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    • 2. 发明专利
    • Lubricant applicator, fixing apparatus, and image forming apparatus
    • 润滑剂应用者,固定装置和图像形成装置
    • JP2014081415A
    • 2014-05-08
    • JP2012227649
    • 2012-10-15
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • NAGAI HIROMIMATSUMOTO MITSUHIROMIYATA TOSHIYUKI
    • G03G15/20
    • PROBLEM TO BE SOLVED: To provide a lubricant applicator which holds a larger amount of lubricant, a fixing apparatus including the lubricant applicator, and an image forming apparatus.SOLUTION: A lubricant applicator 66 for applying liquid lubricant to a moving fixing belt 61 includes: a pair of flat plate parts 662a, 662b arranged facing each other; a fiber body 661 arranged between the flat plate parts, extended along the flat plate parts, and having an end 661e in contact with the fixing belt 61 protruding from the pair of flat plate part; and a spacer 663 connected to both the pair of flat plate parts 662a, 662b to maintain a distance between the flat plate parts 662a, 662b so as to be larger than a thickness of the fiber body 661.
    • 要解决的问题:提供一种保持更大量润滑剂的润滑剂涂布器,包括润滑剂涂布器的定影装置和图像形成装置。解决方案:用于向移动的定影带61施加液体润滑剂的润滑剂施加器66包括: 一对彼此相对布置的平板部662a,662b; 布置在平板部分之间的纤维体661,沿着平板部延伸,并且具有与从一对平板部突出的定影带61接触的端部661e; 以及连接到一对平板部662a,662b的间隔件663,以使平板部662a,662b之间的距离保持为比纤维体661的厚度大。
    • 3. 发明专利
    • Developing device, process cartridge and image forming device
    • 开发设备,处理盒和图像形成装置
    • JP2011175178A
    • 2011-09-08
    • JP2010040488
    • 2010-02-25
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • MATSUMOTO MITSUHIRO
    • G03G15/08
    • PROBLEM TO BE SOLVED: To provide a developing device preventing difference in the amount of developer attached to a developer carrier at the center and both ends in the rotation axis direction of the developer carrier, to provide a process cartridge, and to provide an image forming device. SOLUTION: A layer thickness-regulating member 66 is inclined at an angle (skew angle) determined in relation to the rotation axis direction of a development roll 50 so that the center in the longitudinal direction approaches the development roll 50 rather than both ends. Thus, by placing the layer thickness-regulating member 66 so that the center in the longitudinal direction approaches the development roll 50 rather than both the ends, the difference between the layer thickness of the developer G at the center where the layer thickness is suppressed by abutting against the layer thickness-regulating member 66 and the layer thickness of the developer G at both ends is reduced. Specifically, the amount of developer G attached to the development roll 50 is suppressed from being different between the center in the rotation axis of the development roll 50 and both ends. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种显影装置,其防止显影剂载体在旋转轴线方向上的中心和两端附着到显影剂载体上的量的差异,以提供处理盒,并提供 图像形成装置。 解决方案:层厚度调节构件66以与显影辊50的旋转轴线方向相关的角度(倾斜角)倾斜,使得纵向中心靠近显影辊50而不是两者 结束。 因此,通过将层厚度限制构件66放置成使得纵向中心接近显影辊50而不是两端,由此抑制层厚度中心处的显影剂G的层厚度之间的差异 与层厚限制构件66抵接,并且两端的显影剂G的层厚度减小。 具体地说,在显影辊50的旋转轴的中心与两端之间,能够抑制附着在显影辊50上的显影剂G的量不同。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Fixing device and image forming apparatus
    • 固定装置和图像形成装置
    • JP2011043608A
    • 2011-03-03
    • JP2009190881
    • 2009-08-20
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • MATSUMOTO MITSUHIROITO TOMOYUKIMIYATA TOSHIYUKIKONO MASAYUKIFUKUDA YUICHI
    • G03G15/20
    • PROBLEM TO BE SOLVED: To provide a technology to suppress paper wrinkles of a recording material in a fixing process, related to a fixing device including a belt pressurizing member which is disposed so that the outer surface of a belt member may be pressurized against a pressure roll at the downstream side of a press-contact part between a fixing roll and the pressure roll, or an image forming apparatus having the fixing device.
      SOLUTION: The image forming apparatus uses the fixing device 60 including: the rotatable fixing roll 611; the fixing belt 610 stretched on the fixing roll 611; the pressure roll 62 which pressurizes the fixing roll 611 through the fixing belt 610; and the peeling pad 64 as a member for pressurizing the outer surface of the fixing belt 610 against the pressure roll 62 from the inside of the fixing belt on the downstream side of the press-contact part between the fixing roll 611 and the pressure roll 62, and configured to pressurize the fixing belt 610 so that pressure distribution at each axial end of the fixing belt 610 becomes lower than that in the axial center.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种在定影过程中抑制记录材料的纸张皱褶的技术,涉及一种定影装置,该定影装置包括带状加压构件,该带状加压构件被设置为使得带构件的外表面可以被加压 相对于定影辊和压力辊之间的压接部分的下游侧的压辊或具有定影装置的图像形成装置。 解决方案:图像形成装置使用包括:可旋转定影辊611的定影装置60; 在定影辊611上拉伸的定影带610; 通过定影带610对定影辊611加压的压力辊62; 以及剥离垫64作为用于将定影带610的外表面相对于加压辊62从固定辊611和压力辊62之间的压力接触部分的下游侧的定影带的内部加压的构件 并且构造成对定影带610加压,使得定影带610的每个轴向端部处的压力分布变得低于轴向中心处的压力分布。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Cleaning device, process cartridge and image forming apparatus
    • 清洁装置,过程盒和图像形成装置
    • JP2008058380A
    • 2008-03-13
    • JP2006232111
    • 2006-08-29
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • MATSUMOTO MITSUHIROKUBO RYOTAHONOBE SATOSHI
    • G03G15/02G03G21/10
    • PROBLEM TO BE SOLVED: To solve a problem that the cleaning performance of a cleaning rotating body whose length is as long as or longer than the length of the surface to be cleaned of a body to be cleaned is reduced due to the bend in the center part of the cleaning rotating body, and to provide a cleaning device capable of suppressing the reduction of the cleaning performance.
      SOLUTION: Regarding the cleaning roll as a cleaning member for cleaning a charging roll 81, the axial width of the cleaning roll is made smaller than that of the charging roll 81, and the circumferential surface of the cleaning roll comes in contact with the charging roll 81 in the axial direction while being supported by a cleaning roll cover 60. The cleaning roll also reciprocates in the axial direction while being driven-rotated with the charging roll 81 by a roll driving mechanism 70.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题为了解决由于弯曲而使长度长于要清洁的被清洁表面的长度长于或长于其被清洁表面的清洁旋转体的清洁性能的问题 在清洁旋转体的中心部分,并且提供能够抑制清洁性能降低的清洁装置。 解决方案:关于作为清洁充电辊81的清洁部件的清洁辊,清洁辊的轴向宽度小于充电辊81的轴向宽度,并且清洁辊的周向表面与 充电辊81在由清洁辊盖60支撑的同时沿轴向方向。清洁辊也在轴向方向上往复运动,同时通过辊驱动机构70用充电辊81驱动旋转。 C)2008,JPO&INPIT
    • 6. 发明专利
    • Cleaning device and image forming apparatus
    • 清洁装置和图像形成装置
    • JP2008020693A
    • 2008-01-31
    • JP2006192653
    • 2006-07-13
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • KUBO RYOTAMATSUMOTO MITSUHIROONO SHIGEO
    • G03G15/02G03G21/16G03G21/18
    • PROBLEM TO BE SOLVED: To prevent an increase in cost and waste caused by replacement of a charging roll cleaner mounted on a process cartridge, and to prevent the occurrence of a nip trace in a charging roll caused by its contact with the charging roll cleaner during storage. SOLUTION: The process cartridge 52 is detachably attached to an image forming apparatus main body 11. The process cartridge 52 includes a photoreceptor drum 12 and the charging roll 14, and a part of the circumferential face of the charging roll 14 is exposed in the longitudinal direction. The process cartridge 52 does not include a cleaning roll 100 for cleaning the surface of the charging roll 14, and the shaft 101 of the cleaning roll 100 is supported in a guide groove 106 of a bearing member 104 in the image forming apparatus main body 11. A shaft 15 of the charging roll 14 is inserted into the guide groove 106 when the process cartridge 52 is mounted. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止由更换安装在处理盒上的充电辊清洁剂引起的成本和浪费的增加,并且防止由于与充电接触引起的充电辊中的压区迹线的发生 储存期间卷筒清洁剂。 解决方案:处理盒52可拆卸地附接到图像形成装置主体11.处理盒52包括感光鼓12和充电辊14,并且充电辊14的周面的一部分被暴露 在纵向上。 处理盒52不包括用于清洁充电辊14的表面的清洁辊100,并且清洁辊100的轴101被支撑在图像形成设备主体11中的轴承部件104的引导槽106中 当安装处理盒52时,充电辊14的轴15插入引导槽106中。 版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Image forming apparatus
    • 图像形成装置
    • JP2005283655A
    • 2005-10-13
    • JP2004093508
    • 2004-03-26
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • YAMAMOTO TAKAYUKIMATSUMOTO MITSUHIRO
    • G03G15/16
    • PROBLEM TO BE SOLVED: To prevent a decrease in transfer rate by restraining an increase in the electrification potential of a recording material carrier during transfer while keeping recording material conveying capability satisfactory.
      SOLUTION: An image forming apparatus has: a plurality of image carriers 1 (i.e., 1a to 1e) which hold images on them; a recording material conveyer 2 which is disposed opposite each of the image carriers 1 and conveys a recording material 4 along each image carrier 1; and transfer means 3 (i.e., 3a to 3e) which are disposed corresponding to the image carriers 1 and transfer the images on the image carriers 1 to the recording material 4 on the recording material conveyer 2. In the image forming apparatus, the recording material conveyer 2 includes a main belt conveyer 5 which is disposed opposite each of the image carriers 1 and conveyed in a circulation; and a plurality of sub-belt conveyers 6 (i.e., 6a to 6e) each of which is disposed inside the main belt conveyer 5, moved in a circulation including a transfer position between each image carrier 1 and the corresponding transfer means 3, while being in face contact with the back of the main belt conveyer 5, and is capable of discharging in sections except the face contact section.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:为了防止转印期间记录材料载体的带电电位增加,同时保持记录材料输送能力令人满意的传输速率的降低。 解决方案:图像形成装置具有:在其上保持图像的多个图像载体1(即,1a至1e); 与每个图像载体1相对设置并沿着每个图像载体1传送记录材料4的记录材料传送器2; 以及与图像载体1对应设置并将图像载体1上的图像传送到记录材料输送器2上的记录材料4的传送装置3(即,3a至3e)。在图像形成装置中,记录材料 输送机2包括主带输送机5,该主输送机5设置在每个图像载体1的相对面并循环传送; 以及设置在主带式输送机5内部的多个副带式输送机6(即,6a〜6e),在包含各载像体1与相应的传送装置3之间的传送位置的循环中移动,同时 与主带式输送机5的背面面接触,并且能够在面接触部分以外的部分放电。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Image forming apparatus
    • 图像形成装置
    • JP2005092095A
    • 2005-04-07
    • JP2003328517
    • 2003-09-19
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • YAMASHITA TAKAYUKIKITANO SHIGEHISAMATSUMOTO MITSUHIRO
    • G03G15/00G03G15/01G03G15/16G03G15/20G03G15/24
    • PROBLEM TO BE SOLVED: To provide a highly glossy, high image quality, and uniform image free from nonuniform density by eliminating the gloss difference between a monochrome image and a multicolor image mainly in a high-speed image forming apparatus of a simultaneous transfer fixing system. SOLUTION: The image forming apparatus includes: image forming means 1 (e.g. 1a to 1d) for forming a thermal meltable powder image D composed of a plurality of color components; an image holding conveyor 2 on which the color component images G formed by the image forming means 1 are superimposed one on another and which holds and coneys the images G; a transfer fixing means 3 by which the color component images G superimposed one on another on the image holding conveyor 2 are transferred and fixed to a recording medium 5 at the same time; and a heating means 4 which is disposed upstream of the transfer fixing means 3 and heats and melts the color component images G on the image holding conveyor 2. In the areas between the sections in which the color component images G are superimposed and transferred one onto another on the image holding conveyor 2, heating potential adjustment means are disposed for heating and melting the color component images G formed on the image holding conveyor 2 and attenuating the surface potential of the image holding conveyor 2. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过消除单色图像和多色图像之间的光泽差异,主要在同时进行的高速图像形成装置中提供高度光滑,高图像质量和均匀的图像,不会产生不均匀的图像 传输固定系统。 图像形成装置包括:用于形成由多个颜色分量组成的可热熔融粉末图像D的图像形成装置1(例如1a至1d); 由图像形成装置1形成的颜色分量图像G彼此重叠并保持并对准图像G的图像保持传送器2; 在图像保持传送器2上彼此叠加的颜色分量图像G同时传送并固定到记录介质5的转印固定装置3; 以及加热装置4,其设置在转印固定装置3的上游,并加热并熔化图像保持输送机2上的颜色分量图像G.在其中将颜色分量图像G重叠并转印到其上的区域之间的区域中 图像保持传送器2上的另一个,设置加热电位调节装置,用于加热和熔化形成在图像保持传送器2上的颜色成分图像G,并且衰减图像保持传送带2的表面电位。(C) 2005年,JPO&NCIPI