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1. 发明申请

US20090232525A1 IMAGE FORMING APPARATUS, METHOD OF DETERMINING DETERIORATION DEGREE OF DEVELOPMENT AGENT, AND PROGRAM OF DETERMINING DETERIORATION DEGREE OF DEVELOPMENT AGENT 有权
标题翻译：图像形成装置，确定发展代理的确定程度的方法和开发代理的确定程度的程序
公开(公告)号：US20090232525A1
公开(公告)日：2009-09-17
申请号：US12404503
申请日：2009-03-16
申请人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takeshi Hatakeyama
发明人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takeshi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0849
摘要： The present invention provides a technique to accurately grasp a deterioration state of a development agent in a development device, in a development system which supplies a new development agent consisting of a toner and a carrier and discharges an deteriorated development agent to maintain a performance of a development agent in a development device.An image forming apparatus according to the present invention includes a stirring information obtaining section configured to obtain information of a stirring time of the development agent in the development device, a supply information obtaining section configured to obtain information of an amount of the carrier supplied into the development device, and a deterioration degree determining section configured to determine a deterioration degree of the development agent in the development device on the basis of the information obtained by the stirring information obtaining section and the supply information obtaining section.
摘要翻译：本发明提供一种在显影系统中精确地掌握显影剂在显影装置中的劣化状态的技术，该显影系统提供由调色剂和载体构成的新的显影剂，并且使劣化的显影剂排出以维持开发代理在开发设备中。根据本发明的图像形成装置包括：搅拌信息获取部，被配置为获取显影装置中的显影剂的搅拌时间的信息;供给信息获取部，被配置为获得供给到所述显影剂的载体的量的信息; 显影装置和劣化程度确定部分，被配置为基于由搅拌信息获取部分和供应信息获取部分获得的信息来确定显影装置中的显影剂的劣化程度。

2. 发明授权

US08213812B2 Image forming apparatus, method of determining deterioration degree of development agent, and program of determining deterioration degree of development agent 有权
标题翻译：图像形成装置，显影剂的劣化程度的判定方法以及显影剂的劣化程度的判定程序
公开(公告)号：US08213812B2
公开(公告)日：2012-07-03
申请号：US12404503
申请日：2009-03-16
申请人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takeshi Hatakeyama
发明人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takeshi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0849
摘要： The present invention provides a technique to accurately grasp a deterioration state of a development agent in a development device, in a development system which supplies a new development agent consisting of a toner and a carrier and discharges an deteriorated development agent to maintain a performance of a development agent in a development device.An image forming apparatus according to the present invention includes a stirring information obtaining section configured to obtain information of a stirring time of the development agent in the development device, a supply information obtaining section configured to obtain information of an amount of the carrier supplied into the development device, and a deterioration degree determining section configured to determine a deterioration degree of the development agent in the development device on the basis of the information obtained by the stirring information obtaining section and the supply information obtaining section.
摘要翻译：本发明提供一种在显影系统中精确地掌握显影剂在显影装置中的劣化状态的技术，该显影系统提供由调色剂和载体构成的新的显影剂，并且使劣化的显影剂排出以维持开发代理在开发设备中。根据本发明的图像形成装置包括：搅拌信息获取部，被配置为获取显影装置中的显影剂的搅拌时间的信息;供给信息获取部，被配置为获得供给到所述显影剂的载体的量的信息; 显影装置和劣化程度确定部分，被配置为基于由搅拌信息获取部分和供应信息获取部分获得的信息来确定显影装置中的显影剂的劣化程度。

3. 发明申请

US20100124442A1 DEVELOPING DEVICE, DEVELOPING METHOD, AND IMAGE FORMING APPARATUS 审中-公开
标题翻译：开发设备，开发方法和图像形成装置
公开(公告)号：US20100124442A1
公开(公告)日：2010-05-20
申请号：US12619728
申请日：2009-11-17
申请人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
发明人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0868 , G03G15/0875 , G03G15/0879 , G03G2215/0833 , G03G2215/0838
摘要： A developing device includes: a container configured to store a developer and have an agitating passage for supplying the developer to a developing roller; a rotatable agitating member configured to carry the developer along the agitating passage while agitating the developer; a discharge port configured to be provided a container wall surface on a side on which the developer is scraped down in the agitating passage and discharge an excess developer involved in the supply of the developer; and a heaping member configured to heap the developer near the discharge port and discharge the developer from the discharge port.
摘要翻译：显影装置包括：容器，其构造成存储显影剂并具有用于将显影剂供应到显影辊的搅拌通道; 可旋转搅拌构件，其构造成在搅拌显影剂的同时沿着搅拌通道携带显影剂; 排出口，其构造成在搅拌通道中在其上刮下显影剂的一侧上设置有容器壁表面，并排出涉及显影剂供应的过量显影剂; 以及构造成将显影剂堆放在排出口附近并将显影剂从排出口排出的堆积构件。

4. 发明申请

US20100067931A1 DEVELOPING DEVICE 有权
标题翻译：开发设备
公开(公告)号：US20100067931A1
公开(公告)日：2010-03-18
申请号：US12550639
申请日：2009-08-31
申请人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takashi Hatakeyama
发明人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877
摘要： A developing device includes a developer tank configured to contain a developer including a toner and a carrier, the developer tank having a discharge port which is provided in a lateral side surface of the developer tank and configured to discharge the developer, a developing agent supplier configured to develop a latent image by using the toner contained in the developer tank, and a plate-shaped member configured to be formed in a direction of height from a lower end of the discharge port and partially cover the discharge port to regulate the discharge of the developer.
摘要翻译：显影装置包括：显影剂罐，其构造成容纳包含调色剂和载体的显影剂，所述显影剂罐具有排出口，所述排出口设置在所述显影剂罐的侧面上，并构造成排出所述显影剂;显影剂供给器配置通过使用包含在显影剂罐中的调色剂来显影潜像;以及板状构件，其被构造成从排出口的下端沿高度方向形成，并且部分地覆盖排出口以调节排出口开发者

5. 发明申请

US20090148192A1 DEVELOPING DEVICE 有权
标题翻译：开发设备
公开(公告)号：US20090148192A1
公开(公告)日：2009-06-11
申请号：US12326531
申请日：2008-12-02
申请人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
发明人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G2215/0822
摘要： In an embodiment, a reducing plate that dams up a part of a developer scraped up by a blade is provided. The reducing plate suppresses swell of the developer held up by a discharge mixer from fluctuating according to the rotation of the blade. Fluctuation in an excess developer discharged from a discharge port is suppressed and replace a deteriorated carrier in a development container with a new carrier little by little.
摘要翻译：在一个实施例中，提供了一种减少由刮刀刮下的显影剂的一部分的阻挡板。还原板抑制由喷射混合器保持的显影剂的隆起随着叶片的旋转而波动。从排出口排出的过量显影剂的波动被抑制，并且用新载体逐渐地替换显影容器中的劣化载体。

6. 发明申请

US20090129792A1 IMAGE FORMING APPARATUS 有权
标题翻译：图像形成装置
公开(公告)号：US20090129792A1
公开(公告)日：2009-05-21
申请号：US12271478
申请日：2008-11-14
申请人： Takao Izumi , Hiroshi Murata , Minoru Yoshida , Takashi Hatakeyama
发明人： Takao Izumi , Hiroshi Murata , Minoru Yoshida , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0848 , G03G15/0844 , G03G15/0849 , G03G15/0853 , G03G15/0877 , G03G15/0893 , G03G2215/0634
摘要： According to an embodiment of the invention, degradation of carrier in a case is detected from the number of rotations of a developing roller. A predetermined quantity of carrier is replenished every time the developing roller reaches a predetermined number of rotations. An excess developer caused by an increase in bulk through carrier replenishment is discharged from a developer discharge port. The degraded old carrier in the case is replaced by new carrier little by little.
摘要翻译：根据本发明的实施例，根据显影辊的转数来检测在一种情况下的载体的劣化。每当显影辊达到预定转数时，补充预定量的载体。通过载体补充由体积增加引起的过量显影剂从显影剂排出口排出。这种情况下的退化旧载体逐渐被新载体所取代。

7. 发明授权

US08131186B2 Developing device 有权
标题翻译：开发设备
公开(公告)号：US08131186B2
公开(公告)日：2012-03-06
申请号：US12327918
申请日：2008-12-04
申请人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
发明人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
IPC分类号： G03G15/08
CPC分类号： G03G15/0844 , G03G15/0853 , G03G15/0887 , G03G15/0893 , G03G15/095 , G03G2215/0822 , G03G2215/0838
摘要： In an embodiment, a contact pivoting plate, which comes into contact with a developer swelled by a discharge mixer, is provided in a case. The contact pivoting plate is pivoted according to a detection result of a temperature and humidity sensor to change the magnitude of resistance by the contact pivoting plate with respect to a flow of the developer. The height of the swell of the developer is suppressed from fluctuating according to an environmental change. The fluctuation in an amount of an excess developer discharged from a discharge port is suppressed to replace a deteriorated carrier in a development container with a new carrier little by little.
摘要翻译：在一个实施例中，在一种情况下提供了一种与通过排放混合器膨胀的显影剂接触的接触枢转板。接触枢转板根据温度和湿度传感器的检测结果来转动，以相对于显影剂流动改变接触枢转板的电阻大小。根据环境变化，显影剂膨胀的高度被抑制为波动。从排出口排出的过量显影剂的量的波动被抑制，以逐渐替代新载体的显影容器中的劣化载体。

8. 发明申请

US20080170885A1 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS 审中-公开
标题翻译：开发设备和图像形成装置
公开(公告)号：US20080170885A1
公开(公告)日：2008-07-17
申请号：US11966322
申请日：2007-12-28
申请人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
发明人： Takashi Hatakeyama , Minoru Yoshida , Takao Izumi , Hiroshi Murata
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G2215/0822 , G03G2215/0827 , G03G2215/0838
摘要： A developing device that enables stable discharge of a developer from a developer discharge port, and an image forming apparatus having this developing device are provided.A developing device in which a developer is supplied to a developing roller and the developer is carried while it is stirred, includes: a developer passage through which the developer can be carried; a carrying member which is provided in the developer passage and has a rotary shaft and a rotary wing spirally provided along an outer circumference of the rotary shaft, in which the rotary wing rotates about the rotary shaft, thereby carrying the developer into a carrying direction along the rotary shaft, and which has a first section where the rotary wing has a constant characteristic in the carrying direction and a second section where the characteristic of the rotary wing gradually changes with respect to position in the carrying direction; and a discharge port provided at a position in the carrying direction that is in a section overlapping the second section or a section downstream of the second section in the carrying direction, and adapted for discharging the developer having a surface height of a predetermined value or more, from the developer passage.
摘要翻译：提供一种使显影剂从显影剂排出口稳定地排出的显影装置和具有该显影装置的图像形成装置。一种显影装置，其中显影剂被供应到显影辊，并且显影剂在搅拌的同时被携带，包括：显影剂通道，显影剂可以通过该显影剂通道携带; 传送构件，其设置在显影剂通道中，并具有旋转轴和沿旋转轴的外周螺旋地设置的旋转翼，旋转翼围绕旋转轴旋转，从而将显影剂带入沿着输送方向旋转轴，其具有旋转翼在运送方向上具有恒定特性的第一部分和旋转翼的特性相对于运送方向上的位置逐渐变化的第二部分; 以及排出口，设置在与输送方向上的第二部分或第二部分下游的部分重叠的部分中的输送方向上的位置，并且适于排出具有预定值以上的表面高度的显影剂，从开发者通道。

9. 发明授权

US08045897B2 Developing device 有权
标题翻译：开发设备
公开(公告)号：US08045897B2
公开(公告)日：2011-10-25
申请号：US12550639
申请日：2009-08-31
申请人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takashi Hatakeyama
发明人： Takao Izumi , Minoru Yoshida , Hiroshi Murata , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877
摘要： A developing device includes a developer tank configured to contain a developer including a toner and a carrier, the developer tank having a discharge port which is provided in a lateral side surface of the developer tank and configured to discharge the developer, a developing agent supplier configured to develop a latent image by using the toner contained in the developer tank, and a plate-shaped member configured to be formed in a direction of height from a lower end of the discharge port and partially cover the discharge port to regulate the discharge of the developer.
摘要翻译：显影装置包括：显影剂罐，其构造成容纳包含调色剂和载体的显影剂，所述显影剂罐具有排出口，所述排出口设置在所述显影剂罐的侧面上，并构造成排出所述显影剂;显影剂供应器配置通过使用包含在显影剂罐中的调色剂来显影潜像;以及板状构件，其被构造成从排出口的下端沿高度方向形成，并且部分地覆盖排出口以调节排出口开发者

10. 发明授权

US08099002B2 Developing device of image forming apparatus using a toner and carrier mixture 有权
标题翻译：使用调色剂和载体混合物的成像装置的显影装置
公开(公告)号：US08099002B2
公开(公告)日：2012-01-17
申请号：US12271478
申请日：2008-11-14
申请人： Takao Izumi , Hiroshi Murata , Minoru Yoshida , Takashi Hatakeyama
发明人： Takao Izumi , Hiroshi Murata , Minoru Yoshida , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0848 , G03G15/0844 , G03G15/0849 , G03G15/0853 , G03G15/0877 , G03G15/0893 , G03G2215/0634
摘要： According to an embodiment of the invention, degradation of carrier in a case is detected from the number of rotations of a developing roller. A predetermined quantity of carrier is replenished every time the developing roller reaches a predetermined number of rotations. An excess developer caused by an increase in bulk through carrier replenishment is discharged from a developer discharge port. The degraded old carrier in the case is replaced by new carrier little by little.
摘要翻译：根据本发明的实施例，根据显影辊的转数来检测在一种情况下的载体的劣化。每当显影辊达到预定转数时，补充预定量的载体。通过载体补充由体积增加引起的过量显影剂从显影剂排出口排出。这种情况下的退化旧载体逐渐被新载体所取代。

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