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公开(公告)号：US07853188B2
公开(公告)日：2010-12-14
申请号：US11621814
申请日：2007-01-10
CPC分类号： G03G15/0194 , G03G2215/0132
摘要： A technology capable of suppressing the generation of transfer scattering of a toner image on an intermediate transfer body and contributing to an improvement in image quality in an image forming apparatus employing an intermediate transfer system is provided. An image forming apparatus is configured to include an intermediate transfer body to which a toner imager is transferred from an image carrier, the intermediate transfer body having an elastic surface layer having a center point average roughness of 0.1 times or more of a volume average particle size of a used toner and a ten-point average roughness of not more than the volume average particle size of the used toner; and a development section which develops an electrostatic latent image on the image carrier by using a toner having a shape factor SF-1 in the range of from 100 to 130 and a shape factor SF-2 in the range of from 100 to 140.
摘要翻译： 提供了能够抑制在中间转印体上产生调色剂图像的转印散射并有助于提高使用中间转印体系的图像形成装置中的图像质量的技术。 图像形成装置被配置为包括中间转印体，调色剂成像器从图像载体转印到该中间转印体上，中间转印体具有中心点平均粗糙度为体积平均粒径的0.1倍以上的弹性表面层 的二氧化碳调色剂和十点平均粗糙度不大于所使用的调色剂的体积平均粒度; 以及显影部，其通过使用形状系数SF-1在100至130的范围内的形状系数SF-2和100至140的范围内的形状因子SF-2的调色剂来使图像载体上的静电潜像显影。
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32.发明申请IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, INTERMEDIATE TRANSFER BELT, AND METHOD OF EVALUATING THE SAME 有权图像形成装置，图像形成方法，中间传送带及其评估方法公开(公告)号：US20100008690A1
公开(公告)日：2010-01-14
申请号：US12499213
申请日：2009-07-08
IPC分类号： G03G15/16
CPC分类号： G03G15/162 , G03G2215/1623
摘要： It is an object of the invention to provide an image forming apparatus in which the quality of output images is improved by defining the relation between a measured value of an adhesion of toner and a physical property value of an intermediate belt and related technologies thereof.In an image forming apparatus which transfers a toner image formed on a photoconductive member primarily onto the intermediate transfer belt and then transfers the same secondarily onto an image bearing medium, a relation; 40
摘要翻译： 本发明的目的是提供一种图像形成装置，其中通过定义调色剂的粘附的测量值和中间带的物理特性值之间的关系及其相关技术来改善输出图像的质量。 在将形成在感光体上的调色剂图像主要转印到中间转印带上并随后将它们二次转印到图像承载介质上的图像形成装置中， 40
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33.发明申请公开(公告)号：US20090169275A1
公开(公告)日：2009-07-02
申请号：US12337025
申请日：2008-12-17
IPC分类号： G03G15/01
CPC分类号： G03G15/162
摘要： The transfer member in an image forming apparatus according to an embodiment of the invention is a transfer member in an image forming apparatus for transferring a toner image obtained by developing an electrostatic latent image formed on an image carrier onto a material to be transferred, wherein the transfer member includes a base material having thereon a surface layer for temporarily holding on the surface thereof the toner image to be transferred onto the material to be transferred and comprising a resin containing a diamond fine particle in the range of from about 0.01% to about 40%.
摘要翻译： 根据本发明实施例的图像形成装置中的转印构件是图像形成装置中的转印构件，用于将通过将形成在图像载体上的静电潜像显影所得到的调色剂图像转印到待转印的材料上， 转印构件包括其上具有用于在其表面上暂时保持要转印到待转印材料上的调色剂图像的表面层的基材，并且包含含有约0.01％至约40的金刚石微粒的树脂 ％。
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34.发明申请APPARATUS AND METHOD FOR CLEANING RESIDUAL TONER FROM DRUMS IN AN IMAGE FORMING APPARATUS 有权用于在图像形成装置中从药物清洁残留色调剂的装置和方法公开(公告)号：US20090116887A1
公开(公告)日：2009-05-07
申请号：US12350540
申请日：2009-01-08
IPC分类号： G03G21/00
CPC分类号： G03G21/0035 , G03G21/0047 , G03G2221/0005
摘要： An apparatus and method for cleaning a plurality of drums in an image forming apparatus includes applying a first bias to each of a plurality of disturbing members, each disturbing member associated with a corresponding drum of a plurality of drums. While performing an image forming operation wherein at least one of the plurality of drums is not use, the bias is changed of a disturbing member corresponding to at least one of the plurality of drums not used in performing the image forming operation from the first bias to a second bias different from the first bias.
摘要翻译： 用于清洁图像形成装置中的多个鼓的装置和方法包括：将多个干扰构件中的每一个施加第一偏压，每个干扰构件与多个鼓的相应鼓相关联。 在执行其中不使用多个滚筒中的至少一个的图像形成操作中，将与执行图像形成操作中未使用的多个滚筒中的至少一个的对应的干扰构件的偏差从第一偏置改变为 与第一偏差不同的第二偏差。
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公开(公告)号：US20080166158A1
公开(公告)日：2008-07-10
申请号：US11621808
申请日：2007-01-10
IPC分类号： G03G15/01
CPC分类号： G03G21/0064 , G03G15/162 , G03G2215/0177
摘要： In an image forming apparatus adopting a cleanerless process, there is provided a technique of preventing deterioration of picture quality due to photoreceptor filming or color mixture. An image forming apparatus of a cleanerless process in which a toner image is formed on an image bearing body by a developing unit, and a toner remaining on the image bearing body is collected by the developing unit, includes an intermediate transfer belt made of laminated layers of plural conductive materials different from each other and having a belt surface onto which the toner image is transferred from the image bearing body at a specified transfer position, and a transfer unit configured to press the intermediate transfer belt to the image bearing body at the specified transfer position and to apply a specified bias voltage to the intermediate transfer belt, wherein with respect to the plural conductive materials of the intermediate transfer belt, a layer closer to a side of either one of the toner transferred from the image bearing body and the transfer unit, where negative polarity is set, has a higher volume resistance value.
摘要翻译： 在采用无清洁剂处理的图像形成装置中，提供了防止由于感光体成膜或混色引起的图像质量劣化的技术。 一种无清洁器工艺的图像形成装置，其中通过显影单元在图像承载体上形成调色剂图像，并且由显影单元收集残留在图像承载体上的调色剂图像，包括由层压层制成的中间转印带 多个导电材料彼此不同，并且具有带表面，调色剂图像在图像承载体上以指定的转印位置转印到该带表面上;以及转印单元，其被配置为在指定的转印位置将中间转印带按图像承载体 转印位置，并向中间转印带施加指定的偏置电压，其中相对于中间转印带的多个导电材料，更靠近从图像承载体转印的调色剂中的任一个的一侧的层和转印 设置负极性的单位具有较高的体积电阻值。
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公开(公告)号：US20080166152A1
公开(公告)日：2008-07-10
申请号：US11621810
申请日：2007-01-10
IPC分类号： G03G15/30
CPC分类号： G03G21/0064 , G03G15/0121 , G03G15/0173 , G03G2215/0177
摘要： There is provided a technique in which in a four-rotation intermediate transfer system image forming apparatus, even in a state where a large amount of transfer residual toner is generated, the occurrence of color mixture of toners can be effectively suppressed. The image forming apparatus of a cleanerless process includes a development unit to movably hold plural developing devices to form images with toners of colors different from each other and to move a desired developing device to a specified development position opposite to the image bearing body by the movement, a collection unit capable of changing a mode between a collection mode of collecting the toner remaining on the image bearing body at a specified collection position of the image bearing body and a non-collection mode of not performing toner collection from the image bearing body, and a control unit to set, when a first developing device is changed to a second developing device in the development unit, the collection unit into the collection mode only in a specified period within a period from a second timing earlier than a first timing when the first developing device is changed to the second developing device by a time required for an image bearing surface of the image bearing body to move from the specified collection position to the specified development position to a third timing when a rear end of an area where the toner image is formed by the first developing device before the second developing device on the image bearing body reaches the specified collection position.
摘要翻译： 提供了一种技术，其中在四旋转中间转印系统图像形成装置中，即使在产生大量转印残留调色剂的状态下，也可以有效地抑制调色剂的混合色。 无清洁剂处理的图像形成装置包括显影单元，用于可移动地保持多个显影装置以形成具有彼此不同的颜色的调色剂的图像，并且通过移动将期望的显影装置移动到与图像承载体相对的指定的显影位置 ，能够在图像承载体的指定收集位置收集残留在图像承载体上的调色剂的收集模式和从图像承载体不进行调色剂收集的非收集模式之间的模式的收集单元， 以及控制单元，当第一显影装置在显影单元中改变为第二显影装置时，将收集单元设置为仅在从第一定时开始的第二定时的期间内的指定时段内 第一显影装置通过图像承载面的图像承载面所需的时间改变为第二显影装置 当第二显影装置在图像承载体上的第一显影装置形成调色剂图像的区域的后端到达指定的集合体时，g指示体从指定的收集位置移动到指定的显影位置到第三时刻 位置。
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公开(公告)号：US20080166143A1
公开(公告)日：2008-07-10
申请号：US11621806
申请日：2007-01-10
CPC分类号： G03G15/0893 , G03G15/0851 , G03G15/0879 , G03G15/162 , G03G2215/0132 , G03G2215/0607 , G03G2215/066 , G03G2215/1623
摘要： A technology for controlling the generation of damages of a photoconductive surface caused due to the attachment of a carrier to a photoconductor in an image forming apparatus using a two-component developing agent is provided. An image forming apparatus is configured to include an intermediate transfer body having prescribed elasticity on a transfer surface onto which a toner image is transferred; plural image carriers which transfer a toner image onto the transfer surface and which are disposed along a movement direction of the transfer surface of the intermediate transfer body; plural development sections which form toner images having a different color from each other with respect to the plural image carriers by using a two-component developing agent made of a toner and a carrier; and developing agent replenishment sections which replenish a toner and a carrier in the development sections.
摘要翻译： 提供了一种用于控制由于在使用双组分显影剂的图像形成装置中将载体附着到感光体而导致的光电导表面损伤的产生的技术。 图像形成装置被配置为在转印表面上包含具有规定弹性的中间转印体，调色剂图像被转印到转印面上; 多个图像载体，其将调色剂图像转印到转印表面上并沿着中间转印体的转印表面的移动方向设置; 多个显影部分，通过使用由调色剂和载体构成的双组分显影剂，相对于多个图像载体形成彼此不同的颜色的调色剂图像; 以及在显影部中补充调色剂和载体的显影剂补充部。
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公开(公告)号：US20080008481A1
公开(公告)日：2008-01-10
申请号：US11481383
申请日：2006-07-05
IPC分类号： G03G15/08
CPC分类号： G03G15/0131 , G03G15/1605 , G03G15/161 , G03G21/0064
摘要： There is provided a technique in which when an image forming processing with toners of plural colors is performed, a residual toner on a transfer-receiving member to which toner images are transferred by plural image forming units is not discarded, but is reused as a black toner, and a deterioration in picture quality due to a change in color tone of the black toner is prevented. An image forming apparatus is for performing an image forming processing by plural image forming units to form toner images of colors different from each other on a transfer-receiving member moved in a specified direction, and includes a toner collecting unit to collect toners remaining on the transfer-receiving member, a ratio judgment unit to judge a mixing ratio of toners of plural colors included in the toners collected by the toner collecting unit, and a toner replenishing unit to replenish an insufficient color toner to the toners collected by the toner collecting unit based on the mixing ratio judged by the ratio judgment unit so that the mixing ratio becomes a specified ratio.
摘要翻译： 提供了一种技术，其中当执行具有多种颜色的调色剂的图像形成处理时，在多个图像形成单元上转印了调色剂图像的转印接收构件上的残留调色剂不被丢弃，而是被再次用作黑色 调色剂和由于黑色调色剂的色调变化引起的图像质量下降。 图像形成装置用于通过多个图像形成单元执行图像形成处理，以在沿指定方向移动的转印接收部件上形成彼此不同的颜色的调色剂图像，并且包括调色剂收集单元，用于收集残留在 转印接收部件，用于判断由调色剂收集单元收集的调色剂中包含的多种颜色的调色剂的混合比率的调色剂补偿单元，以补偿由调色剂收集单元收集的调色剂的不足的彩色调色剂 基于由比例判定单元判断的混合比，使混合比成为规定的比例。
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公开(公告)号：US20070134016A1
公开(公告)日：2007-06-14
申请号：US11701435
申请日：2007-02-02
IPC分类号： G03G15/16
CPC分类号： G03G21/0064 , G03G2215/0119
摘要： A color image forming apparatus includes an intermediate transfer member, a first forming portion having a first transfer unit, a second forming portion provided downstream from the first forming portion, a third forming portion provided downstream from the second forming portion, a fourth forming portion provided downstream from the third forming portion, and a control portion. The control portion controls a bias of at least one of the corresponding developing unit and the corresponding transfer unit, when transfer of the toner image from the intermediate transfer member to the recording medium is completed, so that a toner-image residue toner material resting on the intermediate transfer member is returned to the corresponding developing unit through the image bearing member of at least one of the first to fourth forming portions.
摘要翻译： 彩色图像形成装置包括中间转印部件，具有第一转印单元的第一成形部分和设置在第一成形部分下游的第二成形部分，设置在第二成形部分下游的第三成形部分， 在第三形成部分的下游，以及控制部分。 当调色剂图像从中间转印部件转印到记录介质上时，控制部分控制对应的显影单元和相应的转印单元中的至少一个的偏压，使得调色剂图像残留调色剂材料搁置在 中间转印构件通过第一至第四形成部分中的至少一个的图像承载构件返回到相应的显影单元。
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40.发明申请Apparatus and method for cleaning residual toner from drums in image forming apparatus 有权用于从图像形成装置中的鼓中清除残留调色剂的装置和方法公开(公告)号：US20060222404A1
公开(公告)日：2006-10-05
申请号：US11091600
申请日：2005-03-29
IPC分类号： G03G21/00
CPC分类号： G03G21/0035 , G03G21/0047 , G03G2221/0005
摘要： An apparatus and method for cleaning a plurality of drums in an image forming apparatus includes applying a first bias to each of a plurality of disturbing members, each disturbing member associated with a corresponding drum of a plurality of drums. While performing an image forming operation wherein at least one of the plurality of drums is not use, the bias is changed of a disturbing member corresponding to at least one of the plurality of drums not used in performing the image forming operation from the first bias to a second bias different from the first bias.
摘要翻译： 用于清洁图像形成装置中的多个鼓的装置和方法包括：将多个干扰构件中的每一个施加第一偏压，每个干扰构件与多个鼓的相应鼓相关联。 在执行其中不使用多个滚筒中的至少一个的图像形成操作中，将与执行图像形成操作中未使用的多个滚筒中的至少一个的对应的干扰构件的偏差从第一偏置改变为 与第一偏差不同的第二偏差。
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