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1. 发明专利

JP2012123062A Surface treatment device, image forming apparatus, and image forming system 有权
标题翻译：表面处理装置，图像形成装置和图像形成系统
公开(公告)号：JP2012123062A
公开(公告)日：2012-06-28
申请号：JP2010271885
申请日：2010-12-06
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： BISAIJI TAKASHI , OGATA SEI , SAITO HARUTAKA
IPC分类号： G03G21/00 , G03G9/08 , G03G15/16
CPC分类号： G03G15/168 , G03G15/235 , G03G15/6564
摘要： PROBLEM TO BE SOLVED: To provide a surface treatment device that reliably provides excellent fixing quality in the case of forming a toner image on a transfer sheet using oilless toner containing a mold release agent, an image forming apparatus, and an image forming system.SOLUTION: A surface treatment device carries out surface treatment on a transfer sheet before a toner image is formed thereon; and includes discharge means (703-705) for generating dielectric barrier discharge on or in the vicinity of the surface of the transfer sheet before a toner image is formed thereon, exposing the surface of the transfer sheet directly to the dielectric barrier discharge, and thereby improving wettability of the surface of the transfer sheet relative to toner that forms a toner image.
摘要翻译：要解决的问题：提供一种表面处理装置，其在使用含有脱模剂的无油调色剂，图像形成装置和图像形成装置的转印纸上形成调色剂图像的情况下可靠地提供优异的定影质量系统。解决方案：表面处理装置在其上形成调色剂图像之前在转印纸上进行表面处理; 并且包括用于在其上形成调色剂图像之前在转印纸的表面上或其附近产生电介质阻挡放电的放电装置（703-705），将转印片的表面直接暴露于介电阻挡放电，从而改善了转印纸表面相对于形成调色剂图像的调色剂的润湿性。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011059575A Image forming apparatus and image forming system 有权
标题翻译：图像形成装置和图像形成系统
公开(公告)号：JP2011059575A
公开(公告)日：2011-03-24
申请号：JP2009211773
申请日：2009-09-14
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： BISAIJI TAKASHI , SHIDARA YASUSADA , OGATA SEI , SAITO HARUTAKA
IPC分类号： G03G21/00 , B65H5/00 , G03G15/08 , G03G15/20
CPC分类号： G03G15/20 , G03G15/2025 , G03G15/6573 , G03G2215/00426 , G03G2215/2093
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus and image forming system which can execute coating processing such as varnish and a film onto a fixed surface of a transfer material on which the toner image is fixed, while avoiding a drop in operating efficiency and high cost of production, and can improve correctivity on the fixed surface of the transfer material. SOLUTION: The image forming apparatus is provided with a surface processing device 70 which processes the fixed surface of the transfer material on which the toner image is fixed using the fixing member on which a mold release agent including oil is applied. The surface processing device 70 is provided with a discharging means which generates a discharge on or near the surface of the transfer material P on which the fixed toner image is formed. Also, the surface processing device 70 which processes the fixed surface of the transfer material P on which the toner image is formed using a toner in which the mold release agent including wax is added can be accepted. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了提供一种图像形成装置和图像形成系统，其可以执行诸如清漆和薄膜之类的涂覆处理到其上固定有调色剂图像的转印材料的固定表面上，同时避免下降操作效率高，生产成本高，可以提高转印材料固定表面的校正性。解决方案：图像形成装置设置有表面处理装置70，其使用其上施加了包含油的脱模剂的固定构件来处理其上固定有调色剂图像的转印材料的固定表面。表面处理装置70设置有排出装置，其在其上形成有定影调色剂图像的转印材料P的表面上或附近产生放电。此外，可以接受使用添加有包含蜡的脱模剂的调色剂来处理其上形成有调色剂图像的转印材料P的固定表面的表面处理装置70。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2013064891A Image forming device 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2013064891A
公开(公告)日：2013-04-11
申请号：JP2011203795
申请日：2011-09-16
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YOSHIDA TAKASHI , TAMURA HIROOMI , SUZUKI HIROKATSU , ISHIKAKE SATORU , BISAIJI TAKASHI
IPC分类号： G03G15/01 , B41J2/01 , G03G9/087 , G03G15/20
摘要： PROBLEM TO BE SOLVED: To provide an image forming device capable of performing printing which secures high productivity during monochromatic image printing by using a pressure dislocation resin toner for energy saving, and securing excellent fixability of a toner image during color image printing.SOLUTION: A printer 500 includes: an electrophotographic system image forming part 101 which forms a black toner image on a recording medium P using a black toner containing a pressure phase transition resin: and a fixing device 301 which pressure-fixes the black toner image on the recording medium P. An image forming device includes an ink jet system image forming part 201 which forms a multicolor image on the recording medium P by inks having a plurality of different colors, such as yellow, magenta and cyan, and the ink jet system image forming part 201 is arranged on the upstream in the medium conveyance direction of the fixing device 301.
摘要翻译：要解决的问题：提供一种能够进行打印的图像形成装置，其通过使用用于节能的压力位错树脂调色剂来确保单色图像打印期间的高生产率，并且确保在彩色图像打印期间调色剂图像的优异的定影性。打印机500包括：电子照相系统图像形成部101，其使用含有压力相变树脂的黑色调色剂在记录介质P上形成黑色调色剂图像;以及定影装置301，其将黑色调色剂调色剂图像在记录介质P上。图像形成装置包括喷墨系统图像形成部分201，其通过具有多种不同颜色的油墨（如黄色，品红色和青色）在记录介质P上形成多色图像，并且喷墨系统图像形成部201布置在定影装置301的介质传送方向上的上游。（C）2013，JPO＆INPIT

4. 发明专利

JP2006139291A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2006139291A
公开(公告)日：2006-06-01
申请号：JP2005354816
申请日：2005-12-08
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： BISAIJI TAKASHI , HATORI SATOSHI , TAKAHASHI MITSURU
IPC分类号： G03G15/16 , B41J2/44 , G03G15/00 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming method and an image forming apparatus and a recording medium with which a problem on faulty transfer such as "central blanking phenomenon" is solved even if a sheet of recording material passes through transfer steps twice or more. SOLUTION: In applying the transfer steps to transfer paper 24 at least twice, the conveying condition of the transfer paper 24 that shearing force is generated between an intermediate transfer belt 19 and the transfer paper 24 in the first transfer step is varied in the second and succeeding transfer stages. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种图像形成方法和图像形成装置以及记录介质，即使一片记录材料通过传送步骤，也解决了诸如“中央消隐现象”的故障传送问题两次以上。解决方案：在将转印步骤转印至少两次时，在第一转印步骤中，在中间转印带19和转印纸24之间产生剪切力的转印纸24的输送条件是变化的第二个和后续的转移阶段。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005165360A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2005165360A
公开(公告)日：2005-06-23
申请号：JP2005043110
申请日：2005-02-18
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： BISAIJI TAKASHI , SUGIMOTO HIROYUKI , KAMIYAMA HIDEKI
IPC分类号： G03G15/01
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of preferentially performing the prevention of reverse transfer and the shortening of copying time in accordance with user's requests as to an image forming apparatus comprising a developing device capable of developing an image by developers of a plurality of colors including black and capable of finally transferring developed images of respective colors which are visualized on an image carrier by the developers of the developing device to a transfer material.
SOLUTION: Image forming order by a black developer in a Bk developing unit 14 can be switched in accordance with copying modes included in the image forming apparatus.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种图像形成装置，能够根据用户对图像形成装置的要求优先执行防止反向传送和缩短复印时间，该图像形成装置包括能够通过以下方式显影图像的显影装置：多种颜色的显示器，包括黑色并且能够最终转印由显影装置的显影剂在图像载体上显现的各种颜色的显影图像转印到转印材料上。解决方案：可以根据包括在图像形成装置中的复印模式来切换Bk显影单元14中的黑色显影剂的图像形成顺序。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JPH11282225A Color image forming device 失效
标题翻译：彩色图像形成装置
公开(公告)号：JPH11282225A
公开(公告)日：1999-10-15
申请号：JP9849698
申请日：1998-03-26
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： BISAIJI TAKASHI , KAYAHARA SHIN
IPC分类号： G03G15/01 , G03G15/08 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To allow optimum recycling of toner for a color image forming device, while preventing the deterioration of an image quality from occurring in compliance with the requirement at present for effectively utilizing resources and protecting the environment. SOLUTION: This device is provided respectively with drum type image carrier 11c, 11m, 11y and 11b exclusive for each color of cyan, magenta, yellow and black arranged in a row in parallel with each other, and is allowed to form respective image in monochrome color thereon in an electrophotographic process through repeating processings such as charging, writing, developing, transferring and cleaning, and to form a synthetic color image on a transfer material such as a paper sheet by successively transferring the monochrome image in each color. This color image forming device is provided with a recycling mechanism 10c capable of returning cyan toner recovered by a cleaning means 16, from the image carrier 11c for forming the monochrome image of the first color standing for cyan, for instance.
摘要翻译：要解决的问题：为了允许彩色图像形成装置的调色剂的最佳再循环，同时防止符合目前要求的图像质量的劣化以有效利用资源和保护环境。解决方案：该装置分别设置有彼此平行排列成一行的青色，品红色，黄色和黑色的各种颜色的鼓式图像载体11c，11m，11y和11b，并且允许以单色形成各自的图像通过重复处理如充电，书写，显影，转印和清洗，通过电子照相方法在其上进行彩色印刷，并通过依次转印每种颜色的单色图像，并在诸如纸张的转印材料上形成合成彩色图像。该彩色图像形成装置设置有再循环机构10c，其能够从用于形成用于青色的第一种颜色的单色图像的图像载体11c返回由清洁装置16回收的青色调色剂。

7. 发明专利

JP2004361978A Image forming apparatus 审中-公开
公开(公告)号：JP2004361978A
公开(公告)日：2004-12-24
申请号：JP2004247747
申请日：2004-08-27
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： BISAIJI TAKASHI
IPC分类号： G03G15/16 , G03G15/01
摘要： PROBLEM TO BE SOLVED: To prevent color slurring from occurring on a toner image on an intermediate transfer belt in an image forming apparatus where different color toner images are successively formed on a photoreceptor and successively primarily transferred to the intermediate transfer belt, and the toner images on the intermediate transfer belt are collectively transferred to transfer paper.
SOLUTION: Dot toner images other than the toner image are formed on the photoreceptor 9, primarily transferred to the intermediate transfer belt 19 and secondarily transferred to the transfer paper.
COPYRIGHT: (C)2005,JPO&NCIPI

8. 发明专利

JP2013156414A Developing device, image forming apparatus and process cartridge 审中-公开
标题翻译：开发设备，图像形成装置和处理盒
公开(公告)号：JP2013156414A
公开(公告)日：2013-08-15
申请号：JP2012016498
申请日：2012-01-30
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OZEKI TAKAMASA , TAMURA HIROOMI , SUZUKI HIROKATSU , ISHIKAKE SATORU , BISAIJI TAKASHI
IPC分类号： G03G15/08 , G03G15/09
摘要： PROBLEM TO BE SOLVED: To provide a developing device and an image forming apparatus, which can suppress toner sticking on a developer regulating member or toner aggregation even when a toner having a pressure phase transition resin is used.SOLUTION: A developing device 4 includes: a developing roller 4a, which encapsulates a magnet roller 45b having a plurality of magnetic poles and carries a two-component developer comprising a toner and a magnetic carrier on the surface thereof to convey the developer to a developing region; and a developer regulating member 4c that regulates a layer thickness of the two-component developer carried by the developing roller 4a. The toner includes a pressure phase transition resin. The developer regulating member 4c is provided with a slope surface where the distance from the surface of a developer carrier decreases toward a position α of regulating the layer thickness by the developer regulating member 4c along a direction of conveying the developer.
摘要翻译：要解决的问题：提供即使当使用具有压力相变树脂的调色剂时，也可以抑制调色剂粘附在显影剂调节构件上或调色剂聚集体上的显影装置和图像形成装置。解决方案：显影装置4包括：显影辊4a，其密封具有多个磁极的磁性辊45b，并在其表面上承载包含调色剂和磁性载体的双组分显影剂，以将显影剂输送到显影区域; 以及调节由显影辊4a携带的双组分显影剂的层厚度的显影剂调节构件4c。调色剂包括压力相变树脂。显影剂调节构件4c设置有倾斜表面，其中距显影剂载体的表面的距离朝向通过显影剂调节构件4c沿着输送显影剂的方向调节层厚度的位置α降低。

9. 发明专利

JP2013037311A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2013037311A
公开(公告)日：2013-02-21
申请号：JP2011175530
申请日：2011-08-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ISHIKAKE SATORU , SUZUKI HIROKATSU , TAMURA HIROOMI , YOSHIDA TAKASHI , BISAIJI TAKASHI
IPC分类号： G03G15/20 , G03G9/08 , G03G9/087 , G03G15/05 , G03G15/06
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus that reduces energy consumption compared to an image forming apparatus employing heat fixing method, and suppresses fastening or solidification of toner caused by the toner being pressed by treatment other than pressure fixing.SOLUTION: An image forming apparatus includes: a toner carrier 1 that carries toner T containing a pressure phase transition resin; toner control means 4 that has a toner passage hole 41 through which the toner T that has flied from the toner carrier 1 passes, and a control electrode 42 to which a control voltage Vc that controls passage of the toner T at the toner passage hole 41 is applied; and voltage application means that applies the control voltage Vc to the control electrode 42 of the toner control means 4 such as a drive circuit 7. The toner T that has passed the toner passage hole 41 of the toner control means 4 is attached to a recording medium directly or via an intermediate transfer body 103 to form a toner image on the recording medium. The toner image on the recording medium is fixed by a pressure fixing unit 160.
摘要翻译：要解决的问题：提供一种与使用热定影方法的图像形成装置相比降低能量消耗的图像形成装置，并且抑制由调色剂由除了压力定影之外的处理而被按压引起的调色剂的紧固或固化。解决方案：图像形成装置包括：承载含有压力相变树脂的调色剂T的调色剂载体1; 调色剂控制装置4具有调色剂通过孔41，通过调色剂通孔41从调色剂载体1排出的调色剂T通过;以及控制电极42，控制电压Vc控制调色剂通过孔41上的调色剂T的通过被申请;被应用; 以及将控制电压Vc施加到诸如驱动电路7的调色剂控制装置4的控制电极42的电压施加装置。已经通过调色剂控制装置4的调色剂通孔41的调色剂T附着到记录介质直接或通过中间转印体103在记录介质上形成调色剂图像。记录介质上的调色剂图像由压力定影单元160固定。版权所有（C）2013，JPO和INPIT

10. 发明专利

JP2006235658A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2006235658A
公开(公告)日：2006-09-07
申请号：JP2006163348
申请日：2006-06-13
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： BISAIJI TAKASHI
IPC分类号： G03G15/16 , G03G15/01
摘要： PROBLEM TO BE SOLVED: To prevent color misalignment from occurring to a toner image on an intermediate transfer belt in an image forming apparatus where the toner images of different colors are successively formed on a photoreceptor and successively primarily transferred to the intermediate transfer belt, and the toner images on the intermediate transfer belt are collectively transferred to transfer paper.
SOLUTION: Dot toner images other than the toner image are formed on the photoreceptor 9, primarily transferred to the intermediate transfer belt 19 and secondarily transferred to the transfer paper.
COPYRIGHT: (C)2006,JPO&NCIPI

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