专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

31. 发明专利

JP2010008998A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2010008998A
公开(公告)日：2010-01-14
申请号：JP2008312083
申请日：2008-12-08
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TABUCHI TAKESHI
IPC分类号： G03G15/02 , G03G9/08 , G03G9/087 , G03G21/00
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus configured to obtain high durability without increasing a load on a charging means by a relatively simple control operation.
SOLUTION: The image forming apparatus is provided with: an image carrier 20, and a charging means 30 capable of uniformly charging the image carrier 20 in a state of in contact with or being close to the image carrier 20. The apparatus includes a means 50 which visualizes the electrostatic latent image formed on the uniformly charged image carrier 20 by a developing device, and transfers the toner image formed as the visible image to an object to be transferred and then the toner remaining on the surface of the image carrier is removed by a cleaning device; and a means 80 for supplying a lubricant to the image carrier. The charging means 30 includes a counter 91 for counting the number of image formations or turning times of the image carrier, and is connected to a control means 90 for controlling the ratio of the AC voltage values applied during image formation and during non-image formation.
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，其被配置为通过相对简单的控制操作来增加充电装置上的负载而获得高耐久性。解决方案：图像形成装置设置有图像载体20和能够以与图像载体20接触或接近图像载体20的状态均匀地对图像载体20进行均匀充电的充电装置30。通过显影装置使形成在均匀充电的图像载体20上的静电潜像可视化的装置50，并将形成为可见图像的调色剂图像转印到待转印的物体上，然后将剩余在图像载体表面上的调色剂被清洁装置除去; 以及用于向图像载体供给润滑剂的装置80。充电装置30包括用于对图像载体的图像形成数量或转动时间进行计数的计数器91，并且连接到控制装置90，用于控制在图像形成期间和非图像形成期间施加的AC电压值的比率。版权所有（C）2010，JPO＆INPIT

32. 发明专利

JP2007248810A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2007248810A
公开(公告)日：2007-09-27
申请号：JP2006072247
申请日：2006-03-16
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YANAGIDA MASAHITO , OOJIYA ATSUYA , TABUCHI TAKESHI , TANAKA HIDEKI , FUJISHIRO TAKATSUGU , TAWADA TAKAAKI , KAWAHARA SHINICHI
IPC分类号： G03G21/00 , G03G9/08 , G03G9/087
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus in which preferable images can be obtained for a long period of time by uniformly and stably applying a lubricant from the initial stage with lapse of time. SOLUTION: The image forming apparatus is equipped with a lubricant coating device, wherein the lubricant coating device has a member to uniformly apply and spread a lubricant on a photoreceptor, and the member is operated to be in contact with and apart from the photoreceptor. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种图像形成装置，通过从初始阶段经过时间均匀稳定地施加润滑剂，可以长期获得优选的图像。解决方案：图像形成装置配备有润滑剂涂布装置，其中润滑剂涂覆装置具有在感光体上均匀涂布和涂抹润滑剂的构件，并且该构件被操作以与感光器。版权所有（C）2007，JPO＆INPIT

33. 发明专利

JP2007155853A Processing cartridge and image forming apparatus provided with processing cartridge 有权
标题翻译：加工盒加工盒和图像形成装置
公开(公告)号：JP2007155853A
公开(公告)日：2007-06-21
申请号：JP2005347301
申请日：2005-11-30
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FUJISHIRO TAKATSUGU , YANAGIDA MASAHITO , TANAKA HIDEKI , HARADA HIROOMI , KUMAGAI NAOHIRO , TABUCHI TAKESHI , OOJIYA ATSUYA , KATAOKA CHOTARO , TAWADA TAKAAKI , KAWAHARA SHINICHI , MIZUISHI HARUJI , KIMURA YOSHIYUKI , HOSOKAWA HIROSHI , SUDA TAKEO , HATTORI YOSHIO , TAKAHASHI YUTAKA , KUWABARA NOBUO
IPC分类号： G03G21/18 , G03G9/08 , G03G9/087 , G03G21/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a processing cartridge for suppressing a torsion of a cleaning member when the cleaning member is fixed in a contact with the contact part of a first side plate and the contact part of a second side plate; and also to provide an image forming apparatus provided with the processing cartridge. SOLUTION: The processing cartridge forms the first side plate 220 provided with a first contact face 221 contacting a holding plate 21 of a cleaning blade 22 being the cleaning member by supporting one end of a photoreceptor 10 and the second side plate 250 provided with a second contact face 251 contacting the holding plate 21 of the cleaning blade 22 by supporting the other end of the photoreceptor 10 by an integral matter. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种处理盒，用于当清洁部件固定成与第一侧板的接触部分和第二侧板的接触部分接触时抑制清洁部件的扭转; 并且还提供设置有处理盒的图像形成装置。解决方案：处理盒形成第一侧板220，第一侧板220设置有第一接触面221，其通过支撑感光体10的一端和设置的第二侧板250与作为清洁部件的清洁刮板22的保持板21相接触其中第二接触面251通过一体的支撑感光体10的另一端而与清洁刮板22的保持板21相接触。版权所有（C）2007，JPO＆INPIT

34. 发明专利

JP2007093895A Powder conveying apparatus, process cartridge and image forming apparatus 审中-公开
标题翻译：粉末输送装置，过程盒和图像形成装置
公开(公告)号：JP2007093895A
公开(公告)日：2007-04-12
申请号：JP2005281951
申请日：2005-09-28
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KUMAGAI NAOHIRO , YANAGIDA MASAHITO , TANAKA HIDEKI , FUJISHIRO TAKATSUGU , HARADA HIROOMI , TABUCHI TAKESHI , OOJIYA ATSUYA , KATAOKA CHOTARO , TAWADA TAKAAKI , KAWAHARA SHINICHI , MIZUISHI HARUJI
IPC分类号： G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a powder conveying apparatus free from such the possibilities that user's hands and clothes are soiled at the maintenance work, and that the maintenance workability is deteriorated, without causing the increase in the cost. SOLUTION: In the cleaning apparatus (powder conveying apparatus) 17 equipped with a long and narrow powder container 51 arranged along a photoreceptor (image carrier) etc., and wherein a powder conveying coil (powder conveying member) is installed and the toner (powder) is conveyed by the powder conveying member in the length direction of the powder container through the powder container, the cleaning apparatus includes a powder discharging member 41 for discharging the powder stored in the powder container while projecting from one longitudinal end of the powder container, and the leading end of the power discharging member is formed to a curved shape so that the powder container may float off a placing surface A such as a floor surface and a table surface when the powder container is placed on the placing surface A while bringing the leading end of the powder discharging member in contact with the placing surface A. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种没有使用者的手和衣服在维护工作中弄脏的可能性的粉末输送设备，并且维护可操作性劣化，而不会导致成本的增加。解决方案：在装备有沿着感光体（图像载体）等布置的长而细的粉末容器51的清洁装置（粉末输送装置）17中，并且其中安装有粉末输送线圈（粉末输送构件），并且调色剂（粉末）通过粉末容器在粉末容器的长度方向上由粉末输送构件输送，清洁装置包括粉末排出构件41，用于排出存储在粉末容器中的粉末，同时从粉末容器的一个纵向端突出粉末容器，并且放电构件的前端形成为弯曲的形状，使得当粉末容器放置在放置表面A上时，粉末容器可能会浮起诸如地板表面和台面的放置表面A 同时使粉末排出构件的前端与放置面A接触。版权所有（C）2007，JPO＆INPIT

35. 发明专利

JP2006258989A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2006258989A
公开(公告)日：2006-09-28
申请号：JP2005073965
申请日：2005-03-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MIZUISHI HARUJI , OOJIYA ATSUYA , TABUCHI TAKESHI , FUJISHIRO TAKATSUGU , YANAGIDA MASAHITO , KAWAHARA SHINICHI , TANAKA HIDEKI , HARADA HIROOMI , SUDA TAKEO , TAWADA TAKAAKI , KASUGA TERUYUKI
IPC分类号： G03G21/00 , G03G9/08 , G03G9/087 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which is improved in the cleanability of a photoreceptor surface, prevents the occurrence of an abnormal image, such as an image blur and outputs a high-quality image by being loaded with a lubricant applicator having a configuration to prevent excessive application, and to obviate the occurrence of application unevenness in the entire area of the photoreceptor surface and to enable lubricant application of a proper amount, in an image forming apparatus using a polymerized toner made spherical in shape and smaller in grain size. SOLUTION: The image forming apparatus has a cleaning blade which removes the transfer residue toner on an image carrier, a lubricant which is housed in the applicator for applying the lubricant to a surface to be coated, an applying material which applies the lubricant without contact to the image carrier, and a second blade which forms a thin layer by expanding the lubricant applied on the image carrier. The upstream side of the second blade is provided with a sheet member 100 abutting on the photoreceptor. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种提高感光体表面的可清洁性的图像形成装置，防止诸如图像模糊的异常图像的发生，并且通过加载图像来输出高质量图像润滑剂涂布器具有防止过度使用的构造，并且消除在感光体表面的整个区域中的应用不均匀的发生并且使得能够使润滑剂适量施加在使用形成球形的聚合调色剂的图像形成装置中，以及粒度较小。解决方案：图像形成装置具有除去图像载体上的转印残留调色剂的清洁刮板，容纳在涂布器中的用于将润滑剂涂布到待涂布表面的润滑剂，施加润滑剂的涂布材料而不与图像载体接触;以及第二叶片，其通过使施加在图像载体上的润滑剂膨胀而形成薄层。第二叶片的上游侧设置有与感光体抵接的片材部件100。版权所有（C）2006，JPO＆NCIPI

36. 发明专利

JP2006235065A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2006235065A
公开(公告)日：2006-09-07
申请号：JP2005047225
申请日：2005-02-23
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YANAGIDA MASAHITO , KAWAHARA SHINICHI , MIZUISHI HARUJI , KASUGA TERUYUKI , TABUCHI TAKESHI , FUJISHIRO TAKATSUGU , OJIYA ATSUYA , HARADA HIROOMI , TANAKA HIDEKI , TAWADA TAKAAKI , SUDA TAKEO
IPC分类号： G03G21/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which is equipped with a lubricant coating device configured to cause no coating unevenness over the entire surface of a photoreceptor surface and apply a proper amount of lubricant while preventing excessive coating to improve the performance of cleaning the photoreceptor surface and also prevents an abnormal image due to an image blur from being formed to output an image of high quality although the image forming apparatus use conglobated toner of reduced particle size. SOLUTION: The image forming apparatus has a cleaning blade 8a for removing remaining toner on the surface of the photoreceptor 1 after transfer and a 2nd blade 8b which spreads a lubricant applied onto an image carrier by the lubricant coating device 3 to form a thin layer, the photoreceptor 1 being higher in torque when only the cleaning blade 8a abuts than when the cleaning blade 8a and 2nd blade 8b abut in a lubricant applied state. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种图像形成装置，其配备有润滑剂涂布装置，其被配置为在感光体表面的整个表面上不引起涂覆不均匀，并且施加适量的润滑剂，同时防止过度涂覆以改善清洁感光体表面的性能，并且还防止形成图像模糊的异常图像以输出高质量的图像，尽管图像形成装置使用具有减小的粒度的组合调色剂。解决方案：图像形成装置具有用于去除转印后的感光体1的表面上的剩余调色剂的清洁刮板8a和通过润滑剂涂布装置3涂布在图像载体上的润滑剂的第二刮板8b，形成当清洁刮板8a与清洁刮板8a和第二刮板8b在润滑剂涂敷状态下抵接时，感光体1的转矩较高。版权所有（C）2006，JPO＆NCIPI

37. 发明专利

JP2006171786A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2006171786A
公开(公告)日：2006-06-29
申请号：JP2006035208
申请日：2006-02-13
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SATO TOSHIYA , TABUCHI TAKESHI
IPC分类号： G03G21/10
摘要： PROBLEM TO BE SOLVED: To solve a problem that filming and melt sticking of toner remarkably occur on the surface of a photoreceptor when applied voltage to an electrifying member is voltage obtained by superposing an AC voltage on a DC component.
SOLUTION: In an image forming apparatus provided with an electrifying member 1 which is arranged proximately to the surface to be electrified of a rotatable photoreceptor 2 and to which the voltage obtained by superposing an AC component on the DC component is applied so as to electrify the photoreceptor 2, lubricant applying means 25 and 26 are provided which are rotationally driven by a rotational driving means to apply a lubricant to the photoreceptor 2.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：为了解决当向通电部件施加电压时感光体的表面上显着地发生着色剂的熔化和熔融粘附的问题是通过在DC分量上叠加AC电压获得的电压的问题。解决方案：在具有通电构件1的图像形成装置中，该充电构件1被布置在与可旋转感光体2通电的表面的近侧，并且将施加在DC分量上的AC分量所获得的电压施加到其上，为了使感光体2通电，设置有由旋转驱动装置旋转驱动的润滑剂施加装置25和26，以向感光体2施加润滑剂。版权所有（C）2006，JPO＆NCIPI

38. 发明专利

JP2005202278A Lubricant supply device, process cartridge, device unit and image forming apparatus 审中-公开
标题翻译：润滑剂供应装置，工艺盒，装置单元和图像形成装置
公开(公告)号：JP2005202278A
公开(公告)日：2005-07-28
申请号：JP2004010305
申请日：2004-01-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TABUCHI TAKESHI
IPC分类号： G03G21/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a lubricant supply device which does not cause failure such as the deterioration of image quality and toner filming by stably supplying lubricant onto an image carrier even when surface staining is caused on the image carrier because the characteristic of developer is varied with the lapse of time, and to provide a process cartridge, a device unit and an image forming apparatus.
SOLUTION: The lubricant supply device 10 is equipped with a lubricant supply member 11 for supplying the lubricant onto the image carrier 1. The supply member 11 varies supply force for supplying the lubricant onto the image carrier 1 in accordance with toner adhesive amount at a surface part on the image carrier 1.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种润滑剂供应装置，即使在图像载体上引起表面染色时也不会通过稳定地将润滑剂供应到图像载体上而导致图像质量劣化和调色剂成膜等故障，因为特性的显影剂随着时间的推移而变化，并且提供处理盒，装置单元和图像形成装置。解决方案：润滑剂供应装置10配备有用于将润滑剂供应到图像载体1上的润滑剂供应构件11.供应构件11根据调色剂粘合剂量改变供应力以将润滑剂供应到图像载体1上在图像载体1的表面部分。版权所有（C）2005，JPO＆NCIPI

39. 发明专利

JP2005164882A Cleaning apparatus, process cartridge and image forming apparatus 审中-公开
标题翻译：清洁装置，工艺盒和图像形成装置
公开(公告)号：JP2005164882A
公开(公告)日：2005-06-23
申请号：JP2003402512
申请日：2003-12-02
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YONEDA TAKUJI , TOMITA MASAMI , YANAGIDA MASAHITO , KUMAGAI NAOHIRO , TAWADA TAKAAKI , AMAMIYA MASARU , ARAI YUJI , KOIKE TOSHIO , TABUCHI TAKESHI , TAKAHASHI YUTAKA , UCHITANI TAKESHI , KAWASUMI MASANORI , MURAKAMI EISAKU , SHINTANI TAKASHI
IPC分类号： G03G9/08 , G03G9/087 , G03G21/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a cleaning apparatus which can quickly clean off a large amount of toner on a photoreceptor on recovering after abnormal halt such as paper jamming even when a polymerization toner is used and which can maintain high cleaning property for a long time, and to provide a process cartridge and an image forming apparatus each equipped with the cleaning apparatus. SOLUTION: The cleaning apparatus is equipped with, as a toner removing means, a conductive elastic roller having a hard blade to scrape off the toner depositing on the surface, wherein a bias is applied on the elastic toner, with the polarities switched in accordance with the polarity of the toner. COPYRIGHT: (C)2005,JPO&NCIPI

40. 发明专利

JP2005140875A Lubricant applicator, image forming apparatus, process cartridge, and toner 审中-公开
标题翻译：润滑剂应用者，图像形成装置，工艺盒和墨粉
公开(公告)号：JP2005140875A
公开(公告)日：2005-06-02
申请号：JP2003375078
申请日：2003-11-05
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KAWASUMI MASANORI , KOIKE TOSHIO , AMAMIYA MASARU , KUMAGAI NAOHIRO , YANAGIDA MASAHITO , UCHITANI TAKESHI , TAKAHASHI YUTAKA , ARAI YUJI , TAWADA TAKAAKI , TOMITA MASAMI , TABUCHI TAKESHI , MURAKAMI EISAKU , SHINTANI TAKASHI , YONEDA TAKUJI
IPC分类号： G03G9/08 , G03G9/087 , G03G21/00 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a lubricant applicator having such configuration that it can apply an adequate amount of a lubricant without causing uneven application over the whole surface of a photoreceptor while preventing excess application. SOLUTION: The lubricant applicator 3 comprises a cylindrically molded solid lubricant 3b and a brush roller 3a which is disposed in a position where it comes in contact with both the solid lubricant 3b and an image carrier 1, scrapes the solid lubricant 3b, and applies it to the surface of the image carrier 1, and forms a lubricant film on the surface of the image carrier 1, wherein a plurality of pressing members 3c for pressing the solid lubricant 3b against the brush roller 3a side are arranged in the lengthwise direction of the solid lubricant 3b and pressure by pressing members 3c-2 situated in a central region is made smaller than that by pressing members 3c-1 situated in terminal regions in the lengthwise direction. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有这样的结构的润滑剂涂布器，即可以在防止多余的应用的同时，在感光体的整个表面上施加足够量的润滑剂而不会引起不均匀的涂覆。解决方案：润滑剂涂布器3包括圆柱形模制的固体润滑剂3b和刷辊3a，其设置在与固体润滑剂3b和图像载体1两者接触的位置，刮擦固体润滑剂3b，并将其施加到图像载体1的表面，并且在图像载体1的表面上形成润滑剂膜，其中将固体润滑剂3b压靠在刷辊3a侧上的多个按压部件3c布置在纵向使固体润滑剂3b的方向和位于中心区域的按压部件3c-2的压力小于沿长度方向位于端子区域的按压部件3c-1的方向。版权所有（C）2005，JPO＆NCIPI

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