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    • 11. 发明专利
    • Method and apparatus for image formation
    • 图像形成的方法和装置
    • JP2011185981A
    • 2011-09-22
    • JP2010047939
    • 2010-03-04
    • Ricoh Co Ltd株式会社リコー
    • KUROTORI TSUNEOKATANO YASUOSOMEYA YUKIMICHIARISUMI YUKOTOMONO HIDENORIYAGINUMA HIDEKAZUTAKEUCHI SHIGEOHIRANO SHIGENOBUKANEKO FUMINARI
    • G03G15/16G03G15/20G03G21/10
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus, eliminating lowering of image density and an uneven image (especially remarkable in a half-tone part) due to potential drop caused by intervention of a surface active agent in material and substance constituting a fixing solution in a fixing system using the fixing solution. SOLUTION: The image forming apparatus includes a fixing device adapted to apply a fixing solution containing a softener for softening resin by dissolving or swelling at least some of resin contained in toner particles to the toner particles containing resin on recording paper to fix the toner particles on the recording paper. The apparatus includes: a charging device 67; a developing device 68 for developing an electrostatic latent image with a developer containing toner to form an unfixed toner image; transfer devices 59, 71 for transferring to the recording paper through an intermediate transfer belt 51; a cleaning device 69 for removing untransferred toner on a photoreceptor drum 66; and a cleaning unit 73 for removing constituents of the fixing solution adhering on the intermediate transfer belt 51. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供一种图像形成装置,由于材料和物质中的表面活性剂的介入引起的潜在的下降,消除了图像浓度的降低和不均匀的图像(特别是半色调部分显着) 在使用定影液的定影系统中构成定影液。 解决方案:图像形成装置包括:定影装置,其适于通过将包含在调色剂颗粒中的至少一些树脂溶解或溶解到记录纸上的含树脂的调色剂颗粒上来施加包含用于软化树脂的柔软剂的定影溶液, 记录纸上的调色剂颗粒。 该装置包括:充电装置67; 显影装置68,用于用含有调色剂的显影剂显影静电潜像,以形成未定影的调色剂图像; 用于通过中间转印带51传送到记录纸的转印装置59,71; 用于去除感光鼓66上的未转印调色剂的清洁装置69; 以及用于去除附着在中间转印带51上的定影液的成分的清洁单元73.版权所有(C)2011,JPO&INPIT
    • 13. 发明专利
    • Fixing device and image forming apparatus
    • 固定装置和图像形成装置
    • JP2011053615A
    • 2011-03-17
    • JP2009204937
    • 2009-09-04
    • Ricoh Co Ltd株式会社リコー
    • ARISUMI YUKOKATANO YASUOKUROTORI TSUNEOTAKEUCHI SHIGEOKANEKO FUMINARISOMEYA YUKIMICHIYAGINUMA HIDEKAZUMATSUMOTO TAKAHIKO
    • G03G15/20
    • PROBLEM TO BE SOLVED: To provide a fixing device configured to apply a foamy liquid fixing solution containing a softening agent for softening resin fine particles, to the resin fine particles, and fix the resin fine particles onto a recording medium, wherein such a failure is prevented that the liquid fixing solution does not exhibit the desired function caused by the reduction in dispersion stability of the components of the fixing solution with a lapse of time and the separation of the components, while the stable fixing performance can be maintained; and to provide an image forming apparatus including the fixing device.
      SOLUTION: The fixing device 30 includes a fixing solution container 31 for storing the liquid fixing solution 310. The container 31 includes a container pressurizing member 311 and a container pushing member 312 functioning as liquid flow generating means for generating the flow of the liquid fixing solution 310 stored in the fixing solution container 31 by changing the shape of the fixing solution container 31.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种定影装置,其构造成将含有软化树脂微粒的软化剂的泡沫液定影液施加到树脂细颗粒上,并将树脂细颗粒固定在记录介质上,其中这样 防止液体定影液不会由于定时溶液的组分的分散稳定性随时间的流逝而降低而产生所期望的功能,并且可以保持稳定的定影性能; 并提供一种包括定影装置的图像形成装置。 解决方案:定影装置30包括用于储存液体定影液310的定影液容器31.容器31包括容器加压构件311和用作液体流动产生装置的容器推动构件312,其用于产生流体 通过改变定影液容器31的形状而储存在定影液容器31中的液体定影液310.版权所有(C)2011,JPO&INPIT
    • 14. 发明专利
    • Self-traveling image forming apparatus
    • 自拍图像形成装置
    • JP2011020316A
    • 2011-02-03
    • JP2009166214
    • 2009-07-15
    • Ricoh Co Ltd株式会社リコー
    • MATSUZAKA SUSUMUTAKEUCHI SHIGEOSEO MANABUASAKAWA YUICHIUSUI YUMAKASAHARA RYOSUKE
    • B41J29/38H04N1/00
    • PROBLEM TO BE SOLVED: To provide a self-traveling image forming apparatus reducing image formation failures caused by the influence of vibration, inertial force, etc. SOLUTION: The self-traveling image forming apparatus 1, which includes an image forming means 2 and a self-traveling means 3 and can self-travel, is provided with: a movement state detection means (tachometer 35) detecting the movement state of the image forming apparatus 1; and an image forming mode control means 5 selecting an optimum image forming mode from a plurality of image forming modes controlling the image forming means 2, based on the measured value of the movement state detection means. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决方案:提供一种自行式图像形成装置,其减少由振动,惯性力等的影响引起的图像形成失败。解决方案:自行车图像形成装置1包括: 图像形成装置2和自行进装置3可以自行行驶,设有:检测图像形成装置1的移动状态的移动状态检测装置(转速计35) 以及图像形成模式控制装置5,基于运动状态检测装置的测量值,从控制图像形成装置2的多个图像形成模式中选择最佳图像形成模式。 版权所有(C)2011,JPO&INPIT
    • 15. 发明专利
    • Power supplying unit for self-propelling type image forming apparatus
    • 用于自动形成图像形成装置的电源单元
    • JP2010249857A
    • 2010-11-04
    • JP2009095928
    • 2009-04-10
    • Ricoh Co Ltd株式会社リコー
    • MATSUZAKA SUSUMUTAKEUCHI SHIGEOSEO MANABUASAKAWA YUICHIKASAHARA RYOSUKEUSUI YUMA
    • G03G21/00B41J2/175B41J29/38B41J29/46
    • PROBLEM TO BE SOLVED: To provide a power supplying unit for a self-propelling type image forming apparatus with reduced downtime of the self-propelling type image forming apparatus which self-propels within a relatively wide range of movement and with a smooth image forming action by the self-propelled image forming apparatus. SOLUTION: The power supplying unit 50 to which the self-propelling type image forming apparatus 1 is detachably installed includes: a power supplying means 51 for complementing the consumed power in the internal power source 12 of the self-propelled image forming apparatus 1; and a consumables supplying means 52, 53 for complementing the consumption of consumables 11, P in an image forming apparatus body 1A. Then, the consumables 11, P are complemented by the consumables supplying means 52, 53 when the consumed power in the internal power source 12 is complemented by the power supplying means 51. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种用于自推进型图像形成装置的供电单元,该自动推进型图像形成装置在相对较宽的运动范围内自推进并具有平滑的自推进型图像形成装置的停机时间减少 通过自走式图像形成装置的图像形成动作。 解决方案:自推进型图像形成装置1可拆卸地安装的供电单元50包括:用于补充自走式图像形成装置的内部电源12中的消耗功率的供电装置51 1; 以及用于补充图像形成装置主体1A中的耗材11,P的消耗的消耗品供给装置52,53。 然后,当内部电源12中的消耗功率由供电装置51补充时,消耗品供应装置52,53补充消耗品11,P。(C)2011,JPO&INPIT
    • 17. 发明专利
    • Image forming apparatus
    • 图像形成装置
    • JP2014008738A
    • 2014-01-20
    • JP2012148557
    • 2012-07-02
    • Ricoh Co Ltd株式会社リコー
    • YAMASHITA HIROYUKITSUKAMOTO TAKEOOSHIMA HISAYOSHISAKUMA HIDEOMIHASEGAWA YOSHINOTAKEUCHI SHIGEOSEO MANABUUSUI YUMAMATSUMOTO TAKAHIKOSUZUKI RYOTAHIHARA TAKESHI
    • B41J2/385B41J29/17
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus based on an ink jet printing method, which does not require use of cleaning liquid and suppresses deterioration of cleaning capability of intermediate transfer body and image forming capability over time.SOLUTION: An image forming apparatus comprises: an intermediate transfer body 37 which carries an image formed by recording liquid discharged by a head; transfer means which transfers the image carried on the intermediate transfer body 37 to a recording material; cleaning means 70 comprising cleaning members 71, 72 which come into contact with the intermediate transfer body 37 and clean the intermediate transfer body 37; and contact/separation means 74 which makes the cleaning members 71, 72 contact with or separate from the intermediate transfer body 37. The cleaning members 71, 72 are brought into a state in which they are separate from the intermediate transfer body 37 by the contact/separation means 74 when the intermediate transfer body 37 is not driven.
    • 要解决的问题:提供一种基于喷墨打印方法的图像形成装置,其不需要使用清洁液体并且抑制中间转印体的清洁能力的劣化和图像形成能力随时间变化。解决方案:图像形成装置 包括:中间转印体37,其携带通过记录由头部排出的液体形成的图像; 将中间转印体37上承载的图像转印到记录材料上的转印装置; 清洁装置70包括与中间转印体37接触并清洁中间转印体37的清洁部件71,72; 以及使清洁部件71,72与中间转印体37接触或分离的接触/分离装置74.清洁部件71,72通过接触进入与中间转印体37分离的状态 /中间转印体37未被驱动时的分离装置74。
    • 18. 发明专利
    • Image forming apparatus and image forming method
    • 图像形成装置和图像形成方法
    • JP2014008736A
    • 2014-01-20
    • JP2012148494
    • 2012-07-02
    • Ricoh Co Ltd株式会社リコー
    • SUZUKI RYOTATSUKAMOTO TAKEOOSHIMA HISAYOSHIHASEGAWA YOSHINOSAKUMA HIDEOMITAKEUCHI SHIGEOSEO MANABUYAMASHITA HIROYUKIUSUI YUMAMATSUMOTO TAKAHIKOHIHARA TAKESHI
    • B41J2/01
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus forming images by applying recording liquid to an intermediate transfer body through a head and forming images while uniformizing blurring suppression actions suppressing blurring without adding process liquid or powder other than the recording liquid or suppressing blurring by ensuring electrolysis of the recording liquid without using a high voltage or a large amount of electrolytes, and to provide an image forming method.SOLUTION: An image forming apparatus includes: an intermediate transfer body 37 having an electrically conductive surface on which electrically conductive recording liquid discharged from a nozzle 61b of heads 61Y, M, C, BK (hereinafter referred to as head 61) is applied in accordance with a driving signal; voltage application means 33 applying voltage between the intermediate transfer body 37 and the head 61 so as to electrolyze the recording liquid discharged from the head 61 and bridging a gap between the head 61 and the intermediate transfer body 37; and discharge control means 40 generating a driving signal in such a manner that amounts of current flowing in the recording liquid in the state are equal to one another according to the interval between the nozzle 61b and the intermediate transfer body 37.
    • 要解决的问题:提供一种图像形成装置,其通过将记录液体通过头部向中间转印体施加记录液并形成图像,同时均匀化抑制模糊的模糊抑制动作,而不添加除记录液体以外的处理液体或粉末,或抑制模糊 确保记录液体的电解而不使用高电压或大量的电解质,并提供图像形成方法。图像形成装置包括:具有导电表面的中间转印体37,导电记录液体 从头61Y,M,C,BK(以下称为头61)的喷嘴61b排出,根据驱动信号施加; 电压施加装置33在中间转印体37和头61之间施加电压,以电解从头部61排出的记录液体,并桥接头部61和中间转印体37之间的间隙; 以及放电控制装置40,其以这样的方式产生驱动信号,使得在该状态下流过记录液体的电流量根据喷嘴61b和中间转印体37之间的间隔彼此相等。
    • 19. 发明专利
    • Fixing device and image forming apparatus
    • 固定装置和图像形成装置
    • JP2012230331A
    • 2012-11-22
    • JP2011099988
    • 2011-04-27
    • Ricoh Co Ltd株式会社リコー
    • KUROTORI TSUNEOYAMAGUCHI TAKEOKATANO YASUOSOMEYA YUKIMICHIARISUMI YUKOYAGINUMA HIDEKAZUTAKEUCHI SHIGEO
    • G03G15/20
    • PROBLEM TO BE SOLVED: To provide a fixing device capable of suppressing failures such that recording media are stuck to each other, or a part of an image is peeled off when the recording medium after fixation is piled up and outputted in a configuration of imparting a foamy fixing solution, and also to provide an image forming apparatus provided with the fixing device.SOLUTION: A fixing device 30 includes: a foamy fixing solution supply part 130 which converts a liquid fixing solution TL containing a softener for softening unfixed toner T into a foamy fixing solution Bu; and a foamy fixing solution application part 140 which applies the foamy fixing solution Bu on the surface of transfer paper P carrying a toner layer comprising the unfixed toner T. The fixing device 30 also includes a coating agent imparting device 45 as covering agent imparting means which imparts a coating agent 450 as a covering agent to cover the toner layer Tc having the fixing solution imparted thereto on the surface of the transfer paper P carrying the toner layer Tc having the fixing solution imparted thereto.
    • 要解决的问题:提供一种能够抑制记录介质相互粘合的故障的定影装置,或者当固定后的记录介质堆积并输出时,图像的一部分被剥离 赋予泡沫定影液,并且还提供设置有定影装置的图像形成装置。 解决方案:定影装置30包括:泡沫定影液供应部分130,其将含有用于软化未定影调色剂T的柔软剂的液体定影液TL转换成泡沫定影液Bu; 以及泡沫定影液施加部分140,其将泡沫固定液Bu施加在承载包含未定影调色剂T的调色剂层的转印纸P的表面上。定影装置30还包括涂覆剂赋予装置45作为覆盖剂赋予装置, 赋予涂覆剂450作为覆盖剂,以覆盖带有固定液的调色剂层Tc,所述调色剂层Tc承载具有施加了定影液的调色剂层Tc的转印纸P的表面。 版权所有(C)2013,JPO&INPIT