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1. 发明申请

US20180246426A1 ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS 审中-公开
公开(公告)号：US20180246426A1
公开(公告)日：2018-08-30
申请号：US15901128
申请日：2018-02-21
申请人： CANON KABUSHIKI KAISHA
发明人： Jumpei Kuno , Kenichi Kaku , Taichi Sato , Takashi Anezaki , Atsushi Fujii
IPC分类号： G03G5/14
CPC分类号： G03G5/144 , G03G2215/00962 , G03G2221/183
摘要： Disclosed herein is an electrophotographic photosensitive member in which leakage hardly occurs even in the case of using a layer containing metal oxide particles as an electrically conductive layer in the electrophotographic photosensitive member, and which is compatible with definition in output images, the electrophotographic photosensitive member sequentially including: a support, an electrically conductive layer, and a photosensitive layer, the electrically conductive layer containing a binder material and particles represented by General Formula (1). Nb2.00O5.00-XNY (1) (In Formula (1), Nb is a niobium atom, O is an oxygen atom, N is a nitrogen atom, and 0.00

2. 发明授权

US08233017B2 Digital electrostatic latent image generating member 有权
标题翻译：数字静电潜像发生部件
公开(公告)号：US08233017B2
公开(公告)日：2012-07-31
申请号：US12539397
申请日：2009-08-11
申请人： Kock-Yee Law , Mandakini Kanungo
发明人： Kock-Yee Law , Mandakini Kanungo
IPC分类号： B41J2/39 , G03G13/20
CPC分类号： G03G5/047 , G03G5/0614 , G03G5/105 , G03G2215/00957 , G03G2215/00962
摘要： Provided are electrostatic latent image generators, printing apparatuses including the electrostatic latent image generators, and methods of forming an electrostatic latent image. The electrostatic latent image generator can include a substrate and an array of pixels disposed over the substrate, wherein each pixel of the array of pixels can include a layer of one or more nano-carbon materials, and wherein each pixel of the array of pixels is electrically isolated and is individually addressable. The electrostatic latent image generator can also include a charge transport layer disposed over the array of pixels, wherein the charge transport layer can include a surface disposed opposite to the array of pixels, and wherein the charge transport layer is configured to transport holes provided by the one or more pixels to the surface.
摘要翻译：提供了静电潜像发生器，包括静电潜像发生器的打印装置和形成静电潜像的方法。静电潜像发生器可以包括衬底和设置在衬底上的像素阵列，其中像素阵列的每个像素可以包括一个或多个纳米碳材料的层，并且其中像素阵列的每个像素是电隔离并且可单独寻址。静电潜像发生器还可以包括设置在像素阵列上的电荷传输层，其中电荷传输层可以包括与像素阵列相对设置的表面，并且其中电荷传输层被配置为传输由一个或多个像素到表面。

3. 发明授权

US07941070B2 Electrophotographic photosensitive member and image forming apparatus using same 有权
标题翻译：电子照相感光构件和使用其的成像装置
公开(公告)号：US07941070B2
公开(公告)日：2011-05-10
申请号：US11677507
申请日：2007-02-21
申请人： Kouichi Nakano
发明人： Kouichi Nakano
IPC分类号： G03G15/00
CPC分类号： G03G5/08 , G03G5/14704 , G03G15/751 , G03G2215/00957 , G03G2215/00962
摘要： The present invention relates to an electrophotographic photosensitive member including a substantially cylindrical body and a photosensitive layer formed on the outer circumference of the body. The body has an outer diameter larger at a middle portion of a latent image forming area than at end portions of the latent image forming area in the axial direction. The electrophotographic photosensitive member may further include a heating member accommodated within the body and extending along the axial direction of the body, for heating the latent image forming area of the photosensitive layer.
摘要翻译：本发明涉及一种电子照相感光构件，其包括基本上圆柱形的主体和形成在主体外周上的感光层。主体在潜像形成区域的中间部分处具有比在潜像形成区域的轴向方向的端部处更大的外径。电子照相感光构件还可以包括容纳在主体内并沿主体的轴向方向延伸的加热构件，用于加热感光层的潜像形成区域。

4. 发明申请

US20100310279A1 IMAGE FORMING APPARATUS 审中-公开
标题翻译：图像形成装置
公开(公告)号：US20100310279A1
公开(公告)日：2010-12-09
申请号：US12753480
申请日：2010-04-02
申请人： Yoshihisa MIZUMOTO
发明人： Yoshihisa MIZUMOTO
IPC分类号： G03G15/08
CPC分类号： G03G15/08 , G03G2215/00016 , G03G2215/00962 , G03G2215/0154 , G03G2221/0089
摘要： An image forming apparatus 1 of the present invention has a precession preventing member 8. The member 8 presses a photosensitive drum 2 in an opposite direction against a press-contact force of a developing roller 6. The member 8 is arranged in an area on the outer circumferential surface 10 of the photosensitive drum 2 opposite, with a center axis 3 sandwiched, to a position where the developing roller 6 is press-contacted.
摘要翻译：本发明的图像形成装置1具有防旋转构件8.构件8抵抗显影辊6的按压力而以相反的方向按压感光鼓2.构件8布置在感光鼓2的外圆周表面10相对于中心轴线3夹在显影辊6被压接的位置。

5. 发明申请

US20070002122A1 Image forming apparatus to carry out position determination of a rotating body 有权
标题翻译：用于执行旋转体的位置确定的图像形成装置
公开(公告)号：US20070002122A1
公开(公告)日：2007-01-04
申请号：US11478694
申请日：2006-07-03
申请人： Junichi Murano , Kazuyoshi Matsumoto
发明人： Junichi Murano , Kazuyoshi Matsumoto
IPC分类号： G03G15/01
CPC分类号： G03G15/75 , G03G21/1619 , G03G2215/00962 , G03G2215/0132 , G03G2221/1606
摘要： An image forming apparatus includes a plurality of image carrier units and a position determining unit. The image carrier units form toner images in a sequential manner, and each of the plurality of image carrier units includes an image carrier and a supporting member to support the image carrier. The position determining unit includes a holding member having a plurality of openings for receiving the supporting members of the respective image carriers and a pressure mechanism. Each of the plurality of openings has a predetermined shape to sustain a weight of a corresponding one of the plurality of image carrier units through a corresponding one of the supporting members in a vertical direction and to grip the corresponding one of the supporting members in a horizontal direction. The pressure mechanism presses the supporting members held through the plurality of openings of the holding member to fix the image carriers at respective specific positions.
摘要翻译：图像形成装置包括多个图像载体单元和位置确定单元。图像载体单元以顺序的方式形成调色剂图像，并且多个图像载体单元中的每一个包括图像载体和用于支撑图像载体的支撑构件。位置确定单元包括具有用于接收各个图像载体的支撑构件的多个开口和压力机构的保持构件。多个开口中的每一个具有预定的形状，以通过相应的一个支撑构件在垂直方向上维持多个图像载体单元中的对应的一个的重量，并且以相对的一个支撑构件水平地夹持相应的一个方向。压力机构按压通过保持构件的多个开口保持的支撑构件，以将图像载体固定在各自的特定位置。

6. 发明申请

US20050069351A1 Toner image carrying member and manufacturing method thereof, and electrophotographic apparatus 有权
标题翻译：调色剂图像承载部件及其制造方法以及电子照相设备
公开(公告)号：US20050069351A1
公开(公告)日：2005-03-31
申请号：US10950388
申请日：2004-09-28
申请人： Yasuhiro Matsuo , Satoshi Kokubo
发明人： Yasuhiro Matsuo , Satoshi Kokubo
IPC分类号： G03G21/00 , G03G15/06
CPC分类号： G03G21/0005 , G03G15/75 , G03G2215/00962 , G03G2221/0026 , G03G2221/1606 , Y10T428/13
摘要： The present invention relates to a toner image carrying member which can be rotationally driven, comprising a plurality of grooves formed on an outer peripheral surface of the toner image carrying member, the plurality of grooves extending along a rotation direction of the toner image carrying member and arranged in an orthogonal direction perpendicular to the rotation direction, and the configuration of the outer peripheral surface of the toner image carrying member in the orthogonal direction is a periodic uneven-configuration; a method for manufacturing the toner image carrying member; and an electrophotographic apparatus having the toner image carrying member.
摘要翻译：本发明涉及可旋转驱动的调色剂图像承载构件，包括形成在调色剂图像承载构件的外周表面上的多个凹槽，多个凹槽沿调色剂图像承载构件的旋转方向延伸，排列在垂直于旋转方向的正交方向上，并且调色剂图像承载部件的外周面在正交方向上的构造是周期性不均匀构造; 调色剂图像承载部件的制造方法; 以及具有调色剂图像承载部件的电子照相设备。

7. 发明公开

US20240361724A1 PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS 审中-公开
公开(公告)号：US20240361724A1
公开(公告)日：2024-10-31
申请号：US18646436
申请日：2024-04-25
申请人： CANON KABUSHIKI KAISHA
发明人： CHIHARU AKIYAMA , KANAME WATARIGUCHI , TSUTOMU NISHIDA
IPC分类号： G03G21/18 , G03G5/147
CPC分类号： G03G21/1814 , G03G5/14752 , G03G21/1857 , G03G2215/00957 , G03G2215/00962
摘要： Provided is a process cartridge being detachably attachable onto a main body of an electrophotographic apparatus. The process cartridge includes an electrophotographic photosensitive member, a developing roller, and a toner-supplying roller. The developing roller and the toner-supplying roller are rotated so as to satisfy a particular velocity ratio so that the surface of the developing roller and the surface of the toner-supplying roller are opposite to each other at a contact position therebetween. The surface of the developing roller is a surface of an elastic layer, and the toner-supplying roller includes a shaft body and a resin layer formed on an outer peripheral surface of the shaft body. The electrophotographic photosensitive member includes a surface layer containing a polyarylate resin including a structural unit represented by the following formula (A1) and a structural unit represented by the following formula (A2).

8. 发明公开

US20240301236A1 ELECTROPHOTOGRAPHIC ROLLER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS 审中-公开
公开(公告)号：US20240301236A1
公开(公告)日：2024-09-12
申请号：US18587002
申请日：2024-02-26
申请人： CANON KABUSHIKI KAISHA
发明人： ATSUSHI NOGUCHI , MINORU NAKAMURA , YOSHITAKA SUZUMURA , SOUYA YAMANE
IPC分类号： C09D175/04 , C08G18/10 , C08G18/44 , C08G18/48 , C08G18/50 , C08G18/76 , G03G15/02 , G03G21/18
CPC分类号： C09D175/04 , C08G18/10 , C08G18/44 , C08G18/4854 , C08G18/5024 , C08G18/7621 , C08G18/7671 , G03G15/0291 , G03G21/1814 , G03G2215/00957 , G03G2215/00962
摘要： An electrophotographic roller comprising a substrate comprising a conductive outer surface and a resin layer on the outer surface of the substrate, wherein the resin layer comprises a polyurethane having a polycarbonate structure, an impedance at a frequency of 1.0×100 to 1.0×101 Hz is 1.00×106Ω or more when a specific AC voltage is applied to the outer surface of the electrophotographic roller while a frequency is changed between specific range, and when a corona discharger having a grid part is moved along an axial direction of the electrophotographic roller at a speed of 400 mm/sec, a maximum value of an electric potential of the outer surface is less than 20.0 V when measured at 0.06 seconds after a passage of the grid part.

9. 发明申请

US20180113403A1 IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE 有权
公开(公告)号：US20180113403A1
公开(公告)日：2018-04-26
申请号：US15703805
申请日：2017-09-13
申请人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
发明人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
IPC分类号： G03G15/00 , H04N5/74
CPC分类号： G03G15/162 , G03B21/28 , G03G5/047 , G03G5/0503 , G03G5/0546 , G03G5/056 , G03G5/0592 , G03G5/0596 , G03G5/0664 , G03G5/075 , G03G15/0194 , G03G15/161 , G03G2215/00962 , G03G2215/1652 , G03G2215/1661 , G03G2221/183 , H04N5/74
摘要： An image forming method includes forming an image with a toner using a photoconductor in which an intermediate layer and a photosensitive layer including a charge generating layer and a charge transport layer are formed overlying an electroconductive substrate, wherein the ionization potential of the surface of the photoconductor and the ionization potential of the surface of the toner satisfy the following relations 1 and 2, |Ip(the surface of the photoconductor)−Ip(the surface of the toner)|≤0.18 (eV) Relation 1 5.45 (eV)≤Ip(the surface of the photoconductor)≤5.53 (eV) Relation 2 where Ip (the surface of the photoconductor) represents the ionization potential of the surface of the photoconductor and Ip (the surface of the toner) represents the ionization potential of the surface of the toner.

10. 发明授权

US09201334B2 Residual voltage reducing processing cartridge, image forming apparatus with same, and image forming method 有权
标题翻译：残余电压降低处理盒，具有其的成像装置和图像形成方法
公开(公告)号：US09201334B2
公开(公告)日：2015-12-01
申请号：US14469706
申请日：2014-08-27
申请人： Masahide Yamashita , Mayumi Yoshihara
发明人： Masahide Yamashita , Mayumi Yoshihara
IPC分类号： G03G15/02 , G03G15/00
CPC分类号： G03G15/0266 , G03G15/751 , G03G21/06 , G03G2215/00962
摘要： An image forming apparatus includes an electrophotographic photoreceptor that bears a latent image, an electrostatic charging unit that negatively charges the electrophotographic photoreceptor uniformly with electricity, and a latent image writing unit that writes a latent image on the electrophotographic photoreceptor. A one-component developing unit renders the latent image visible by developing thereof. A transfer device transfers the toner image from the electrophotographic photoreceptor onto a transfer medium. The inequality C×V
摘要翻译：图像形成装置包括具有潜像的电子照相感光体，使电均匀地对电子照相感光体进行负电荷的静电充电单元，以及将潜像写入电子照相感光体的潜像写入单元。单组分显影单元通过显影潜像可见。转印装置将调色剂图像从电子照相感光体转印到转印介质上。满足不等式C×V

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