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31. 发明授权

US07551862B2 Developing device, and process unit and image forming apparatus using the developing device 失效
标题翻译：显影装置，以及使用显影装置的处理单元和成像装置
公开(公告)号：US07551862B2
公开(公告)日：2009-06-23
申请号：US11761731
申请日：2007-06-12
申请人： Kayoko Tanaka , Shin Hasegawa , Kohta Fujimori , Nobutaka Takeuchi , Yushi Hirayama
发明人： Kayoko Tanaka , Shin Hasegawa , Kohta Fujimori , Nobutaka Takeuchi , Yushi Hirayama
IPC分类号： G03G15/08
CPC分类号： G03G15/0853 , G03G15/0863 , G03G15/0889 , G03G2215/0888
摘要： A developing device including a developer bearing member configured to configured to bear thereon a developer including a toner and a magnetic carrier to develop an electrostatic image on an image bearing member with the developer; a developer container configured to contain and feed the developer to the developer bearing member; a toner concentration sensor configured to detect a concentration of the toner in the developer in the developer container and output a signal depending on the detected toner concentration; and a characteristic information storage device configured to store a characteristic of the toner concentration sensor, wherein the sensor information storage device is separated from the toner concentration sensor. A process unit including an image bearing member and the developing device. An image forming apparatus including an image bearing member, the developing device and a controller.
摘要翻译：一种显影装置，包括：显影剂承载部件，其构造成承载有包含调色剂和磁性载体的显影剂，以使显影剂在图像承载部件上显影静电图像; 显影剂容器，其构造成容纳并将显影剂供给到显影剂承载部件; 调色剂浓度传感器，被配置为检测显影剂容器中的显影剂中的调色剂的浓度，并根据检测到的调色剂浓度输出信号; 以及特征信息存储装置，被配置为存储调色剂浓度传感器的特性，其中传感器信息存储装置与调色剂浓度传感器分离。一种处理单元，包括图像承载部件和显影装置。一种图像形成装置，包括图像承载部件，显影装置和控制器。

32. 发明申请

US20090110413A1 IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD 有权
标题翻译：图像形成装置和图像密度控制方法
公开(公告)号：US20090110413A1
公开(公告)日：2009-04-30
申请号：US12246601
申请日：2008-10-07
申请人： Nobutaka Takeuchi , Shin Hasegawa , Hitoshi Ishibashi , Shuji Hirai , Kohta Fujimori , Kayoko Tanaka , Yushi Hirayama , Akira Yoshida
发明人： Nobutaka Takeuchi , Shin Hasegawa , Hitoshi Ishibashi , Shuji Hirai , Kohta Fujimori , Kayoko Tanaka , Yushi Hirayama , Akira Yoshida
IPC分类号： G03G15/08
CPC分类号： G03G15/0853 , G03G15/5058 , G03G2215/0888
摘要： An image forming apparatus and an image density control method for controlling image density in the image forming apparatus, involving adjusting a toner concentration control reference value in accordance with an amount of the toner replaced in a developing device so as to adjust the image density to maintain a consistent developability and changing image forming intervals in accordance with an amount of the toner replaced in the developing device during continuous printing operation.
摘要翻译：一种用于控制图像形成装置中的图像浓度的图像形成装置和图像浓度控制方法，包括根据在显影装置中更换的调色剂量调节调色剂浓度控制基准值，以便调节图像浓度以维持根据在连续打印操作期间在显影装置中更换的调色剂的量的一致的显影性和变化的图像形成间隔。

33. 发明申请

US20080031646A1 IMAGE FORMING APPARATUS AND METHOD OF ADJUSTING CHARGE BIAS 有权
标题翻译：图像形成装置和调整电荷偏差的方法
公开(公告)号：US20080031646A1
公开(公告)日：2008-02-07
申请号：US11834354
申请日：2007-08-06
申请人： Hitoshi Ishibashi , Kohta Fujimori , Shin Hasegawa , Yushi Hirayama , Nobutaka Takeuchi , Shinji Kato , Kayoko Tanaka , Naoto Watanabe , Kentaroh Tomita , Satoru Komatsubara , Akio Kosuge
发明人： Hitoshi Ishibashi , Kohta Fujimori , Shin Hasegawa , Yushi Hirayama , Nobutaka Takeuchi , Shinji Kato , Kayoko Tanaka , Naoto Watanabe , Kentaroh Tomita , Satoru Komatsubara , Akio Kosuge
IPC分类号： G03G15/06
CPC分类号： G03G15/0266 , G03G2215/021
摘要： An image forming apparatus includes an image carrier configured to carry an image and a charger to which a direct current voltage overlapped with an AC voltage is applied as a charging bias to charge the image carrier. The charger is positioned in contact or contactlessly with the image carrier. The AC voltage applied to the charger in an adjustment of the AC voltage is not less than twice a charging start voltage Vth at which the image carrier starts to be charged.
摘要翻译：图像形成装置包括被配置为承载图像的图像载体和与AC电压重叠的直流电压的充电器作为充电偏压以对图像载体充电。充电器与图像载体接触或非接触地定位。在AC电压调节中施加到充电器的AC电压不小于图像载体开始充电的充电开始电压Vth的两倍。

34. 发明申请

US20070286617A1 DEVELOPING DEVICE, AND PROCESS UNIT AND IMAGE FORMING APPARATUS USING THE DEVELOPING DEVICE 失效
标题翻译：开发设备，以及使用开发设备的处理单元和图像形成装置
公开(公告)号：US20070286617A1
公开(公告)日：2007-12-13
申请号：US11761731
申请日：2007-06-12
申请人： Kayoko Tanaka , Shin Hasegawa , Kohta Fujimori , Nobutaka Takeuchi , Yushi Hirayama
发明人： Kayoko Tanaka , Shin Hasegawa , Kohta Fujimori , Nobutaka Takeuchi , Yushi Hirayama
IPC分类号： G03G15/08
CPC分类号： G03G15/0853 , G03G15/0863 , G03G15/0889 , G03G2215/0888
摘要： A developing device including a developer bearing member configured to configured to bear thereon a developer including a toner and a magnetic carrier to develop an electrostatic image on an image bearing member with the developer; a developer container configured to contain and feed the developer to the developer bearing member; a toner concentration sensor configured to detect a concentration of the toner in the developer in the developer container and output a signal depending on the detected toner concentration; and a characteristic information storage device configured to store a characteristic of the toner concentration sensor, wherein the sensor information storage device is separated from the toner concentration sensor. A process unit including an image bearing member and the developing device. An image forming apparatus including an image bearing member, the developing device and a controller.
摘要翻译：一种显影装置，包括：显影剂承载部件，其构造成承载有包含调色剂和磁性载体的显影剂，以使显影剂在图像承载部件上显影静电图像; 显影剂容器，其构造成容纳并将显影剂供给到显影剂承载部件; 调色剂浓度传感器，被配置为检测显影剂容器中的显影剂中的调色剂的浓度，并根据检测到的调色剂浓度输出信号; 以及特征信息存储装置，被配置为存储调色剂浓度传感器的特性，其中传感器信息存储装置与调色剂浓度传感器分离。一种处理单元，包括图像承载部件和显影装置。一种图像形成装置，包括图像承载部件，显影装置和控制器。

35. 发明申请

US20070269228A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 有权
标题翻译：图像形成装置和图像形成方法
公开(公告)号：US20070269228A1
公开(公告)日：2007-11-22
申请号：US11748090
申请日：2007-05-14
申请人： Nobutaka Takeuchi , Shin Hasegawa , Kohta Fujimori , Kayoko Tanaka , Yushi Hirayama
发明人： Nobutaka Takeuchi , Shin Hasegawa , Kohta Fujimori , Kayoko Tanaka , Yushi Hirayama
IPC分类号： G03G15/08
CPC分类号： G03G15/065 , G03G15/0131 , G03G15/0849 , G03G15/0853 , G03G15/5058 , G03G2215/00059
摘要： An image forming apparatus including a latent image bearing member; a developing device configured to develop a latent image on the image bearing member with a two-component developer; a development potential forming device configured to form a development potential; a toner replenishing device configured to supply the toner to the developing device; a toner concentration detecting device configured to detect and output the concentration of the toner in the developer; a toner concentration controlling device configured to compare the toner concentration output with a toner concentration target to control the toner concentration; an information detecting device configured to obtain information to determine the replacement amount of the toner in the developing device in a predetermined period of time; and a development potential correcting device configured to adjust the development potential on the basis of the information obtained by the information detecting device.
摘要翻译：一种图像形成装置，包括潜像承载部件; 显影装置，其被配置为利用双组分显影剂在图像承载部件上显影潜像; 配置为形成显影电位的显影电位形成装置; 配置成将调色剂供给到显影装置的调色剂补充装置; 调色剂浓度检测装置，被配置为检测并输出显影剂中调色剂的浓度; 调色剂浓度控制装置，被配置为将调色剂浓度输出与调色剂浓度目标值进行比较，以控制调色剂浓度; 信息检测装置，其被配置为获取信息以在预定时间段内确定显影装置中的调色剂的替换量; 以及显影电位校正装置，被配置为基于由信息检测装置获得的信息来调整显影电位。

36. 发明授权

US07260335B2 Image-information detecting device and image forming apparatus 有权
标题翻译：图像信息检测装置和图像形成装置
公开(公告)号：US07260335B2
公开(公告)日：2007-08-21
申请号：US11192045
申请日：2005-07-29
申请人： Shinji Kato , Yushi Hirayama , Shin Hasegawa , Hitoshi Ishibashi , Kohta Fujimori , Naoto Watanabe , Kayoko Tanaka , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Noboru Sawayama
发明人： Shinji Kato , Yushi Hirayama , Shin Hasegawa , Hitoshi Ishibashi , Kohta Fujimori , Naoto Watanabe , Kayoko Tanaka , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Noboru Sawayama
IPC分类号： G03G15/16
CPC分类号： G03G15/0131 , G03G15/5058 , G03G2215/00059 , G03G2215/00063 , G03G2215/0119
摘要： A device for detecting image information includes an intermediate transfer member configured to hold a pattern image; a detecting unit configured to optically detect the pattern image; a secondary transfer unit configured to contact with and separate from the intermediate transfer member; and a control unit that controls the secondary transfer unit in such a manner that the secondary transfer unit does not contact the intermediate transfer member while the detecting unit is detecting the pattern image, and that controls the secondary transfer unit in such a manner that the secondary transfer unit contacts the intermediate transfer member after the detecting unit finishes detection of the pattern image.
摘要翻译：一种用于检测图像信息的装置包括被配置为保持图案图像的中间转印部件; 检测单元，被配置为光学地检测所述图案图像; 二次转印单元，被配置为与中间转印元件接触并分离; 以及控制单元，其以所述二次转印单元在所述检测单元检测到所述图案图像时不与所述中间转印部件接触的方式控制所述二次转印单元，并且以这样的方式控制所述二次转印单元，在检测单元完成图案图像的检测之后，转印单元接触中间转印部件。

37. 发明授权

US08145100B2 Process cartridge including developing unit and incorporated in image forming apparatus 有权
标题翻译：处理盒包括显影单元并结合在图像形成装置中
公开(公告)号：US08145100B2
公开(公告)日：2012-03-27
申请号：US12360321
申请日：2009-01-27
申请人： Yushi Hirayama , Shinji Kato , Takeroh Kurenuma , Keiichi Yoshida , Shin Hasegawa , Hitoshi Ishibashi , Yoshiaki Miyashita , Kohta Fujimori , Nobutaka Takeuchi , Tetsuya Muto , Akira Yoshida , Hiroyuki Uenishi
发明人： Yushi Hirayama , Shinji Kato , Takeroh Kurenuma , Keiichi Yoshida , Shin Hasegawa , Hitoshi Ishibashi , Yoshiaki Miyashita , Kohta Fujimori , Nobutaka Takeuchi , Tetsuya Muto , Akira Yoshida , Hiroyuki Uenishi
IPC分类号： G03G15/08
CPC分类号： G03G15/0853 , G03G15/0893 , G03G2215/0132 , G03G2215/0897
摘要： A process cartridge for use in an image forming apparatus includes an image bearing member and a developing unit. The developing unit includes a developer bearing member to bear developer including toner and carrier, a casing forming a developer container containing the developer, a screw having a shaft with a spiral screw blade, a toner density sensor to detect a density of the toner on a detection surface, and a detection surface agitating member fixedly mounted on the shaft of the screw at a position facing a detection surface to scrape away the developer accumulated on the detection surface as the screw rotates. The detection surface agitating member includes an elastic sheet elastically deformable to scrape away the developer accumulated on the detection surface and disposed at a substantially same angle to an axial direction of the shaft of the screw as the spiral screw blade.
摘要翻译：用于图像形成设备的处理盒包括图像承载部件和显影单元。显影单元包括用于承载显影剂的显影剂承载构件，包括调色剂和载体，形成包含显影剂的显影剂容器的壳体，具有螺旋形螺旋叶片的轴的螺杆，用于检测调色剂密度的调色剂浓度传感器检测表面，以及检测表面搅拌构件，其固定地安装在螺钉的轴上面对检测表面的位置，以在螺钉旋转时刮掉积累在检测表面上的显影剂。检测表面搅拌构件包括可弹性变形的弹性片，以刮擦积聚在检测表面上的显影剂，并以与螺旋形螺旋叶片的螺杆轴的轴向大致相同的角度设置。

38. 发明授权

US07251420B2 Method and apparatus for image forming capable of effectively detecting toner density 有权
标题翻译：用于图像形成的方法和装置，其能够有效地检测调色剂浓度
公开(公告)号：US07251420B2
公开(公告)日：2007-07-31
申请号：US11169670
申请日：2005-06-30
申请人： Kohta Fujimori , Shin Hasegawa , Noboru Sawayama , Shinji Kato , Hitoshi Ishibashi , Kayoko Tanaka , Yushi Hirayama , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Naoto Watanabe
发明人： Kohta Fujimori , Shin Hasegawa , Noboru Sawayama , Shinji Kato , Hitoshi Ishibashi , Kayoko Tanaka , Yushi Hirayama , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Naoto Watanabe
IPC分类号： G03G15/08 , G03G15/00 , G03G15/10
CPC分类号： G03G15/5058 , G03G15/0194 , G03G15/0868 , G03G15/0879 , G03G15/0893 , G03G2215/00059 , G03G2215/0119
摘要： An image forming apparatus includes an image forming mechanism and a control device. The image forming mechanism performs an image forming operation under predetermined image forming conditions, and includes an image carrying member for forming an electrostatic latent image thereon, a development device for developing the electrostatic latent image into a toner image, and a transfer device for transferring the toner image to a recording medium. The control device controls an amount of toner replenished to the development device, sets a developer mixing time for evenly mixing developer in the development device, causes the development device to mix the developer for the set developer mixing time, causes the image forming mechanism to form toner image patterns, detects the toner image patterns, and determines the predetermined image forming conditions based on the detection of the toner image patterns. An image forming method is also described.
摘要翻译：图像形成装置包括图像形成机构和控制装置。图像形成机构在预定的图像形成条件下执行图像形成操作，并且包括用于在其上形成静电潜像的图像承载构件，用于将静电潜像显影成调色剂图像的显影装置，以及用于转印调色剂图像到记录介质。控制装置控制补充到显影装置的调色剂量，设置用于将显影剂均匀混合在显影装置中的显影剂混合时间，使得显影装置将显影剂混合在设定的显影剂混合时间内，使图像形成机构形成调色剂图像图案，检测调色剂图像图案，并且基于调色剂图像图案的检测来确定预定图像形成条件。还描述了一种图像形成方法。

39. 发明申请

US20060002724A1 Method and apparatus for image forming capable of effectively detecting toner density 有权
标题翻译：用于图像形成的方法和装置，其能够有效地检测调色剂浓度
公开(公告)号：US20060002724A1
公开(公告)日：2006-01-05
申请号：US11169670
申请日：2005-06-30
申请人： Kohta Fujimori , Shin Hasegawa , Noboru Sawayama , Shinji Kato , Hitoshi Ishibashi , Kayoko Tanaka , Yushi Hirayama , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Naoto Watanabe
发明人： Kohta Fujimori , Shin Hasegawa , Noboru Sawayama , Shinji Kato , Hitoshi Ishibashi , Kayoko Tanaka , Yushi Hirayama , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Naoto Watanabe
IPC分类号： G03G15/08
CPC分类号： G03G15/5058 , G03G15/0194 , G03G15/0868 , G03G15/0879 , G03G15/0893 , G03G2215/00059 , G03G2215/0119
摘要： An image forming apparatus includes an image forming mechanism and a control device. The image forming mechanism performs an image forming operation under predetermined image forming conditions, and includes an image carrying member for forming an electrostatic latent image thereon, a development device for developing the electrostatic latent image into a toner image, and a transfer device for transferring the toner image to a recording medium. The control device controls an amount of toner replenished to the development device, sets a developer mixing time for evenly mixing developer in the development device, causes the development device to mix the developer for the set developer mixing time, causes the image forming mechanism to form toner image patterns, detects the toner image patterns, and determines the predetermined image forming conditions based on the detection of the toner image patterns. An image forming method is also described.
摘要翻译：图像形成装置包括图像形成机构和控制装置。图像形成机构在预定的图像形成条件下执行图像形成操作，并且包括用于在其上形成静电潜像的图像承载构件，用于将静电潜像显影成调色剂图像的显影装置，以及用于转印调色剂图像到记录介质。控制装置控制补充到显影装置的调色剂量，设置用于将显影剂均匀混合在显影装置中的显影剂混合时间，使得显影装置将显影剂混合在设定的显影剂混合时间内，使图像形成机构形成调色剂图像图案，检测调色剂图像图案，并且基于调色剂图像图案的检测来确定预定图像形成条件。还描述了一种图像形成方法。

40. 发明申请

US20060024076A1 Image-information detecting device and image forming apparatus 有权
标题翻译：图像信息检测装置和图像形成装置
公开(公告)号：US20060024076A1
公开(公告)日：2006-02-02
申请号：US11192045
申请日：2005-07-29
申请人： Shinji Kato , Yushi Hirayama , Shin Hasegawa , Hitoshi Ishibashi , Kohta Fujimori , Naoto Watanabe , Kayoko Tanaka , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Noboru Sawayama
发明人： Shinji Kato , Yushi Hirayama , Shin Hasegawa , Hitoshi Ishibashi , Kohta Fujimori , Naoto Watanabe , Kayoko Tanaka , Takashi Enami , Shinji Kobayashi , Kazumi Kobayashi , Fukutoshi Uchida , Noboru Sawayama
IPC分类号： G03G15/00 , G03G15/01
CPC分类号： G03G15/0131 , G03G15/5058 , G03G2215/00059 , G03G2215/00063 , G03G2215/0119
摘要： A device for detecting image information includes an intermediate transfer member configured to hold a pattern image; a detecting unit configured to optically detect the pattern image; a secondary transfer unit configured to contact with and separate from the intermediate transfer member; and a control unit that controls the secondary transfer unit in such a manner that the secondary transfer unit does not contact the intermediate transfer member while the detecting unit is detecting the pattern image, and that controls the secondary transfer unit in such a manner that the secondary transfer unit contacts the intermediate transfer member after the detecting unit finishes detection of the pattern image.
摘要翻译：一种用于检测图像信息的装置包括被配置为保持图案图像的中间转印部件; 检测单元，被配置为光学地检测所述图案图像; 二次转印单元，被配置为与中间转印元件接触并分离; 以及控制单元，其以所述二次转印单元在所述检测单元检测到所述图案图像时不与所述中间转印部件接触的方式控制所述二次转印单元，并且以这样的方式控制所述二次转印单元，在检测单元完成图案图像的检测之后，转印单元接触中间转印部件。

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