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1. 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

2. 发明授权

US07383002B2 Developing device, process cartridge and image forming apparatus 失效
标题翻译：显影装置，处理盒和成像装置
公开(公告)号：US07383002B2
公开(公告)日：2008-06-03
申请号：US11344130
申请日：2006-02-01
申请人： Hiroshi Murata , Takao Izumi , Takashi Hatakeyama
发明人： Hiroshi Murata , Takao Izumi , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0822 , G03G21/12
摘要： A developer vent is provided on the wall of the developer container housing developer including toner and carrier for the developing device to overflow developer. The sectional shape of the discharge dam forming the developer vent in the vertical direction to the developer vent is such that the top part of the dam is made thinner than the wall thickness of the developer container and the slanting angle of the dam to the wall of the developer container is made larger than the repose angle of the developer.
摘要翻译：显影剂排气口设置在显影剂容器外壳显影剂的壁上，包括用于显影装置的调色剂和载体以溢出显影剂。形成显影剂排出口的显影剂排出口在与显影剂排出口垂直的方向上的截面形状使得坝的顶部被制成比显影剂容器的壁厚更薄并且坝的壁的倾斜角显影剂容器被制成大于显影剂的静止角度。

3. 发明授权

US08244161B2 Developing apparatus 有权
标题翻译：开发设备
公开(公告)号：US08244161B2
公开(公告)日：2012-08-14
申请号：US12550619
申请日：2009-08-31
申请人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
发明人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/0844 , G03G15/0894
摘要： A developing apparatus includes a tank configured to contain a developing agent including a toner and a carrier, the tank having a discharge port configured to discharge the developing agent overflowing from the tank, a supplier configured to develop a latent image by using the toner contained in the tank, a replenisher configured to contain the developing agent and to replenish the developing agent into the tank, and a controller configured to estimate an amount of the developing agent in the tank in according with the amount of the supplied developing agent and the amount of the replenished developing agent and to execute a forced discharge for forcibly discharging the developing agent contained in the tank from the discharge port based on the estimated amount of developing agent.
摘要翻译：一种显影装置，包括：容纳构造成容纳包含调色剂和载体的显影剂的容器，所述容器具有排出端口，所述排出口配置成排出从罐溢出的显影剂;供给器，其构造成通过使用包含在所述容器，配置为容纳所述显影剂并将所述显影剂补充到所述罐中的补充剂，以及控制器，其被配置为根据所提供的显影剂的量和所述显影剂的量来估计所述显影剂的量，补充显影剂，并且基于估计的显影剂量，执行从排出口强制排出包含在罐中的显影剂的强制排出。

4. 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。

5. 发明申请

US20110013917A1 DEVELOPING DEVICE AND METHOD FOR DETECTING DETERIORATION OF DEVELOPER 审中-公开
标题翻译：用于检测开发者的检测的开发设备和方法
公开(公告)号：US20110013917A1
公开(公告)日：2011-01-20
申请号：US12824575
申请日：2010-06-28
申请人： Takashi Hatakeyama , Takao Izumi , Hiroshi Murata
发明人： Takashi Hatakeyama , Takao Izumi , Hiroshi Murata
IPC分类号： G03G15/08
CPC分类号： G03G15/5037 , G03G15/5041
摘要： According to one embodiment, a developing device includes a developer container to contain developer having toner and carrier, a toner replenishing unit to replenish the toner to the developer container, a carrier replenishing unit to replenish the carrier to the developer container, a discharge portion to discharge the developer from the developer container, a developer feeder to support magnetically the developer in the developer container and to feed the toner in the developer to a photoconductor on which an electrostatic latent image is formed, an electric conductor, provided separately from the photoconductor, to which the toner out of the developer supported by the developer feeder adheres, a detecting unit to detect a density of the toner adhered to on the electric conductor, and a controller to judge a deterioration status of the developer based on a detection result of the detecting unit and to replenish the toner and the carrier from the toner replenishing unit and the carrier replenishing unit to the developer container.
摘要翻译：根据一个实施例，显影装置包括显影剂容器，用于容纳具有调色剂和载体的显影剂，将调色剂补充到显影剂容器的调色剂补充单元，将载体补充到显影剂容器的载体补充单元，从显影剂容器排出显影剂，显影剂供给器，用于将显影剂容器中的显影剂磁性地支撑并将显影剂中的调色剂供给到其上形成有静电潜像的感光体，与感光体分开设置的电导体，由显影剂供给体支撑的显影剂中的调色剂附着于其上的检测单元，用于检测附着在电导体上的调色剂的浓度;以及控制器，用于基于检测结果检测显影剂的劣化状态并且从调色剂补充单元和支架补充调色剂和载体 r补充单元到显影剂容器。

6. 发明授权

US08195071B2 Developing device 有权
标题翻译：开发设备
公开(公告)号：US08195071B2
公开(公告)日：2012-06-05
申请号：US12899690
申请日：2010-10-07
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： G03G15/095 , 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。

7. 发明授权

US08000637B2 Supplying and discharging developer in an image forming apparatus, process cartridge and developing device 有权
标题翻译：在图像形成装置，处理盒和显影装置中提供和排出显影剂
公开(公告)号：US08000637B2
公开(公告)日：2011-08-16
申请号：US12418720
申请日：2009-04-06
申请人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
发明人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
IPC分类号： G03G15/08
CPC分类号： G03G15/09 , G03G15/0844 , G03G15/095
摘要： An image forming apparatus includes a charger to charge an image carrying member, an optical device to irradiate a light onto the image carrying member to form an electrostatic latent image, a developing device to develop the electrostatic latent image on the image carrying member to form a developed image and a transfer device to transfer the developed image on a sheet. The developing device includes a developer container to store a developer including toner and a carrier, a developer supply device to supply the developer to the developer container, a driver device to drive the developer supply device, a developer collection device installed in the developer container to interlock with the driver device and collect a surplus developer left over due to supply of the developer from the developer supply device to the developer container, and a collected developer container to contain the developer collected by the developer collection device.
摘要翻译：图像形成装置包括对图像承载构件充电的充电器，将光照射到图像承载构件上以形成静电潜像的光学装置，显影装置，用于使图像承载构件上的静电潜像显影，显影图像和转印装置以将显影的图像转印到纸上。显影装置包括用于存储包括调色剂和载体的显影剂的显影剂容器，将显影剂供应到显影剂容器的显影剂供应装置，驱动显影剂供应装置的驱动装置，安装在显影剂容器中的显影剂收集装置与驱动器装置互锁并且由于将显影剂从显影剂供应装置供应到显影剂容器而收集剩余的显影剂，以及收集的显影剂容器以容纳由显影剂收集装置收集的显影剂。

8. 发明授权

US07831181B2 Developing device 有权
标题翻译：开发设备
公开(公告)号：US07831181B2
公开(公告)日：2010-11-09
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： G03G15/095 , 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。

9. 发明申请

US20100054818A1 DEVELOPING APPARATUS 有权
标题翻译：开发设备
公开(公告)号：US20100054818A1
公开(公告)日：2010-03-04
申请号：US12550619
申请日：2009-08-31
申请人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
发明人： Takao Izumi , Hiroshi Murata , Takashi Hatakeyama
IPC分类号： G03G15/08 , G03G13/06
CPC分类号： G03G15/0844 , G03G15/0894
摘要： A developing apparatus includes a tank configured to contain a developing agent including a toner and a carrier, the tank having a discharge port configured to discharge the developing agent overflowing from the tank, a supplier configured to develop a latent image by using the toner contained in the tank, a replenisher configured to contain the developing agent and to replenish the developing agent into the tank, and a controller configured to estimate an amount of the developing agent in the tank in according with the amount of the supplied developing agent and the amount of the replenished developing agent and to execute a forced discharge for forcibly discharging the developing agent contained in the tank from the discharge port based on the estimated amount of developing agent.
摘要翻译：一种显影装置，包括：容纳构造成容纳包含调色剂和载体的显影剂的容器，所述容器具有排出端口，所述排出口配置成排出从罐溢出的显影剂;供给器，其构造成通过使用包含在所述容器，配置为容纳所述显影剂并将所述显影剂补充到所述罐中的补充剂，以及控制器，其被配置为根据所提供的显影剂的量和所述显影剂的量来估计所述显影剂的量，补充显影剂，并且基于估计的显影剂量，执行从排出口强制排出包含在罐中的显影剂的强制排出。

10. 发明申请

US20090148193A1 DEVELOPING DEVICE 有权
标题翻译：开发设备
公开(公告)号：US20090148193A1
公开(公告)日：2009-06-11
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。

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