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1. 发明专利

JP2012226370A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2012226370A
公开(公告)日：2012-11-15
申请号：JP2012157853
申请日：2012-07-13
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKAMOTO MICHIYA , NAGASHIMA HIROYASU , TANAKA HIDEKI , KUWABARA NOBUO , ONO HIROSHI , AMAMIYA MASARU , AKAFUJI MASAHIKO , KOIKE TOSHIO , ARAI YUJI , HONJO KENJI
IPC分类号： G03G15/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus and a process cartridge with a collecting container having excellent operability during attaching/detaching operation to/from an apparatus body while securing capacity.SOLUTION: The image forming apparatus comprises: a collecting container 20 which includes a collecting opening to which residual toner removed from an image carrier is conveyed by conveying means, and is provided detachably on a mounting part 37 in the vicinity of an opening 3A of an apparatus body 3; and a cover member 30 supported on the apparatus body 3 so as to be openable and closable to open and close the opening 3A. The cover member 30 extends in a mounting direction X when mounting the collecting container 20 on the mounting part 37, and includes guide members 32, 33 for guiding the collecting container 20 to the mounting part 37.
摘要翻译：要解决的问题：提供一种图像形成装置和具有收集容器的处理盒，其具有在确保容量的同时在装置主体的附接/拆卸操作期间具有优异的可操作性。解决方案：图像形成装置包括：收集容器20，其包括收集开口，残留调色剂从图像载体移除到所述收集开口，通过输送装置输送，并且可拆卸地设置在开口附近的安装部37上 3A的装置主体3; 以及支撑在装置主体3上以便打开和关闭以打开和关闭开口3A的盖构件30。在将收集容器20安装在安装部37上时，盖构件30沿安装方向X延伸，并且包括用于将收集容器20引导到安装部37的引导构件32,33。版权所有（C）2013 ，JPO＆INPIT

2. 发明专利

JP2012083376A Cooling structure in rotor support structure, process unit, and image forming apparatus 审中-公开
标题翻译：转子支撑结构，加工单元和图像形成装置的冷却结构
公开(公告)号：JP2012083376A
公开(公告)日：2012-04-26
申请号：JP2010226786
申请日：2010-10-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKAMOTO MICHIYA , NAGASHIMA HIROYASU , KUWABARA NOBUO , ONO HIROSHI , AMAMIYA MASARU , KOIKE TOSHIO , ARAI YUJI , HONJO KENJI
IPC分类号： G03G21/18 , G03G21/20
摘要： PROBLEM TO BE SOLVED: To provide a cooling structure in a rotor support structure that effectively suppresses temperature rise of a sliding member that relatively slides to a rotation supported member, which is rotatably supported.SOLUTION: A cooling structure in a rotor support structure includes: a rotor 2; a rotation supported member 70 that is fixed to and rotatably supported by the rotor 2; and a sliding member 80 that relatively slides to the rotating rotation supported member 70. A cooling path 80b is formed on the sliding member 80, which is for a cooling medium to pass through.
摘要翻译：要解决的问题：提供一种转子支撑结构中的冷却结构，其有效地抑制相对于旋转支撑的旋转支撑构件相对滑动的滑动构件的温度上升。解决方案：转子支撑结构中的冷却结构包括：转子2; 旋转支撑部件70，固定在转子2上并由转子2支承; 以及滑动构件80，其相对于旋转的旋转支撑构件70滑动。冷却路径80b形成在用于冷却介质通过的滑动构件80上。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2010190915A Lubricant applying brush roller, lubricant applying device, and image forming apparatus 有权
标题翻译：润滑剂涂布滚筒，润滑剂涂布装置和图像形成装置
公开(公告)号：JP2010190915A
公开(公告)日：2010-09-02
申请号：JP2009031959
申请日：2009-02-13
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ONO HIROSHI , MURAISHI TAKAYA , NAGASHIMA HIROYASU , ITO CHIKASHI , AKAFUJI MASAHIKO , YOSHINO KAORU , HONJO KENJI , AMAMIYA MASARU , HATORI SATOSHI , KOIKE TOSHIO , ARAI YUJI , OKAMOTO MICHIYA , IWASAKI TAKUMA
IPC分类号： G03G21/00
摘要： PROBLEM TO BE SOLVED: To provide a lubricant applying brush roller which is the one for applying lubricant to an image carrier provided in an image forming apparatus such as a copying machine, a facsimile and a printer and capable of suppressing or preventing the enlargement of the height difference of the irregularities of a lubricant surface and to provide a lubricant applying device having the lubricant applying brush roller and an image forming apparatus having the lubricant applying device. SOLUTION: The lubricant applying brush roller 47Y is provided with brush fibers 89Y scraping the lubricant and applying the scraped lubricant to the image carrier. The brush fibers 89Y have the irregularities for scraping the lubricant in the longitudinal direction of the brush fibers 89Y in the side surfaces of the brush fibers 89Y. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种润滑剂施加刷辊，该刷辊是用于将润滑剂施加到设置在诸如复印机，传真机和打印机的图像形成装置中的图像载体上，并且能够抑制或防止增加润滑剂表面的凹凸的高度差，并提供具有润滑剂涂刷刷辊的润滑剂涂布装置和具有润滑剂涂敷装置的图像形成装置。解决方案：润滑剂施加刷辊47Y设置有刷毛纤维89Y，刮擦润滑剂并将刮擦的润滑剂施加到图像载体上。毛刷纤维89Y具有用于在刷纤维89Y的侧表面沿刷毛纤维89Y的长度方向刮擦润滑剂的凹凸。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2010122502A Waste toner container and image forming apparatus 有权
标题翻译：废弃墨盒和图像形成装置
公开(公告)号：JP2010122502A
公开(公告)日：2010-06-03
申请号：JP2008296713
申请日：2008-11-20
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ITO CHIKASHI , NAGASHIMA HIROYASU , ONO HIROSHI , AKAFUJI MASAHIKO , YOSHINO KAORU , AMAMIYA MASARU , KOIKE TOSHIO , ARAI YUJI , OKAMOTO MICHIYA , IWASAKI TAKUMA
IPC分类号： G03G21/10
摘要： PROBLEM TO BE SOLVED: To prevent toner accumulated inside a waste toner container from being broken up and waste toner from being ejected from a waste toner reception port in a low position, when the waste toner container is placed outside an image forming apparatus body. SOLUTION: The waste toner container can be attached/detached to/from an image forming apparatus including a plurality of waste toner discharge ports arranged with heights different from each other and includes a plurality of waste toner reception ports corresponding to the waste toner discharge ports. The waste toner container incorporates a conveying means conveying stored waste toner to the side of the waste toner reception port in a high position when the waste toner container is attached to the image forming apparatus, and the waste toner container includes a waste toner reception port height-adjusting means making small a difference between the heights of the plurality of waste toner reception ports when the waste toner container is placed outside the image forming apparatus. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了防止累积在废调色剂容器内的调色剂分解，并使废粉从低色调剂接收口排出，当废调色剂容器放置在图像形成装置的外部时身体。解决方案：废调色剂容器可以从包括多个废弃调色剂排出口的图像形成设备附接/分离，所述多个废色调剂排出口彼此不同，并且包括与废色调剂相对应的多个废调色剂接收端口排放口。废弃调色剂容器包括将废弃调色剂容器附接到图像形成装置时将废弃调色剂输送到废色剂接收端口的高位置的输送装置，并且废调色剂容器包括废调色剂接收口高度 - 当调色剂容器放置在图像形成装置外部时，调整装置使得在多个废调色剂接收端口的高度之间变小。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010091657A Cleaning device, process unit, and image forming apparatus 审中-公开
标题翻译：清洁装置，处理单元和图像形成装置
公开(公告)号：JP2010091657A
公开(公告)日：2010-04-22
申请号：JP2008259529
申请日：2008-10-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ONO HIROSHI , AMAMIYA MASARU , ARAI YUJI , ITO CHIKASHI , OKAMOTO MICHIYA , KUWABARA NOBUO , KOIKE TOSHIO , AKAFUJI MASAHIKO , NAGASHIMA HIROYASU
IPC分类号： G03G21/10 , G03G15/02
摘要： PROBLEM TO BE SOLVED: To provide a cleaning device for stably exhibiting cleaning capability for a long period.
SOLUTION: The cleaning device includes a cleaning roller 21 that abuts on a charging roller 3 for charging the surface of an image carrier 2 and removes a foreign substance on the surface of the charging roller 3, and a recovery roller 22 that abuts on the cleaning roller 21 and recovers the foreign substance removed by the cleaning roller 21. The cleaning roller 21 and the recovery roller 22 are constituted of porous rollers forming elastic layers 21b and 22b formed of porous materials on outer peripheries of core materials 21a and 22a.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供用于长期稳定地显示清洁能力的清洁装置。解决方案：清洁装置包括：清洁辊21，其邻接充电辊3，用于对图像载体2的表面充电并除去充电辊3的表面上的异物;以及回收辊22，其邻接在清洁辊21上回收由清洁辊21除去的异物。清洁辊21和回收辊22由在芯材21a和22a的外周上由多孔材料形成的弹性层21b和22b的多孔辊构成。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2010061102A Process cartridge, and an image forming apparatus 有权
标题翻译：过程盒和图像形成装置
公开(公告)号：JP2010061102A
公开(公告)日：2010-03-18
申请号：JP2009100655
申请日：2009-04-17
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ARAI YUJI , NAGASHIMA HIROYASU , KUWABARA NOBUO , ITO CHIKASHI , ONO HIROSHI , AMAMIYA MASARU , AKAFUJI MASAHIKO , KOIKE TOSHIO , OKAMOTO MICHIYA , MOCHIZUKI TOMOKAZU , YAMANE MASAYUKI , UCHITANI TAKESHI , HORI EISUKE , KIMURA HIDEKI
IPC分类号： G03G21/18
CPC分类号： G03G15/0813
摘要： PROBLEM TO BE SOLVED: To provide a process cartridge and an image forming apparatus capable of highly precisely uniformizing and optimizing a gap between an image carrier and a developer carrier in the longitudinal direction without causing a defect of damaging the image carrier or a defect that the image carrier or the developer carrier cannot be positioned in the longitudinal direction. SOLUTION: The process cartridge includes a first positioning member 61 for positioning an image carrier 1Y and a developer carrier 51Y at one end side in the longitudinal direction, and fixed at one end side in the longitudinal direction of a first sub unit 60 and a second sub unit 5Y, and a second positioning member 62 for positioning the image carrier 1Y and the developer carrier 51Y at the other end side in the longitudinal direction, and fixed at the other end side in the longitudinal direction of either the first sub unit 60 or the second sub unit 5Y. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种处理盒和图像形成装置，其能够在纵向方向上高精度均匀化和优化图像载体和显影剂载体之间的间隙，而不会造成损坏图像载体的缺陷或图像载体或显影剂载体不能沿纵向定位的缺点。解决方案：处理盒包括：第一定位构件61，用于在图像载体1Y和显影剂载体51Y的纵向方向的一端侧定位，并且固定在第一子单元60的纵向方向的一个端侧和第二子单元5Y，以及第二定位构件62，用于将图像载体1Y和显影剂载体51Y在长度方向的另一端侧定位，并且固定在第一子单元5Y的长度方向的另一端侧单元60或第二子单元5Y。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2010020073A Charging apparatus, process cartridge, and image forming apparatus 审中-公开
标题翻译：充电装置，过程盒和图像形成装置
公开(公告)号：JP2010020073A
公开(公告)日：2010-01-28
申请号：JP2008180116
申请日：2008-07-10
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： AMAMIYA MASARU , NAGASHIMA HIROYASU , KUWABARA NOBUO , ONO HIROSHI , AKAFUJI MASAHIKO , KOIKE TOSHIO , OKAMOTO MICHIYA , ARAI YUJI , HONJO KENJI
IPC分类号： G03G15/02
摘要： PROBLEM TO BE SOLVED: To provide a charging apparatus capable of accurately removing a foreign matter adhering to the charging apparatus and suppressing wear of a gap management member.
SOLUTION: The charging apparatus 14 has: a charging roller 14a arranged proximately to a photoreceptor drum; a charging cleaning roller 14b being brought into contact with the charging roller 14a and removing the foreign matter adhering to the surface of the charging roller 14a; spacer members 14h provided on both end sides of the charging roller 14a; and brush roller parts 14g removing the foreign matter adhering to the spacer members 14h. The charging cleaning roller 14b and the brush roller part 14g are formed of different materials and are integrated.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种能够精确地除去附着在充电装置上的异物并抑制间隙管理部件的磨损的充电装置。
解决方案：充电装置14具有：与感光鼓相邻配置的充电辊14a; 充电清洁辊14b与充电辊14a接触并去除附着在充电辊14a的表面上的异物; 设置在充电辊14a的两端侧的间隔件14h; 和刷辊部分14g，去除附着在间隔件14h上的异物。充电清洁辊14b和刷辊部分14g由不同的材料形成并且一体化。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009294407A Process cartridge and image forming apparatus 有权
标题翻译：过程盒和图像形成装置
公开(公告)号：JP2009294407A
公开(公告)日：2009-12-17
申请号：JP2008147346
申请日：2008-06-04
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKAMOTO MICHIYA , NAGASHIMA HIROYASU , TANAKA HIDEKI , KUWABARA NOBUO , ONO HIROSHI , AMAMIYA MASARU , AKAFUJI MASAHIKO , KOIKE TOSHIO , ARAI YUJI , HONJO KENJI
IPC分类号： G03G21/16
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus and a process cartridge with excellent operability in attaching and detaching working to an apparatus body while securing a capacity. SOLUTION: The image forming apparatus comprises a collecting container 20 conveying a remaining toner removed from an image carrier to a collecting opening with a conveying means detachably installed on a mounting part 37 in the vicinity of an opening 3A of the apparatus body 3, and includes a cover member 30 supported on the apparatus body so as to be openable, and opening and closing the opening part. The cover member 30 extends in a mounting direction X when mounting the collecting container on a mounting part, and includes guide members 32, 33 for guiding the collecting container to the mounting part. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种图像形成装置和处理盒，其具有优良的可操作性，以在确保容量的同时将工作安装和拆卸到装置主体。解决方案：图像形成装置包括收集容器20，其将从图像载体移除的剩余调色剂输送到收集开口，其中输送装置可拆卸地安装在装置主体3的开口3A附近的安装部分37上并且包括被支撑在设备主体上以便可打开的盖构件30，并且打开和关闭开口部。当将收集容器安装在安装部分上时，盖构件30沿安装方向X延伸，并且包括用于将收集容器引导到安装部分的引导构件32,33。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2009258596A Lubricant applying device, process cartridge and image forming apparatus 审中-公开
标题翻译：润滑剂应用装置，工艺盒和图像形成装置
公开(公告)号：JP2009258596A
公开(公告)日：2009-11-05
申请号：JP2008230173
申请日：2008-09-08
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KOIKE TOSHIO , NAGASHIMA HIROYASU , KUWABARA NOBUO , ITO CHIKASHI , AKAFUJI MASAHIKO , AMAMIYA MASARU , ARAI YUJI , OKAMOTO MICHIYA , ONO HIROSHI
IPC分类号： G03G21/00
CPC分类号： G03G21/1814 , G03G21/0035
摘要： PROBLEM TO BE SOLVED: To provide a lubricant applying device for applying a lubricant to an image carrier in an image forming apparatus, such as a copier, a facsimile and a printer, having an improved performance of applying the lubricant while suppressing an increase in costs and size of apparatus, to provide a process cartridge including the lubricant applying device, and to provide an image forming apparatus equipped with the process cartridge including the lubricant applying device. SOLUTION: The lubricant applying unit 76Y that is a brush roller, for applying the lubricant 71Y to the image carrier 20Y at a position upstream of a cleaning position where a cleaning unit 41Y cleans residual toner from the image carrier 20Y in the moving direction B1 of the image carrier has a residual-toner collection rate X of 50% or less for collecting the residual toner from the image carrier 20Y in a state where the lubricant applying unit is new. The collection rate X is obtained by X=(Ta-Tb)/Ta×100, where Ta is weight per unit area of the residual toner on an area of the image carrier 20Y that has not come into contact with the lubricant applying unit 76Y, and Tb is weight per unit area of the residual toner on an area of the image carrier 20Y that has come into contact with the lubricant applying unit 76Y. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于在诸如复印机，传真机和打印机的图像形成装置中的图像载体上施加润滑剂的润滑剂施加装置，其具有改善的润滑剂的施加性能，同时抑制增加设备的成本和尺寸，提供包括润滑剂施加装置的处理盒，并且提供配备有包括润滑剂施加装置的处理盒的图像形成装置。解决方案：作为刷辊的润滑剂施加单元76Y，用于在清洁单元41Y从移动的图像载体20Y清洁残留调色剂的清洁位置的上游位置处将润滑剂71Y施加到图像载体20Y 图像载体的方向B1具有在润滑剂施加单元新的状态下从图像载体20Y收集残留调色剂的残留调色剂收集率X为50％以下。收集率X通过X =（Ta-Tb）/ Ta×100获得，其中Ta是未与润滑剂施加单元76Y接触的图像载体20Y的区域上的残留调色剂的每单位面积的重量，Tb是与润滑剂施加单元76Y接触的图像载体20Y的区域上的残留调色剂的每单位面积的重量。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2009163158A Electrophotographic photoreceptor, photoreceptor supporting unit, image forming apparatus and process cartridge 有权
标题翻译：电子照相机，摄像机支持单元，图像形成装置和处理盒
公开(公告)号：JP2009163158A
公开(公告)日：2009-07-23
申请号：JP2008002740
申请日：2008-01-10
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KUWABARA NOBUO , NAGASHIMA HIROYASU , TANAKA HIDEKI , ONO HIROSHI , AMAMIYA MASARU , AKAFUJI MASAHIKO , KOIKE TOSHIO , ARAI YUJI , OKAMOTO MICHIYA
IPC分类号： G03G21/00
CPC分类号： G03G15/75 , G03G21/06 , G03G2221/1609
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with a simple configuration inexpensively with improved stability for electrical conduction. SOLUTION: The electrophotographic photoreceptor is provided with: a cylindrical photoreceptor tube 40, flanges 41 which are attached to openings on both ends of that photoreceptor tube and with a shaft section 41a formed projecting outside from both ends of the photoreceptor tube in the axial center position and a grounding member 42 which is provided going through the shaft section of the flanges with a first contact section 42a formed inside on an inner periphery surface of the photoreceptor tube and a second contact section 42b formed outside. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有简单构造的电子照相感光体，经济地提供改善的导电稳定性。电子照相感光体设置有：圆筒形感光体管40，凸缘41，其连接到该感光体管的两端的开口部，以及在该感光体管的两端从外侧突出形成的轴部41a 轴向中心位置和接地构件42，该接地构件42设置在凸缘的轴部分中，并具有形成在感光体管的内周面上的第一接触部分42a和形成在外侧的第二接触部分42b。版权所有（C）2009，JPO＆INPIT

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