公开(公告)号：US07050741B2

公开(公告)日：2006-05-23

申请号：US10820726

申请日：2004-04-09

申请人： Toshio Koike ,  Eisaku Murakami ,  Masato Yanagida ,  Takeshi Shintani ,  Naohiro Kumagai ,  Atsushi Sampe ,  Masami Tomita ,  Hiroyuki Nagashima ,  Masanori Kawasumi ,  Takeshi Uchitani

发明人： Toshio Koike ,  Eisaku Murakami ,  Masato Yanagida ,  Takeshi Shintani ,  Naohiro Kumagai ,  Atsushi Sampe ,  Masami Tomita ,  Hiroyuki Nagashima ,  Masanori Kawasumi ,  Takeshi Uchitani

IPC分类号： G03G15/00

CPC分类号： G03G9/09708 ,  G03G5/0507 ,  G03G5/14704 ,  G03G5/14713 ,  G03G9/0819 ,  G03G9/0827 ,  G03G9/08755 ,  G03G9/08764 ,  G03G9/08768 ,  G03G9/08793 ,  G03G9/09725 ,  G03G21/0029 ,  G03G21/0035

摘要： An imaging apparatus that is capable of realizing good cleaning characteristics and transfer characteristics, and obtaining a high quality image using toner having a high average roundness is provided. The imaging apparatus includes an image carrier, a charge unit, a developing unit, a transfer unit, and a cleaning unit. The transfer unit may directly transfer a toner image onto a recording medium that is carried by a transfer belt, or transfer the toner image onto the transfer belt first to then transfer the toner image onto the recording medium from the transfer belt. The cleaning unit includes a cleaning blade and a brush roller. The toner used in the imaging apparatus has an average roundness Ψ within a range of 0.93˜0.99, and a friction coefficient μs of the image carrier satisfies a condition, friction coefficient μs≦3.6−3.3×average roundness Ψ.

摘要翻译： 提供一种能够实现良好的清洁特性和传送特性并且使用具有高平均圆度的调色剂获得高质量图像的成像装置。 成像装置包括图像载体，充电单元，显影单元，转印单元和清洁单元。 转印单元可以直接将调色剂图像转印到由转印带承载的记录介质上，或者首先将调色剂图像转印到转印带上，然后将转印带上的调色剂图像转印到记录介质上。 清洁单元包括清洁刮板和刷辊。 在成像装置中使用的调色剂具有0.93〜0.99范围内的平均圆度Psi，图像载体的摩擦系数μm满足条件，摩擦系数μ<= 3.6-3.3×平均圆度Psi。

公开(公告)号：US20050025520A1

公开(公告)日：2005-02-03

申请号：US10874167

申请日：2004-06-24

申请人： Eisaku Murakami ,  Hiroyuki Nagashima ,  Masato Yanagida ,  Naohiro Kumagai ,  Takeshi Shintani ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Masami Tomita ,  Takeshi Uchitani

发明人： Eisaku Murakami ,  Hiroyuki Nagashima ,  Masato Yanagida ,  Naohiro Kumagai ,  Takeshi Shintani ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Masami Tomita ,  Takeshi Uchitani

IPC分类号： G03G9/08 ,  G03G9/087 ,  G03G21/00 ,  G03G21/10 ,  G03G21/18

CPC分类号： G03G21/1817 ,  G03G21/08

摘要： An image forming apparatus including a latent image bearing member, a charger, a latent image forming device, a developing device, a surface moving member, a transfer device, a cleaner having a cleaning blade and an irradiating device configured to discharge the latent image bearing member. This developing device is configured to develop images with a toner having a circularity not less than 0.94. The irradiating device is disposed on the upstream from the cleaner relative to the rotation direction of the latent image bearing member.

摘要翻译： 一种图像形成装置，包括潜像承载部件，充电器，潜像形成装置，显影装置，表面移动部件，转印装置，具有清洁刮板的清洁器和照射装置， 会员。 该显影装置被配置为利用不小于0.94的圆形度的调色剂显影图像。 照射装置相对于潜像承载部件的旋转方向设置在清洁器的上游。

公开(公告)号：US10732542B2

公开(公告)日：2020-08-04

申请号：US16232448

申请日：2018-12-26

申请人： Masato Tanaka ,  Keiji Kunimi ,  Masanori Kawasumi

发明人： Masato Tanaka ,  Keiji Kunimi ,  Masanori Kawasumi

IPC分类号： G03G15/08 ,  G03G9/087 ,  G03G9/09 ,  G03G21/16 ,  G03G15/00 ,  G03G21/04

摘要： An image forming apparatus including an image forming unit, a unit holder, and circuitry is provided. The image forming unit includes a color toner unit, a replaceable black toner unit, and a replaceable special toner unit that form a color toner image, a black toner image, and a special toner image, respectively. The unit holder selectively and detachably holds the replaceable black toner unit or the replaceable special toner unit. The circuitry controls the image forming unit to perform: a normal operation, when the unit holder holds the replaceable black toner unit, that forms a color-black image; a special operation, when the unit holder holds the replaceable special toner unit, that forms a color-special image; and a toner amount increase control that increases an amount of the color toner per unit area in the color toner image in the special operation than that in the normal operation.

公开(公告)号：US20190196363A1

公开(公告)日：2019-06-27

申请号：US16232448

申请日：2018-12-26

申请人： Masato TANAKA ,  Keiji Kunimi ,  Masanori Kawasumi

发明人： Masato TANAKA ,  Keiji Kunimi ,  Masanori Kawasumi

IPC分类号： G03G15/08 ,  G03G21/16 ,  G03G9/09 ,  G03G9/087

摘要： An image forming apparatus including an image forming unit, a unit holder, and circuitry is provided. The image forming unit includes a color toner unit, a replaceable black toner unit, and a replaceable special toner unit that form a color toner image, a black toner image, and a special toner image, respectively. The unit holder selectively and detachably holds the replaceable black toner unit or the replaceable special toner unit. The circuitry controls the image forming unit to perform: a normal operation, when the unit holder holds the replaceable black toner unit, that forms a color-black image; a special operation, when the unit holder holds the replaceable special toner unit, that forms a color-special image; and a toner amount increase control that increases an amount of the color toner per unit area in the color toner image in the special operation than that in the normal operation.

公开(公告)号：US20110164895A1

公开(公告)日：2011-07-07

申请号：US12985597

申请日：2011-01-06

申请人： Satoru Ishikake ,  Masanori Kawasumi ,  Hideyo Watanabe ,  Yosuke Saito ,  Hirokatsu Suzuki ,  Hiroki Atari ,  Kimie Toda

发明人： Satoru Ishikake ,  Masanori Kawasumi ,  Hideyo Watanabe ,  Yosuke Saito ,  Hirokatsu Suzuki ,  Hiroki Atari ,  Kimie Toda

IPC分类号： G03G15/00

CPC分类号： G03G15/5016 ,  B41J2/01 ,  B41J2002/012 ,  G03G15/5004

摘要： An image forming apparatus that has a monochrome mode and a full color mode as image forming modes, includes: a power supply unit configured to supply power thereto; a main power switch configured to turn on and off the power supply unit; a mode switching unit configured to selectively and manually be switched between the monochrome mode and the full color mode, wherein the main power switch and the mode switching unit are integrally formed as one mode switch; a power supply interrupting unit configured to interrupt power supply to a part that is necessary to form an image in a mode other than the monochrome mode, when the mode switch is set to the monochrome mode.

摘要翻译： 具有作为图像形成模式的单色模式和全色模式的图像形成装置包括：电源单元，被配置为向其供电; 主电源开关，被配置为接通和断开电源单元; 模式切换单元，被配置为在单色模式和全色模式之间选择性地和手动地切换，其中主电源开关和模式切换单元一体形成为一模式开关; 电源中断单元，其被配置为当模式切换被设置为单色模式时，中断向除了单色模式之外的模式形成图像所需的部分的电源。

公开(公告)号：US20100278558A1

公开(公告)日：2010-11-04

申请号：US12758287

申请日：2010-04-12

申请人： Shigekazu ENOKI ,  Takuya Suganuma ,  Ryuji Yoshida ,  Yoshinori Nakagawa ,  Atsushi Kurokawa ,  Ichiro Kadota ,  Naoyuki Ozaki ,  Hiroki Atari ,  Hiroyuki Sugiyama ,  Kazuhisa Sudo ,  Masanori Kawasumi ,  Hiroshi Nakai ,  Shin Kayahara ,  Shuji Tanaka

发明人： Shigekazu ENOKI ,  Takuya Suganuma ,  Ryuji Yoshida ,  Yoshinori Nakagawa ,  Atsushi Kurokawa ,  Ichiro Kadota ,  Naoyuki Ozaki ,  Hiroki Atari ,  Hiroyuki Sugiyama ,  Kazuhisa Sudo ,  Masanori Kawasumi ,  Hiroshi Nakai ,  Shin Kayahara ,  Shuji Tanaka

IPC分类号： G03G15/22

CPC分类号： G03G21/0064

摘要： The image forming apparatus includes a latent image bearing member; a charging device charging the surface of the latent image bearing member; a latent image forming device forming an electrostatic latent image on the surface of the latent image bearing member; a developing device supplying toner to the electrostatic latent image to form a toner image; a cover film supplying device supplying a cover film to the surface of the latent image bearing member at a cover film supplying position located on an upstream side from the development position so that the toner image is formed on the cover film covering the surface of the latent image bearing member; and a cover film separating device separating the cover film bearing the toner image thereon from the surface of the image bearing member before the cover film bearing the toner image thereon reaches the cover film supplying position.

摘要翻译： 图像形成装置包括潜像承载部件; 充电装置，对所述潜像承载部件的表面进行充电; 在所述潜像承载部件的表面上形成静电潜像的潜像形成装置; 将调色剂供应到静电潜像以形成调色剂图像的显影装置; 覆盖膜供给装置，其在位于显影位置的上游侧的覆盖膜供给位置处向潜像承载部件的表面供给覆盖膜，使得调色剂图像形成在覆盖潜在的表面的覆盖膜上 图像承载部件; 以及覆盖膜分离装置，在承载有调色剂图像的覆盖膜到达覆盖膜供给位置之前，将承载有图像承载部件的表面的调色剂图像的覆盖膜分离。

公开(公告)号：US07266324B2

公开(公告)日：2007-09-04

申请号：US11477598

申请日：2006-06-30

申请人： Masato Yanagida ,  Hiroyuki Nagashima ,  Naohiro Kumagai ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Eisaku Murakami ,  Takeshi Uchitani ,  Tokuya Ohjimi ,  Masami Tomita ,  Takeshi Shintani

发明人： Masato Yanagida ,  Hiroyuki Nagashima ,  Naohiro Kumagai ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Eisaku Murakami ,  Takeshi Uchitani ,  Tokuya Ohjimi ,  Masami Tomita ,  Takeshi Shintani

IPC分类号： G03G15/02

CPC分类号： G03G15/0225

摘要： A charging device including: a charging roller having a metal cylinder and an elastic layer located on the metal cylinder; a cleaner configured to clean the charging roller, which includes an electroconductive brush roller including a roller having a shaft; and hair located overlying the roller, wherein the hair includes a fiber which has a width of from 0.1 to 20 denier, and a length of from 0.3 to 2.5 mm and which is planted at a density of from 7,000 to 46,000 lines/cm2, and a member configured to impart substantially the same potential as that of the charging roller to the electroconductive brush roller when a bias voltage is applied to the charging roller. A process cartridge and an image forming apparatus including the charging device are also provided.

摘要翻译： 一种充电装置，包括：具有金属圆筒的充电辊和位于所述金属圆筒上的弹性层; 清洁器，其构造成清洁充电辊，其包括导电刷辊，该导电刷辊包括具有轴的辊; 和位于辊子上方的头发，其中头发包括宽度为0.1至20旦尼尔，长度为0.3至2.5毫米的纤维，其密度为7,000至46,000行/厘米2 > 2 <！ - SIPO - >和当向所述充电辊施加偏置电压时被配置为赋予与所述充电辊大致相同的电位到所述导电刷辊的构件。 还提供了包括充电装置的处理盒和图像形成装置。

公开(公告)号：US20070014588A1

公开(公告)日：2007-01-18

申请号：US11477598

申请日：2006-06-30

申请人： Masato Yanagida ,  Hiroyuki Nagashima ,  Naohiro Kumagai ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Eisaku Murakami ,  Takeshi Uchitani ,  Tokuya Ohjimi ,  Masami Tomita ,  Takeshi Shintani

发明人： Masato Yanagida ,  Hiroyuki Nagashima ,  Naohiro Kumagai ,  Toshio Koike ,  Atsushi Sampe ,  Masanori Kawasumi ,  Eisaku Murakami ,  Takeshi Uchitani ,  Tokuya Ohjimi ,  Masami Tomita ,  Takeshi Shintani

IPC分类号： G03G15/02

CPC分类号： G03G15/0225

摘要： A charging device including: a charging roller having a metal cylinder and an elastic layer located on the metal cylinder; a cleaner configured to clean the charging roller, which includes an electroconductive brush roller including a roller having a shaft; and hair located overlying the roller, wherein the hair includes a fiber which has a width of from 0.1 to 20 denier, and a length of from 0.3 to 2.5 mm and which is planted at a density of from 7,000 to 46,000 lines/cm2, and a member configured to impart substantially the same potential as that of the charging roller to the electroconductive brush roller when a bias voltage is applied to the charging roller. A process cartridge and an image forming apparatus including the charging device are also provided.

公开(公告)号：US20070006216A1

公开(公告)日：2007-01-04

申请号：US11505474

申请日：2006-08-17

申请人： Rintaro Nakane ,  Osamu Tachiyama ,  Kazuo Sumioka ,  Seiya Shimizu ,  Shuichi Tsujimoto ,  Masanori Kawasumi ,  Yoshito Nakanishi ,  Yaeko Harada ,  Masayuki Fukusawa ,  Hirofumi Harada

发明人： Rintaro Nakane ,  Osamu Tachiyama ,  Kazuo Sumioka ,  Seiya Shimizu ,  Shuichi Tsujimoto ,  Masanori Kawasumi ,  Yoshito Nakanishi ,  Yaeko Harada ,  Masayuki Fukusawa ,  Hirofumi Harada

IPC分类号： G06F9/44

CPC分类号： G06F8/65

摘要： The present invention is intended to provide a program management system for, upon activation of a program updating operation, automatically performing according to a mode selected by preparing plural kinds of program updating modes and previously selecting one of them. There is disclosed a program management apparatus adapted to perform a program updating operation of a program by downloading the program from a server which manages an information of the program to a predetermined terminal device, comprising: pattern setting means, which retains plural kinds of patterns each serving as a mode for giving an information inclusive of a program and updating such a program, for allowing a user to select one of the patterns so as to previously set it as a selected pattern; and program updating means for, upon activation of a program updating operation, automatically performing said program updating operation according to said selected pattern set by said pattern setting means.

摘要翻译： 本发明旨在提供一种程序管理系统，用于在程序更新操作激活时根据通过准备多种程序更新模式选择的模式自动执行，并且先前选择其中之一。 公开了一种程序管理装置，其适于通过从管理程序的信息的服务器下载程序来执行程序的程序更新操作到预定的终端设备，包括：模式设置装置，每个模式保存多种模式 作为用于给出包括程序和更新这样的程序的信息的模式，用于允许用户选择其中一个模式以便将其预先设置为所选择的模式; 以及程序更新装置，用于在激活程序更新操作时，根据由所述模式设置装置设置的所述所选择的模式自动执行所述程序更新操作。

公开(公告)号：US07130564B2

公开(公告)日：2006-10-31

申请号：US10874269

申请日：2004-06-24

申请人： Eisaku Murakami ,  Toshio Koike ,  Masato Yanagida ,  Naohiro Kumagai ,  Takeshi Shintani ,  Masanori Kawasumi ,  Atsushi Sampe ,  Masami Tomita ,  Hiroyuki Nagashima ,  Takeshi Uchitani

发明人： Eisaku Murakami ,  Toshio Koike ,  Masato Yanagida ,  Naohiro Kumagai ,  Takeshi Shintani ,  Masanori Kawasumi ,  Atsushi Sampe ,  Masami Tomita ,  Hiroyuki Nagashima ,  Takeshi Uchitani

IPC分类号： G03G15/00 ,  G03G21/00

CPC分类号： G03G21/0064 ,  G03G2221/0005

摘要： An image forming apparatus includes an image bearing member configured to form an electrostatic latent image on a surface thereof, and a separating mechanism configured to separate an irregular charge toner from a residual toner remaining on the surface of the image bearing member after a completion of an image forming process, to provide an extra travel passage to give a time delay to the irregular charge toner, and to return the irregular charge toner with the time delay to the surface of the image bearing member.

摘要翻译： 图像形成装置包括构造成在其表面上形成静电潜像的图像承载部件，以及分离机构，其被配置为将不规则电荷调色剂与残留在图像承载部件的表面上的残留调色剂分离， 图像形成处理，以提供额外的行进通道以对不规则的充电调色剂给予时间延迟，并且使具有时间延迟的不规则充电调色剂返回到图像承载部件的表面。