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31. 发明专利

JP2011197126A Lubricant applying device, image forming apparatus, process unit, and solid lubricant 有权
标题翻译：润滑剂涂布装置，图像形成装置，工艺装置和固体润滑剂
公开(公告)号：JP2011197126A
公开(公告)日：2011-10-06
申请号：JP2010061306
申请日：2010-03-17
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KOJIMA TSUNEJI , KAWASUMI MASANORI , TANAKA HIDEKI , KAYAHARA SHIN , SUGANUMA TAKUYA , SUGIYAMA HIROYUKI , ISHIKURA YUJI
IPC分类号： G03G21/00
摘要： PROBLEM TO BE SOLVED: To avoid the occurrence of the lateral movement of a solid lubricant 10Y.SOLUTION: On the inner wall surface of a casing, a guide rail GL is provided for guiding the movement of the solid lubricant 10Y toward an applying brush roller 7Y by regulating the movement in a rotation axis direction in the solid lubricant 10Y to which the force of a rotation direction and the force of the rotation axis direction are imparted on a frictional surface with the rotating applying brush roller 7Y while allowing movement, in a direction toward the applying brush roller 7Y, of the solid lubricant 10Y energized to the applying brush roller 7Y by a spring 17Y. Also, the solid lubricant 10Y is provided with a recess 11Y to be engaged with the guide rail GL so as to regulate the movement in the rotation axis direction while allowing the movement in the direction toward the applying brush roller 7Y.
摘要翻译：要解决的问题：为了避免固体润滑剂10Y的侧向运动的发生。解决方案：在壳体的内壁表面上设置有导轨GL，用于将固体润滑剂10Y的运动引向施加刷辊通过在旋转施加刷辊7Y的摩擦面上施加旋转方向的力和旋转轴方向的力的固体润滑剂10Y中通过调节旋转轴线方向上的运动，同时允许运动，朝向施加刷辊7Y的方向通过弹簧17Y向施加刷辊7Y通电的固体润滑剂10Y。此外，固体润滑剂10Y设置有与导轨GL接合的凹部11Y，以便调节沿旋转轴线方向的运动，同时允许沿朝向施加刷辊7Y的方向的移动。

32. 发明专利

JP2011102927A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2011102927A
公开(公告)日：2011-05-26
申请号：JP2009258296
申请日：2009-11-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： UNO MUGIJIRO , TAKAHASHI TOMOKO , SATO MASAHIKO , KAWASUMI MASANORI , SUZUKI HIROKATSU , TAMURA HIROOMI , SAITO KAZUYA , SUGANUMA TAKUYA , FURUYA SEIJI , SHINSHI AKIRA , SUDO KAZUHISA , HASHIMOTO SHUNICHI , KOINUMA NORIYUKI , ISHIBASHI MIKIO , YOSHINAMI HIDEKI , NAKAGAWA YOSHINORI , OZAKI NAOYUKI , YOSHIDA TAKASHI , MAEDA HIROAKI
IPC分类号： G03G15/00 , G03G15/01 , G03G15/16
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus minimizing a switching time from a black image formation time to a color image formation time to reduce a waiting time of a user. SOLUTION: In the image forming apparatus, a black transfer part 8 transferring a black toner image formed by a black imaging means 3 to a transfer material is disposed downstream of a recording material movement direction beyond a color transfer part 9 transferring a plurality of color toner images formed by color imaging means 4, 5 and 6 and transferred to an intermediate transfer body to the transfer material. When a length of the intermediate transfer body from a transfer nip, wherein an image is transferred from a color imaging means in the most downstream position among the color imaging means to the intermediate transfer body, to the color transfer part 9 is represented by L1, a moving distance of the intermediate transfer body during the time required for changing a recording material conveying means from a separated condition to a contact condition is represented by L2, a recording material conveying distance from a register roller 12 disposed on the upstream of the recording material movement direction beyond the color transfer part to the color transfer part 9 is represented by L3, and a length in the movement direction of the recording material is represented by L4; an expression 1: L1>L2+L3+L4, etc. is satisfied. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供使从黑色图像形成时间到彩色图像形成时间的切换时间最小化的图像形成装置，以减少用户的等待时间。解决方案：在图像形成装置中，将由黑色成像装置3形成的黑色调色剂图像转印到转印材料上的黑色转印部分8设置在记录材料移动方向的下游，超过传送多个由彩色成像装置4,5和6形成的彩色调色剂图像转印到转印材料的中间转印体上。当从彩色成像装置中的最下游位置的彩色成像装置向中间转印体转印图像的转印辊隙的中间转印体的长度由L1表示时，在将记录材料输送装置从分离状态改变为接触状态所需的时间期间的中间转印体的移动距离由L2表示，记录材料输送距设置在记录材料上游的对准辊12的距离通过L3表示超出颜色传送部分到颜色传送部分9的移动方向，并且记录材料的移动方向上的长度由L4表示; 满足表达式1：L1> L2 + L3 + L4等。版权所有（C）2011，JPO＆INPIT

33. 发明专利

JP2011043629A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2011043629A
公开(公告)日：2011-03-03
申请号：JP2009191144
申请日：2009-08-20
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAMURA HIROOMI , SUDO KAZUHISA , KAWASUMI MASANORI , HASHIMOTO SHUNICHI , SUZUKI HIROKATSU , UNO MUGIJIRO , SHINSHI AKIRA , FURUYA SEIJI , SATO MASAHIKO , SAITO KAZUYA , TAKAHASHI TOMOKO , SUGANUMA TAKUYA
IPC分类号： G03G15/01 , G03G15/14 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of performing image correction while continuously performing image formation. SOLUTION: The image forming apparatus is configured to transfer images on image carriers 1Y, 1C and 1M being some of a plurality of image carriers 1Y, 1C, 1M and 1Bk to a recording medium on a conveyance body 14 through an intermediate transfer body 8, and transfer an image on the other image carrier 1Bk to the recording medium on the conveyance body 14 without through the intermediate transfer body 8. The image forming apparatus includes a pattern image forming means configured to form a pattern image for image correction on the respective image carriers 1Y, 1C, 1M and 1Bk, and a pattern image detection means 32 configured to detect the pattern image on the conveyance body 14. When continuously performing image formation by a plurality of number of times, the pattern images formed on the respective image carriers 1Y, 1C, 1M and 1Bk are transferred to intervals between recording medium carrying areas to carry the recording medium on the conveyance body 14. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供能够在连续执行图像形成的同时进行图像校正的图像形成装置。解决方案：图像形成装置被配置为通过中间转印将图像载体1Y，1C和1M上的多个图像载体1Y，1C，1M和1Bk中的一些的图像转印到输送体14上的记录介质上主体8，并且在另一图像载体1Bk上将图像转印到输送体14上的记录介质上，而不需要通过中间转印体8.图像形成装置包括：图案图像形成装置，被配置为形成用于图像校正的图案图像各个图像载体1Y，1C，1M和1Bk以及被配置为检测输送体14上的图案图像的图案图像检测装置32.当连续地进行多次图像形成时，形成在各个图像载体1Y，1C，1M和1Bk被转印到记录介质携带区域之间的间隔，以将记录介质携带在输送体14上。版权所有：（C）2011，JPO＆ INPIT

34. 发明专利

JP2011028164A Image forming device 有权
标题翻译：图像形成装置
公开(公告)号：JP2011028164A
公开(公告)日：2011-02-10
申请号：JP2009176333
申请日：2009-07-29
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAKAHASHI TOMOKO , SATO MASAHIKO , KAWASUMI MASANORI , SUZUKI HIROKATSU , TAMURA HIROOMI , SAITO KAZUYA , SUGANUMA TAKUYA , UNO MUGIJIRO , FURUYA SEIJI , SHINSHI AKIRA , SUDO KAZUHISA , HASHIMOTO SHUNICHI
IPC分类号： G03G15/01 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming device which outputs a plurality of images of multiple colors after outputting a single color image, without deterioration of image quality and without decrease of productivity. SOLUTION: When a plurality of transfer paper sheets P is output in a second mode of forming an image of multiple colors after a first mode of forming an image of a single color, where the distance from the transfer position of the last color to an intermediate transfer belt 12 of a second image forming part 2 to a second transfer part is Lb, the length required in an intermediate transfer body running direction per one image formed in a second image forming mode is Lg, and any natural number below Lb/Lg is n, the timing of abutting of a contact/release means against the intermediate transfer belt 12 and a conveying belt 7 is after forming of the n-th image on the intermediate transfer belt 12 in the second mode and before starting of formation of the (n+1)th image in the second mode. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种在输出单一彩色图像之后输出多种颜色的图像的图像形成装置，而不会降低图像质量并且不降低生产率。解决方案：在形成单色图像的第一模式之后，以形成多种颜色的图像的第二模式输出多个转印纸张P，其中距离最后颜色的转印位置的距离到第二图像形成部分2的中间转印带12到第二转印部分是Lb，在以第二图像形成模式形成的每一个图像的中间转印体运行方向所需的长度为Lg，并且在Lb之下的任何自然数 / Lg是n，接触/释放装置抵靠中间转印带12和输送带7的定时是在第二模式中和在形成开始之前在中间转印带12上形成第n图像之后的第（n + 1）个图像。版权所有（C）2011，JPO＆INPIT

35. 发明专利

JP2010286553A Image-forming device 有权
标题翻译：图像形成装置
公开(公告)号：JP2010286553A
公开(公告)日：2010-12-24
申请号：JP2009138391
申请日：2009-06-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NAKAGAWA YOSHINORI , ENOKI SHIGEKAZU , SUGANUMA TAKUYA , YOSHIDA TAKASHI , SUDO KAZUHISA , KAWASUMI MASANORI , KUROKAWA ATSUSHI , KAYAHARA SHIN , KADOTA ICHIRO , OZAKI NAOYUKI , NAKAI HIROSHI , ATARI HIROKI , SUGIYAMA HIROYUKI , TANAKA HIDEKI
IPC分类号： G03G15/00 , B41J11/70
摘要： PROBLEM TO BE SOLVED: To provide an image-forming device which forms a layer on the recording face of a recording sheet S without generating a waste sheet and improves productivity in printing. SOLUTION: The image-forming device includes: an electrifying roller (not shown in the figure) which pulls out a wrap film F, which is wound in a roll state, from a roll; an intimate-contact means such as a transfer roller 7 or a pair of conveying rollers 71 which brings the wrap film F, on whose surface a toner image is formed by development after it is pulled out by the electrifying roller, into intimate contact with the recording face of a recording sheet S; a first rotary cutter 90a which cuts the boundary between the position, corresponding to the front end of the sheet, on the wrap film F posterior to the intimate contact with the recording face, and the back end of the area between the sheets when they are continuously sent; and a second rotary cutter 90b which cuts the boundary between the position, corresponding to the back end of the sheet, on the wrap film F member posterior to the intimate contact with the recording face, and the front end of the area between the sheets when they are continuously sent. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种在不产生废纸的情况下在记录片材S的记录面上形成层的图像形成装置，并提高打印的生产率。解决方案：图像形成装置包括：从卷筒拉出卷绕状态的卷绕膜F的充电辊（图中未示出）; 诸如转印辊7或一对输送辊71之类的紧密接触装置，其在通过带电辊拉出后通过显影形成调色剂图像的保鲜膜F与其形成密切接触，记录纸S的记录面; 第一旋转切割器90a，其切割对应于片材的前端的位置之间的边界在与记录面紧密接触之后的保鲜膜F上，以及当片材之间的区域的后端不断发送以及第二旋转切割器90b，其切割对应于片材的后端的位置之间的边界在与记录面紧密接触之后的保鲜膜F构件上，以及片材之间的区域的前端，他们不断发送。版权所有（C）2011，JPO＆INPIT

36. 发明专利

JP2010286538A Image forming apparatus and method 有权
标题翻译：图像形成装置和方法
公开(公告)号：JP2010286538A
公开(公告)日：2010-12-24
申请号：JP2009138203
申请日：2009-06-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ATARI HIROKI , ENOKI SHIGEKAZU , SUDO KAZUHISA , YOSHIDA TAKASHI , KAWASUMI MASANORI , NAKAGAWA YOSHINORI , KUROKAWA ATSUSHI , SUGANUMA TAKUYA , TANAKA HIDEKI , NAKAI HIROSHI , KAYAHARA SHIN , KADOTA ICHIRO , OZAKI NAOYUKI , SUGIYAMA HIROYUKI
IPC分类号： G03G21/00
摘要： PROBLEM TO BE SOLVED: To prevent a photoreceptor 10 from being deteriorated due to slide friction with a cleaning member, a polarity control member, a toner scattering member, and also prevent the occurrence of dust during transfer. SOLUTION: A transfer device 13 is constituted to let a wrap film F adhere closely to a region before development being a region before the wrap film F enters a developing position where the photoreceptor 10 opposes to a developing device 12 after carrying a latent image among all the regions of a surface of the photoreceptor 10 by a charge roller 8, the transfer device 13 or the like and transfer the toner image on the wrap film F passing through the developing position while a recording sheet S adheres closely to the wrap film F so that the development for sticking toner on the wrap film F adhering closely to the surface of the photoreceptor 10 becomes possible at the developing position. The transfer device includes a conveying means for conveying the recording sheet S passing through a transfer nip into a fixing device while the recording sheet S adheres closely to the wrap film F and a separating means for separating the recording sheet S after passing through the fixing device from the wrap film F. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了防止感光体10由于与清洁部件，极性控制部件，调色剂散射部件的滑动摩擦而劣化，并且还防止在传送期间发生灰尘。解决方案：转印装置13被构造成使包装膜F紧密地粘附到显影前的区域之前，在保鲜膜F进入显影位置之后的区域中，在显影位置，感光体10携带潜在的通过充电辊8，转印装置13等在感光体10的表面的所有区域中形成图像，并将调色剂图像转印到通过显影位置的保鲜膜F上，同时记录纸S紧密地附着在包装使得在显影位置上可以在附着在感光体10的表面上的保鲜膜F上粘附调色剂的显影。转印装置包括一个传送装置，用于将记录片材S通过转印辊隙传送到定影装置中，同时记录片材S紧密地附着在保鲜膜F上;以及分离装置，用于在通过定影装置之后分离记录片材S 从包装薄膜F.版权所有（C）2011，JPO＆INPIT

37. 发明专利

JP2015045744A 画像形成装置审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2015045744A
公开(公告)日：2015-03-12
申请号：JP2013176978
申请日：2013-08-28
申请人：株式会社リコー , Ricoh Co Ltd
发明人： KANAYA HIDEAKI , YURA JUN , UCHITANI TAKESHI , HASHIMOTO SHUNICHI , SUKESAKO MASAKI , SUGANUMA TAKUYA , ISHII HIROKI , TAKESHITA HIRONOBU , KEZUKA SHOGO
IPC分类号： G03G15/16 , G03G15/00
摘要：【課題】デジタル定着により両面印刷を行う際、後に印刷される面のトナー像転写時の異常発生を防止可能な画像形成装置を提供する。【解決手段】被記録媒体Pの両面に印刷が可能であって、転写装置30は、転写電界を形成するために転写手段に供給される転写電流を、被記録媒体Pの搬送方向に分割された領域ごとに制御する転写電流制御手段を備え、定着装置60は、定着部材62と、加圧部材61と、被記録媒体Pの搬送方向と直交する方向に複数の加熱領域を有し定着部材62を加熱する加熱手段63と、複数の加熱領域を独立に制御する加熱制御手段とを備え、加熱領域の温度情報を記録する手段をさらに備え、転写電流制御手段は、両面印刷時に、被記録媒体Pの先に印刷された第1面のトナー像定着時の加熱領域の温度情報に基づき、後に印刷される第2面のトナー像転写時の転写電流を制御する画像形成装置。【選択図】図1
摘要翻译：要解决的问题：提供一种图像形成装置，当通过数字定影进行双面打印时，能够防止在稍后进行打印的表面上转印调色剂图像时产生误差。图像形成装置图像形成装置能够在记录介质P的双面进行打印，转印装置30包括转印电流控制装置，用于根据输送方向分割的区域来控制由转印装置提供的转印电流以形成转印电场的记录介质P，固定装置60包括：固定构件62; 压力构件61; 加热装置63，其在与记录介质P的传送方向正交的方向上具有多个加热区域，并加热固定构件62; 加热控制装置，用于独立地控制多个加热区域; 并且进一步地，用于记录关于加热区域中的温度的信息的装置，以及当执行双面打印时转印电流控制装置控制当在记录介质P的第二表面上转印调色剂图像时的转印电流基于在首先执行打印的第一表面上调色剂图像被固定在加热区域中的温度信息，稍后进行打印。

38. 发明专利

JP2014178548A Image forming unit, process unit, image forming apparatus, and operation method of developing clutch 有权
标题翻译：图像形成单元，处理单元，图像形成装置和开发手柄的操作方法
公开(公告)号：JP2014178548A
公开(公告)日：2014-09-25
申请号：JP2013053099
申请日：2013-03-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUGIYAMA HIROYUKI , YURA JUN , UCHITANI TAKESHI , SUKESAKO MASAKI , SUGANUMA TAKUYA , ISHII HIROKI , TAKESHITA HIRONOBU
IPC分类号： G03G15/08 , G03G21/00 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of abnormal images such as toner drop due to a toner accumulated on a periphery of a developing sleeve, in a simple and reliable way at a low cost without requiring an additional mechanical mechanism.SOLUTION: An image forming unit 1 includes a motor 17 driving a photoreceptor 3 that is connected to a developing sleeve 15 with a clutch 19, and a control unit 18 that controls the motor 17 and the clutch 19. The control unit 18 controls a plurality of times of connection and separation of the clutch 19 before the start of a print job.
摘要翻译：要解决的问题：为了防止由于累积在显影套筒周围的调色剂而导致的调色剂下降的异常图像以低成本以简单可靠的方式发生，而不需要额外的机械机构。解决方案：图像成形单元1包括驱动与离合器19连接到显影套筒15的感光体3的电动机17以及控制电动机17和离合器19的控制单元18.控制单元18控制多次连接以及在打印作业开始之前分离离合器19。

39. 发明专利

JP2013148813A Developing device and image forming apparatus 审中-公开
标题翻译：开发设备和图像形成装置
公开(公告)号：JP2013148813A
公开(公告)日：2013-08-01
申请号：JP2012010948
申请日：2012-01-23
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUGANUMA TAKUYA , YURA JUN , IWASAKI YUKIKO , YOTSUORI ATSUSHI , SUKESAKO MASAKI , SUGIYAMA HIROYUKI , KAMIHARA KAZUAKI , TAKESHITA HIRONOBU
IPC分类号： G03G15/08 , G03G9/08 , G03G9/087 , G03G9/10 , G03G15/09
摘要： PROBLEM TO BE SOLVED: To provide a developing device capable of reducing density unevenness while suppressing poor cleaning, and an image forming apparatus including the developing device.SOLUTION: A developing device 7 includes on the surface of a developing sleeve 15 provided in a rotatable manner a developer carrier 12 for carrying a developer containing a toner with a fatty acid metal salt externally added thereto. The developing sleeve 15 includes a base material that is covered with a surface layer formed of a material having adhesive force with the toner smaller than that of the base material.
摘要翻译：要解决的问题：提供能够抑制不良清洁的同时能够减小浓度不均匀性的显影装置和包括该显影装置的图像形成装置。显影装置7包括在以可转动方式设置的显影套筒15的表面上用于承载含有外部添加有脂肪酸金属盐的调色剂的显影剂的显影剂载体12。显影套筒15包括由与具有小于基材的调色剂具有粘合力的材料形成的表面层覆盖的基材。

40. 发明专利

JP2012194458A Powder storing container and image forming apparatus 审中-公开
标题翻译：粉末储存容器和图像形成装置
公开(公告)号：JP2012194458A
公开(公告)日：2012-10-11
申请号：JP2011059537
申请日：2011-03-17
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SUGANUMA TAKUYA , TAMURA HIROOMI , KOJIMA TSUNEJI , KASUYA TOSHINOBU , ATARI HIROKI , SAITO KAZUYA
IPC分类号： G03G15/08
摘要： PROBLEM TO BE SOLVED: To ensure a constant toner supply amount even when a toner remaining amount is low with a simple and low-cost constitution.SOLUTION: A power storing container comprises: a toner storing part 20b that internally has a space spirally separated by a dividing wall 20a, is rotatably supported by an apparatus body, and stores toner used for forming an image in the space; and a feed opening 20d that is communicated with a cylindrical part 20c being a central part of a winding direction of the spiral space and feeds the powder from the storing means to an outside. Toner can be collected in a side of the feed opening 20d according to a rotating direction or in an outer peripheral side of the toner storing part 20b.
摘要翻译：要解决的问题：即使在调色剂剩余量低的情况下，通过简单且低成本的构造，也可确保调色剂供给量恒定。解决方案：蓄电容器包括：内部具有由分隔壁20a螺旋地分开的空间的调色剂存储部分20b，由设备主体可旋转地支撑，并将用于形成图像的调色剂储存在该空间中; 以及与作为螺旋空间的卷绕方向的中心部的圆筒部20c连通的供给口20d，将粉末从贮存机构供给到外部。调色剂可以根据旋转方向或调色剂存储部分20b的外周侧收集在进料口20d的一侧。版权所有（C）2013，JPO＆INPIT

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