rotation center of the developing roller 21 and the developing blade 26, in a developing roller radial direction, and the contact face and the cut-out part are wrapped in a developing roller axial direction, under the state before the seal member 29 is compressed by the developing roller 21. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过简单的结构，确实防止调色剂从显影辊的端部侧向侧面泄漏。解决方案：该显影装置2具有具有开口部分并用于存储调色剂的调色剂储存盒22，设置在开口部分中的显影辊21和用于将调色剂输送到图像载体1的显影刮板 26，用于按压显影辊21的圆周面以调节显影辊上的调色剂量;以及密封构件29，其与显影辊21的纵向端部侧的外周面接触，以防止调色剂从显影辊21的纵向端部泄漏出来。在显影装置2中，显影刮板26形成有切割部分，该切口部分位于显影辊21的纵向端部的叶片末端侧显影刮板26和密封构件29与显影辊21的接触面位于显影辊21的旋转中心和显影刮板26之间，以显影辊的径向方向在密封构件29被显影辊21压缩之前的状态下，接触面和切口部分被卷绕在显影辊轴向方向上。（C）2010，JPO＆INPIT

7. 发明专利

JP2009226930A Exposure device, image forming device and image forming method 有权
标题翻译：曝光装置，图像形成装置和图像形成方法
公开(公告)号：JP2009226930A
公开(公告)日：2009-10-08
申请号：JP2009011935
申请日：2009-01-22
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MIYADERA TATSUYA , SHIMIZU YOSHIYUKI , MASUMOTO HIDEYUKI , MIYAZAKI TAKASHI , YAMAZAKI KOZO
IPC分类号： B41J2/44 , G02B7/198 , G03G15/00 , G03G15/01
CPC分类号： G03G15/0409
摘要： PROBLEM TO BE SOLVED: To provide an exposure device, an image forming device and an image forming method each capable of providing a stable image without affecting a user's sense of use by preventing an increase of a position gap due to a temperature increase in the exposure device. SOLUTION: The image forming device 100 has a plurality of charging means 10 charging respective surfaces of a plurality of image carriers 9 corresponding to expression colors with an electrostatic charge, an exposure means 11 forming an electrostatic latent image by exposing the surfaces of a plurality of the image carriers 9 charged by the charging means 10 to laser light 14 coming from a light source 21 and reflected by a reflecting surface of a reflecting mirror 20, and a plurality of developing means 12 developing the electrostatic latent image formed by the exposure means 11 with a developing agent of the expression colors wherein a rotation axis 26 of the reflecting mirror 20 is perpendicular to a rotation axis of a plurality of the image carriers 9, and the rotation axis 26 of the reflecting mirror 20 is by a predetermined distance apart from the rotation axis of a plurality of the image carriers 9. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种曝光装置，图像形成装置和图像形成方法，每个都能够通过防止由于温度升高引起的位置间隙的增加而提供稳定的图像而不影响用户的使用感在曝光装置中。解决方案：图像形成装置100具有多个充电装置10，其对与静电电荷的表情颜色相对应的多个图像载体9的各个表面进行充电;曝光装置11，通过暴露静电潜像的表面形成静电潜像由充电装置10将多个图像载体9充电到来自光源21的激光14并被反射镜20的反射表面反射的多个图像载体9以及由该反射镜20形成的静电潜像显影的多个显影装置12 具有表现颜色的显影剂的曝光装置11，其中反射镜20的旋转轴线26垂直于多个图像载体9的旋转轴线，并且反射镜20的旋转轴线26是预定的距离多个图像载体9的旋转轴的距离。版权所有：（C）2010，JPO＆INPIT

8. 发明专利

JP2009162849A Cleaning means, process unit and image forming apparatus 审中-公开
标题翻译：清洁手段，加工单元和图像形成装置
公开(公告)号：JP2009162849A
公开(公告)日：2009-07-23
申请号：JP2007339805
申请日：2007-12-28
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KAWAKAMI YOSHIHIRO , TATSUMI KENZO , OYOSHI HIROFUMI , SAITO OSAMU , YOSHIDA TOMOSHI , SHIMIZU YOSHIYUKI , KUBOTA TOMOHIRO
IPC分类号： G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a cleaning means that prevents toner leakage from between the circumference of a rotor such as an image carrier and a cleaning blade. SOLUTION: When the cleaning blade 25 and end seals 26 are not in contact with the circumference of the image carrier 2, a contact face 25a and sealing faces 26a corresponding at least to the portions at which the cleaning blade 25 and end seals 26 abut are inclined to form a predetermined angle α when viewed from a longitudinal direction of the cleaning blade 25. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种防止墨粉从诸如图像载体的转子的周边与清洁刮板之间泄漏的清洁装置。解决方案：当清洁刮板25和端部密封件26不与图像载体2的圆周接触时，接触面25a和密封面26a至少对应于清洁刮板25和端部密封的部分 26从所述清洁刮板25的长度方向观察时倾斜成规定的角度α。（C）2009，JPO＆INPIT

9. 发明专利

JP2008298972A Process cartridge and process cartridge package 有权
标题翻译：工艺盒和工艺包装盒
公开(公告)号：JP2008298972A
公开(公告)日：2008-12-11
申请号：JP2007143558
申请日：2007-05-30
申请人： Ricoh Co Ltd , Ricoh Printing Systems Ltd , リコープリンティングシステムズ株式会社 , 株式会社リコー
发明人： KAWAKAMI YOSHIHIRO , OYOSHI HIROFUMI , YOSHIDA TOMOSHI , TATSUMI KENZO , SHIMIZU YOSHIYUKI , KUBOTA TOMOHIRO
IPC分类号： G03G21/18
摘要： PROBLEM TO BE SOLVED: To provide a protective member for a process cartridge which can be attached and detached with one action, and can be miniaturized, and of which assembly property and workability have been improved, and a process cartridge package thereof. SOLUTION: The protective member 40 is formed in roughly a ship-shape comprising a bottom face 41 that faces the surface of an image carrier 2 when the process cartridge 30 is mounted, short side parts 42 that are erected roughly vertically at the right and left edge parts in the longitudinal direction of the bottom face 41, and face each other, and long side parts 43 that are erected roughly vertically along the longitudinal direction of the bottom face, and face each other. An elastically supporting part 45 which elastically deforms and sandwiches the shaft 2a of the process cartridge 30 is formed at each of the short side parts 42. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种可以通过一种动作来附接和分离并且可以小型化并且其组装性能和可加工性得到改善的处理盒的保护构件及其处理盒封装。解决方案：当安装处理盒30时，保护构件40大致形成为包括面向图像载体2的表面的底面41的船形，在侧面竖立大致垂直的短边部分42 在底面41的长度方向上的左右边缘部分彼此面对，并且沿着底面的纵向大致垂直地竖立的长边部43彼此面对。在短边部分42的每一个处形成有弹性变形并夹持处理盒30的轴2a的弹性支撑部分45.版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008268811A Toner container and image forming apparatus 有权
标题翻译：调色剂容器和图像形成装置
公开(公告)号：JP2008268811A
公开(公告)日：2008-11-06
申请号：JP2007115329
申请日：2007-04-25
申请人： Ricoh Co Ltd , Ricoh Printing Systems Ltd , リコープリンティングシステムズ株式会社 , 株式会社リコー
发明人： YOSHIDA TOMOSHI , OYOSHI HIROFUMI , TATSUMI KENZO , KAWAKAMI YOSHIHIRO , SHIMIZU YOSHIYUKI , KUBOTA TOMOHIRO , KATO KOJI
IPC分类号： G03G21/10 , G03G15/08
CPC分类号： G03G21/105
摘要： PROBLEM TO BE SOLVED: To provide a process unit capable of improving the performance of inserting a shaft member such as a conveying screw into a toner storage section. SOLUTION: The toner container includes at least the toner storage section 6 and is attachable/detachable to/from the main body of an image forming apparatus. A guide member 39 having a slide part 40 is disposed in the toner storage section 6 so that when the shaft members 30 and 31 are rotatably inserted from one end of the toner storage section 6 to the other end on the opposite side, the shaft members 30 and 31 are slidable on the slide part 40. COPYRIGHT: (C)2009,JPO&INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式