公开(公告)号：US20080317488A1

公开(公告)日：2008-12-25

申请号：US11987367

申请日：2007-11-29

申请人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

发明人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

IPC分类号： G03G15/02

CPC分类号： G03G15/553 ,  G03G15/0216 ,  G03G15/0266 ,  G03G15/0283 ,  G03G15/5037

摘要： A total layer thickness detection apparatus for a charged body includes: a saturated charge amount detection unit that detects a saturated charge amount of a charged body having plural coating layers with mutually different relative dielectric constants; a storage unit that stores relation information indicating relation of change of the saturated charge amount of the charged body with respect to a change of layer thickness of a surface layer of the charged body; and a calculation part that calculates a total layer thickness of the plural coating layers of the charged body based on the change of the saturated charge amount detected by the saturated charge amount detection unit and the relation information stored in the storage unit.

摘要翻译： 用于带电体的总层厚度检测装置包括：饱和电荷量检测单元，其检测具有相互不同的相对介电常数的具有多个涂层的带电体的饱和电荷量; 存储单元，其存储表示所述带电体的饱和电荷量相对于所述带电体的表层的层厚变化的关系的关系信息; 以及计算部，其基于由饱和电荷量检测单元检测的饱和电荷量的变化和存储在存储单元中的关系信息，计算充电体的多个涂层的总层厚度。

公开(公告)号：US07542689B2

公开(公告)日：2009-06-02

申请号：US11802355

申请日：2007-05-22

申请人： Akihiro Ida ,  Yoshihisa Kitano ,  Takuro Hagiwara ,  Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

发明人： Akihiro Ida ,  Yoshihisa Kitano ,  Takuro Hagiwara ,  Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

IPC分类号： G03G15/02

CPC分类号： G03G15/0266

摘要： A charging device includes a charging member that charges a body to be charged; a detector that detects an AC component of a current flowing through the charging member; an integration section that integrates the AC component of the current detected by the detector; a controller that controls the current flowing through the charging member, according to a result of integration executed by the integration section; a periodic signal generating section that generates a periodic signal having a cycle period corresponding to a cycle period of the AC component; and an integration period adjusting section that adjusts a period of integration executed by the integration section, with reference to the periodic signal.

摘要翻译： 充电装置包括对要充电的身体充电的充电构件; 检测器，其检测流过所述充电部件的电流的AC分量; 积分部，其对由检测器检测出的电流的AC分量进行积分; 根据集成部执行的积分的结果，控制流过充电部件的电流的控制器; 周期信号生成部，其生成周期信号，所述周期信号具有对应于所述AC分量的周期的循环周期; 以及积分周期调整部，其参照周期信号调整由积分部执行的积分期间。

公开(公告)号：US20070147856A1

公开(公告)日：2007-06-28

申请号：US11484647

申请日：2006-07-12

申请人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

发明人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

IPC分类号： G03G15/00

CPC分类号： G03G15/0216 ,  G03G15/5037

摘要： An image forming apparatus, includes: an image carrier that carries a developer image by a charge layer provided on a surface of the image carrier; a charger that charges the image carrier; a feeder that feeds the charger with a charge; a total charge amount detector that detects the total amount of the charge output by the feeder; an unsupplied charge amount calculator that calculates the amount of the charge output by the feeder but not supplied to the charger; and a layer thickness calculator that calculates the thickness of the charge layer based on the unsupplied charge amount calculated by the unsupplied charge amount calculator and the total charge amount detected by the total charge amount detector.

摘要翻译： 一种图像形成装置，包括：通过设置在图像载体的表面上的电荷层承载显影剂图像的图像载体; 为图像载体收费的充电器; 给充电器充电的馈线; 总计电量检测器，其检测由馈送器输出的电荷的总量; 一个未供给的电荷量计算器，用于计算由馈线输出但不提供给充电器的电荷量; 以及层厚计算器，其基于由未供给的电荷量计算器计算出的不合格充电量和由总电荷量检测器检测的总电荷量，计算电荷层的厚度。

公开(公告)号：US07403723B2

公开(公告)日：2008-07-22

申请号：US11389094

申请日：2006-03-27

申请人： Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

发明人： Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

IPC分类号： G03G15/00

CPC分类号： G03G15/0216 ,  G03G15/5037 ,  G03G15/553

摘要： An image forming apparatus including a photoreceptor that rotates, a charging member provided in contact with or in close proximity of the photoreceptor to charge the photoreceptor, a charge amount detecting portion that accumulates current flowing across the photoreceptor to obtain a charge amount of the photoreceptor, while the current is being applied from the charging member until a voltage on a surface of the photoreceptor substantially corresponds to the voltage applied by the charging member, and a controller that calculates a film thickness of the photoreceptor based on the charge amount.

摘要翻译： 一种图像形成装置，包括旋转的感光体，与感光体接触或靠近感光体设置的充电部件，以对感光体充电;电荷量检测部分，累积流过感光体的电流，以获得感光体的电荷量， 同时从充电构件施加电流，直到感光体表面上的电压基本上对应于由充电构件施加的电压，以及基于电荷量计算感光体的膜厚度的控制器。

公开(公告)号：US20070166058A1

公开(公告)日：2007-07-19

申请号：US11582988

申请日：2006-10-19

申请人： Masao Ohmori ,  Chikaho Ikeda ,  Hideki Moriya ,  Hidehiko Yamaguchi

发明人： Masao Ohmori ,  Chikaho Ikeda ,  Hideki Moriya ,  Hidehiko Yamaguchi

IPC分类号： G03G15/00

CPC分类号： G03G15/0266 ,  G03G2215/00071

摘要： An image forming apparatus includes: an image carrier that rotates and carries a toner image by a surface layer disposed on a surface thereof; a charging roll that charges the surface layer while the image carrier completes one or more rotations; a power supply unit that supplies a current to the charging roll; a detector that samples and detects the current that the power supply unit outputs; a leak current detector that detects a leak current included in the current that the detector has detected; a layer thickness calculating unit that calculates a numerical value relating to the thickness of the surface layer on the basis of the current that the detector has detected; and a current leak state determining unit that determines a current leak state on the basis of the current that the detector has detected and the leak current that the leak current detector has detected.

摘要翻译： 图像形成装置包括：图像载体，其通过设置在其表面上的表面层旋转并承载调色剂图像; 在图像载体完成一个或多个旋转时对表面层进行充电的充电辊; 向充电辊供给电流的电源单元; 用于对电源单元输出的电流进行采样和检测的检测器; 泄漏电流检测器，其检测检测器检测到的电流中包括的泄漏电流; 层厚度计算单元，其基于检测器检测到的电流来计算与表层的厚度有关的数值; 以及电流泄漏状态确定单元，其基于检测器已经检测到的电流和漏电流检测器已经检测到的漏电流来确定电流泄漏状态。

公开(公告)号：US20070166057A1

公开(公告)日：2007-07-19

申请号：US11519826

申请日：2006-09-13

申请人： Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

发明人： Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

IPC分类号： G03G15/00

CPC分类号： G03G15/751

摘要： An image forming apparatus includes: a photoconductor having a photoconductive layer on an outer surface thereof; a charging portion that charges the photoconductor; a developing portion that develops a latent image formed on the photoconductor; a transfer portion that transfers a developed image; current detectors respectively provided to the charging portion, the developing portion, and the transfer portion to detect currents respectively flowing from the charging portion, the developing portion, and the transfer portion to the photoconductor; an integrating portion that calculates a charge amount by integrating the currents detected by the current detectors over a given period of time; and a layer thickness calculating portion that calculates a thickness of the photoconductive layer based on the charge amount.

摘要翻译： 一种图像形成装置包括：在其外表面上具有光电导层的光电导体; 对感光体充电的充电部分; 显影部分，其形成在所述感光体上形成的潜像; 传送显影图像的传送部分; 分别设置到充电部分，显影部分和转印部分的电流检测器，以检测分别从充电部分，显影部分和转印部分流向光电导体的电流; 积分部，其在给定的时间段内积分由电流检测器检测的电流来计算电荷量; 以及基于所述电荷量计算所述光电导层的厚度的层厚计算部。

公开(公告)号：US07693433B2

公开(公告)日：2010-04-06

申请号：US11582988

申请日：2006-10-19

申请人： Masao Ohmori ,  Chikaho Ikeda ,  Hideki Moriya ,  Hidehiko Yamaguchi

发明人： Masao Ohmori ,  Chikaho Ikeda ,  Hideki Moriya ,  Hidehiko Yamaguchi

IPC分类号： G03G15/00

CPC分类号： G03G15/0266 ,  G03G2215/00071

摘要： An image forming apparatus includes: an image carrier that rotates and carries a toner image by a surface layer disposed on a surface thereof; a charging roll that charges the surface layer while the image carrier completes one or more rotations; a power supply unit that supplies a current to the charging roll; a detector that samples and detects the current that the power supply unit outputs; a leak current detector that detects a leak current included in the current that the detector has detected; a layer thickness calculating unit that calculates a numerical value relating to the thickness of the surface layer on the basis of the current that the detector has detected; and a current leak state determining unit that determines a current leak state on the basis of the current that the detector has detected and the leak current that the leak current detector has detected.

摘要翻译： 图像形成装置包括：图像载体，其通过设置在其表面上的表面层旋转并承载调色剂图像; 在图像载体完成一个或多个旋转时对表面层进行充电的充电辊; 向充电辊供给电流的电源单元; 用于对电源单元输出的电流进行采样和检测的检测器; 泄漏电流检测器，其检测检测器检测到的电流中包括的泄漏电流; 层厚度计算单元，其基于检测器检测到的电流来计算与表层的厚度有关的数值; 以及电流泄漏状态确定单元，其基于检测器已经检测到的电流和漏电流检测器已经检测到的漏电流来确定电流泄漏状态。

公开(公告)号：US07426351B2

公开(公告)日：2008-09-16

申请号：US11484647

申请日：2006-07-12

申请人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

发明人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

IPC分类号： G03G15/00

CPC分类号： G03G15/0216 ,  G03G15/5037

摘要： An image forming apparatus, includes: an image carrier that carries a developer image by a charge layer provided on a surface of the image carrier; a charger that charges the image carrier; a feeder that feeds the charger with a charge; a total charge amount detector that detects the total amount of the charge output by the feeder; an unsupplied charge amount calculator that calculates the amount of the charge output by the feeder but not supplied to the charger; and a layer thickness calculator that calculates the thickness of the charge layer based on the unsupplied charge amount calculated by the unsupplied charge amount calculator and the total charge amount detected by the total charge amount detector.

摘要翻译： 一种图像形成装置，包括：通过设置在图像载体的表面上的电荷层承载显影剂图像的图像载体; 为图像载体收费的充电器; 给充电器充电的馈线; 总计电量检测器，其检测由馈送器输出的电荷的总量; 一个未供给的电荷量计算器，用于计算由馈线输出但不提供给充电器的电荷量; 以及层厚计算器，其基于由未供给的电荷量计算器计算出的不合格充电量和由总电荷量检测器检测的总电荷量，计算电荷层的厚度。

公开(公告)号：US20080101809A1

公开(公告)日：2008-05-01

申请号：US11802355

申请日：2007-05-22

申请人： Akihiro Ida ,  Yoshihisa Kitano ,  Takuro Hagiwara ,  Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

发明人： Akihiro Ida ,  Yoshihisa Kitano ,  Takuro Hagiwara ,  Hideki Moriya ,  Chikaho Ikeda ,  Hidehiko Yamaguchi ,  Masao Ohmori

IPC分类号： G03G15/02

CPC分类号： G03G15/0266

摘要： A charging device includes a charging member that charges a body to be charged; a detector that detects an AC component of a current flowing through the charging member; an integration section that integrates the AC component of the current detected by the detector; a controller that controls the current flowing through the charging member, according to a result of integration executed by the integration section; a periodic signal generating section that generates a periodic signal having a cycle period corresponding to a cycle period of the AC component; and an integration period adjusting section that adjusts a period of integration executed by the integration section, with reference to the periodic signal.

摘要翻译： 充电装置包括对要充电的身体充电的充电构件; 检测器，其检测流过所述充电部件的电流的AC分量; 积分部，其对由检测器检测出的电流的AC分量进行积分; 根据集成部执行的积分的结果，控制流过充电部件的电流的控制器; 周期信号生成部，其生成周期信号，所述周期信号具有对应于所述AC分量的周期的循环周期; 以及积分周期调整部，其参照周期信号调整由积分部执行的积分期间。

公开(公告)号：US07224380B2

公开(公告)日：2007-05-29

申请号：US10902887

申请日：2004-08-02

申请人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

发明人： Hidehiko Yamaguchi ,  Chikaho Ikeda ,  Hideki Moriya ,  Masao Ohmori

IPC分类号： B41J2/45

CPC分类号： G02B26/12

摘要： A light-emitting device driver that includes a driver unit that drives a light-emitting device, a compensator that compensates for at least one of the rising and falling responses of the driver unit, a switching unit that switches on and off the compensator, and a control unit that performs on/off control on the switching unit.

摘要翻译： 一种发光装置驱动器，其包括驱动发光装置的驱动器单元，补偿驱动器单元的上升和下降响应中的至少一个的补偿器，接通和关断补偿器的切换单元，以及 控制单元，其对切换单元进行开/关控制。