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1. 发明授权

US08331810B2 Developing apparatus and image forming machine 有权
标题翻译：显影装置和成像机
公开(公告)号：US08331810B2
公开(公告)日：2012-12-11
申请号：US12469177
申请日：2009-05-20
申请人： Junji Murauchi , Tomohiro Kato , Megumi Minami
发明人： Junji Murauchi , Tomohiro Kato , Megumi Minami
IPC分类号： G03G15/08
CPC分类号： G03G15/0844 , G03G15/0853 , G03G15/0887 , G03G15/0893 , G03G2215/0607 , G03G2215/0838
摘要： The present invention provides a developing apparatus capable of predicting how much carrier is accumulated inside a developer tank beyond the discharge level of a trickle discharging mechanism in the case that images having high coverage ratios are printed out continuously in a trickle developing apparatus that uses a two-component developer. The developing apparatus, having stirring members for conveying and stirring a developer-tank-contained developer and a developer holder, comprises a developer replenishing tank; a discharging mechanism for discharging an excessive amount of the developer-tank-contained developer outside the developer tank when the amount of the developer-tank-contained developer inside the developer tank has exceeded a predetermined amount; and calculating device for calculating the amount of the carrier existing inside the developer tank, and judges using the calculating device that the integrated value of carrier obtained by integrating the amount of the carrier existing inside the developer tank is likely to exceed a predetermined excessive accommodation amount of carrier.
摘要翻译：本发明提供一种显影装置，其能够预测在具有高覆盖率的图像在使用两个图像的涓流显影装置中连续打印的情况下，可以预测在显影剂罐内积聚多少载体超过涓流排出机构的排出水平 - 组件开发人员具有用于输送和搅拌显影剂罐的显影剂和显影剂载体的搅拌构件的显影装置包括显影剂补充槽; 排出机构，用于当显影剂罐内显影剂的显影剂量超过预定量时，将过量的显影剂罐盛放的显影剂排出显影剂罐外; 以及用于计算存在于显影剂罐内的载体的量的计算装置，并且使用计算装置判断通过对存在于显影剂罐内的载体的积分进行积分而获得的载体的积分值可能超过预定的过度调节量的载体。

2. 发明授权

US08213836B2 Developing device and image forming apparatus 有权
标题翻译：显影装置和图像形成装置
公开(公告)号：US08213836B2
公开(公告)日：2012-07-03
申请号：US12332451
申请日：2008-12-11
申请人： Tomohiro Kato , Junji Murauchi , Megumi Minami , Tomoyuki Imura
发明人： Tomohiro Kato , Junji Murauchi , Megumi Minami , Tomoyuki Imura
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G2215/0822 , G03G2215/0827 , G03G2215/0833 , G03G2215/0838
摘要： The present invention provides a developing device and an image forming apparatus capable of preventing a developer from being discharged excessively using simple configurations in the case that a trickle developing device that uses a two-component developer is in a tilted state. The developing device having stirring members for conveying and stirring a developer and a developer holder, comprises a developer replenishing tank for replenishing the developer to a developer tank and a trickle discharging mechanism, wherein the conveying passages thereof include an upper conveying passage, a lower conveying passage, a first communicating passage for connecting the downstream side of the upper conveying passage to the upstream side of the lower conveying passage, and a second communicating passage for connecting the downstream side of the lower conveying passage to the upstream side of the upper conveying passage, and also include a circulation passage through which the developer circulates using the upper conveying passage, the first communicating passage, the lower conveying passage and the second communicating passage; the discharging mechanism is disposed in the downstream end section of the upper conveying passage; the bottom face on the downstream side of the upper conveying passage is positioned above the bottom face on the upstream side of the lower conveying passage; and the first communicating passage is disposed obliquely downward with respect to the horizontal plane.
摘要翻译：本发明提供了一种显影装置和图像形成装置，其能够在使用双组分显影剂的涓流显影装置处于倾斜状态的情况下，使用简单的结构防止显影剂过度排出。具有用于输送和搅拌显影剂和显影剂载体的搅拌构件的显影装置包括用于将显影剂补充到显影剂罐和滴流排出机构的显影剂补充槽，其中输送通道包括上输送通道，下输送通道，用于将上输送通道的下游侧连接到下输送通道的上游侧的第一连通通道和用于将下输送通道的下游侧连接到上输送通道的上游侧的第二连通通道并且还包括使用上输送通道，第一连通通道，下输送通道和第二连通通道使显影剂循环通过的循环通道; 排出机构设置在上输送通道的下游端部; 上输送通道的下游侧的底面位于下输送通道的上游侧的底面的上方; 并且第一连通通道相对于水平面倾斜地设置。

3. 发明授权

US07783232B2 Developing device, image forming apparatus and method for filling developer 有权
标题翻译：显影装置，成像装置和填充显影剂的方法
公开(公告)号：US07783232B2
公开(公告)日：2010-08-24
申请号：US12337806
申请日：2008-12-18
申请人： Megumi Minami , Tomohiro Kato , Junji Murauchi
发明人： Megumi Minami , Tomohiro Kato , Junji Murauchi
IPC分类号： G03G15/08
CPC分类号： G03G15/0822 , G03G15/0844 , G03G15/0877 , G03G15/0893 , G03G15/095 , G03G2215/0822 , G03G2215/0838 , G03G2215/085 , G03G2215/0869
摘要： In a trickle developing device that uses a two-component developer, a simple configuration is adopted to prevent carrier from being discharged without being used. The developing device having stirring members for conveying and stirring developer and a developer holder, comprises a developer replenishing tank for replenishing developer to a developer tank and a trickle discharging mechanism, wherein the initial filling amount of the developer-tank-contained developer to be filled initially into the developer tank is less than a full filling amount.
摘要翻译：在使用双组分显影剂的涓流显影装置中，采用简单的结构来防止载体在不使用的情况下放电。具有用于输送和搅拌显影剂和显影剂载体的搅拌构件的显影装置包括用于将显影剂补充到显影剂罐和涓流排出机构的显影剂补充槽，其中待填充的显影剂槽容器显影剂的初始填充量最初进入显影槽是小于满量的。

4. 发明申请

US20090214266A1 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：开发设备和图像形成装置
公开(公告)号：US20090214266A1
公开(公告)日：2009-08-27
申请号：US12332451
申请日：2008-12-11
申请人： Tomohiro Kato , Junji Murauchi , Megumi Minami , Tomoyuki Imura
发明人： Tomohiro Kato , Junji Murauchi , Megumi Minami , Tomoyuki Imura
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G2215/0822 , G03G2215/0827 , G03G2215/0833 , G03G2215/0838
摘要： The present invention provides a developing device and an image forming apparatus capable of preventing a developer from being discharged excessively using simple configurations in the case that a trickle developing device that uses a two-component developer is in a tilted state. The developing device having stirring members for conveying and stirring a developer and a developer holder, comprises a developer replenishing tank for replenishing the developer to a developer tank and a trickle discharging mechanism, wherein the conveying passages thereof include an upper conveying passage, a lower conveying passage, a first communicating passage for connecting the downstream side of the upper conveying passage to the upstream side of the lower conveying passage, and a second communicating passage for connecting the downstream side of the lower conveying passage to the upstream side of the upper conveying passage, and also include a circulation passage through which the developer circulates using the upper conveying passage, the first communicating passage, the lower conveying passage and the second communicating passage; the discharging mechanism is disposed in the downstream end section of the upper conveying passage; the bottom face on the downstream side of the upper conveying passage is positioned above the bottom face on the upstream side of the lower conveying passage; and the first communicating passage is disposed obliquely downward with respect to the horizontal plane.
摘要翻译：本发明提供了一种显影装置和图像形成装置，其能够在使用双组分显影剂的涓流显影装置处于倾斜状态的情况下，使用简单的结构防止显影剂过度排出。具有用于输送和搅拌显影剂和显影剂载体的搅拌构件的显影装置包括用于将显影剂补充到显影剂罐和滴流排出机构的显影剂补充槽，其中输送通道包括上输送通道，下输送通道，用于将上输送通道的下游侧连接到下输送通道的上游侧的第一连通通道和用于将下输送通道的下游侧连接到上输送通道的上游侧的第二连通通道并且还包括使用上输送通道，第一连通通道，下输送通道和第二连通通道使显影剂循环通过的循环通道; 排出机构设置在上输送通道的下游端部; 上输送通道的下游侧的底面位于下输送通道的上游侧的底面的上方; 并且第一连通通道相对于水平面倾斜地设置。

5. 发明授权

US08918024B2 Development device 有权
标题翻译：开发设备
公开(公告)号：US08918024B2
公开(公告)日：2014-12-23
申请号：US13527202
申请日：2012-06-19
申请人： Kazuhiro Saito , Junji Murauchi , Tomohiro Kato , Tetsuya Kagawa , Hiroaki Takada
发明人： Kazuhiro Saito , Junji Murauchi , Tomohiro Kato , Tetsuya Kagawa , Hiroaki Takada
IPC分类号： G03G15/08 , G03G15/09
CPC分类号： G03G15/0893 , G03G15/09
摘要： A development device having: a main unit having formed therein a first space and a second space extending in a first direction perpendicular to a vertical direction, a first communicating portion and a second communicating portion that allow the first space and the second space to communicate with each other at both ends in the first direction; a first stirring member that extends in the first direction within the first space; a second stirring member that is positioned within the first space between the first stirring member and the second space and extends in the first direction; a conveyance member that extends in the first direction within the second space; and a developer support member that extends in the first direction within the second space.
摘要翻译：一种显影装置，具有：主单元，其中形成有第一空间和沿垂直于垂直方向的第一方向延伸的第二空间;第一连通部和第二连通部，其允许第一空间和第二空间与第二空间连通; 彼此在第一方向的两端; 第一搅拌构件，其在所述第一空间内沿所述第一方向延伸; 第二搅拌构件，其位于第一搅拌构件和第二空间之间的第一空间内，并沿第一方向延伸; 输送构件，其在所述第二空间内沿所述第一方向延伸; 以及在所述第二空间内沿所述第一方向延伸的显影剂支撑构件。

6. 发明授权

US08233826B2 Developing apparatus and image forming apparatus provided with the same 有权
标题翻译：具有该显影装置和图像形成装置的显影装置和图像形成装置
公开(公告)号：US08233826B2
公开(公告)日：2012-07-31
申请号：US12820396
申请日：2010-06-22
申请人： Kazuhiro Saito , Junji Murauchi , Tetsuya Kagawa , Hiroaki Takada
发明人： Kazuhiro Saito , Junji Murauchi , Tetsuya Kagawa , Hiroaki Takada
IPC分类号： G03G15/08
CPC分类号： G03G15/0822 , G03G2215/0822
摘要： A housing of a developing apparatus is provided with a conveying member in a developer supplying and recovering portion, and two agitating members rotating in the same direction respectively as viewing rotating shafts from a near side in an axial direction, in a developer agitating portion. A guide is provided in an inner bottom surface of the housing between two agitating members. A braking portion suppressing a discharge of a developer is provided in a downstream side of the developer agitating portion in a developer conveying direction of the first agitating member, and a discharge portion is provided in a downstream side of a disc of the braking portion.
摘要翻译：显影装置的壳体在显影剂供应和回收部分中设置有输送构件，并且在显影剂搅拌部分中分别具有两个在观察旋转轴上从轴向近侧沿相同方向旋转的搅拌构件。引导件设置在两个搅拌构件之间的壳体的内底表面中。在第一搅拌构件的显影剂输送方向上，在显影剂搅拌部的下游侧设有抑制显影剂排出的制动部，在制动部的盘的下游侧设置有排出部。

7. 发明授权

US08219007B2 Developing apparatus and image forming apparatus provided with the same 有权
标题翻译：具有该显影装置和图像形成装置的显影装置和图像形成装置
公开(公告)号：US08219007B2
公开(公告)日：2012-07-10
申请号：US12820189
申请日：2010-06-22
申请人： Junji Murauchi , Chikara Tsutsui , Tetsuya Kagawa , Hiroaki Takada
发明人： Junji Murauchi , Chikara Tsutsui , Tetsuya Kagawa , Hiroaki Takada
IPC分类号： G03G15/08
CPC分类号： G03G15/0887 , G03G15/0853 , G03G15/0893 , G03G2215/0822 , G03G2215/0838
摘要： A housing of a developing apparatus is provided with a conveying member and two agitating members. A guide is provided in an inner bottom surface of the housing between two agitating members. A guide is formed into a mountain shape with wide foot portion in a cross sectional shape which is orthogonal to an axial direction of rotating shafts of the agitating members. The guide is arranged in such a manner that a gap between respective outermost portions of two agitating members, and an inner bottom surface of the housing and the guide becomes equal to or more than 1.5 mm and less than 3 mm. Further, each of two agitating members rotates in a direction from the below to the above at a position of the guide.
摘要翻译：显影装置的壳体设置有输送构件和两个搅拌构件。引导件设置在两个搅拌构件之间的壳体的内底表面中。引导件形成为具有宽的脚部的山形，其横截面形状与搅拌构件的旋转轴的轴向正交。引导件布置成使得两个搅拌构件的相应最外部分之间的间隙以及壳体和引导件的内底表面等于或大于1.5mm且小于3mm。此外，两个搅拌构件中的每一个在引导件的位置处从下到上的方向旋转。

8. 发明授权

US08190065B2 Developing device and image forming apparatus 有权
标题翻译：显影装置和图像形成装置
公开(公告)号：US08190065B2
公开(公告)日：2012-05-29
申请号：US12337735
申请日：2008-12-18
申请人： Junji Murauchi , Megumi Minami
发明人： Junji Murauchi , Megumi Minami
IPC分类号： G03G15/08
CPC分类号： G03G15/0877 , G03G15/0849 , G03G15/0853 , G03G15/0856 , G03G15/0893 , G03G2215/0822
摘要： A developing device and an image forming apparatus capable of carrying out image formation for a long period by making fluctuations in toner concentration and volume level of the developer inside a trickle developing device that uses a two-component developer as small as possible. The developing device, containing a developer and a developer holder, includes a developer replenishing tank; a toner concentration detecting sensor, a trickle discharging mechanism, developer amount detecting member, and control unit for controlling the replenishment operation of replenishment toner and carrier at the time when the toner concentration is lower than a predetermined reference toner concentration, wherein the control unit carries out forced consumption operation for the toner inside the developer tank and replenishment operation for the replenishment toner and carrier in the case that the amount of the developer-tank-contained developer inside the developer tank is judged to be low using the developer amount detecting member.
摘要翻译：通过使使用双组分显影剂的滴液显影装置内的显影剂的调色剂浓度和体积水平的波动尽可能地小，能够长时间地进行图像形成的显影装置和图像形成装置。包含显影剂和显影剂载体的显影装置包括显影剂补充槽; 调色剂浓度检测传感器，滴流排出机构，显影剂量检测部件和控制单元，用于控制调色剂浓度低于预定基准调色剂浓度时补充调色剂和载体的补充操作，其中控制单元携带在使用显影剂量检测部件将显影剂罐内的显影剂容纳显影剂的量判断为低的情况下，对显影剂罐内的调色剂进行强制消耗动作，并补充调色剂和载体的补充操作。

9. 发明申请

US20120321355A1 DEVELOPMENT DEVICE 有权
标题翻译：开发设备
公开(公告)号：US20120321355A1
公开(公告)日：2012-12-20
申请号：US13527202
申请日：2012-06-19
申请人： Kazuhiro SAITO , Junji Murauchi , Tomohiro Kato , Tetsuya Kagawa , Hiroaki Takada
发明人： Kazuhiro SAITO , Junji Murauchi , Tomohiro Kato , Tetsuya Kagawa , Hiroaki Takada
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/09
摘要： A development device having: a main unit having formed therein a first space and a second space extending in a first direction perpendicular to a vertical direction, a first communicating portion and a second communicating portion that allow the first space and the second space to communicate with each other at both ends in the first direction; a first stirring member that extends in the first direction within the first space; a second stirring member that is positioned within the first space between the first stirring member and the second space and extends in the first direction; a conveyance member that extends in the first direction within the second space; and a developer support member that extends in the first direction within the second space.
摘要翻译：一种显影装置，具有：主单元，其中形成有第一空间和沿垂直于垂直方向的第一方向延伸的第二空间;第一连通部和第二连通部，其允许第一空间和第二空间与第二空间连通; 彼此在第一方向的两端; 第一搅拌构件，其在所述第一空间内沿所述第一方向延伸; 第二搅拌构件，其位于第一搅拌构件和第二空间之间的第一空间内，并沿第一方向延伸; 输送构件，其在所述第二空间内沿所述第一方向延伸; 以及在所述第二空间内沿所述第一方向延伸的显影剂支撑构件。

10. 发明授权

US08224212B2 Developing apparatus and image forming apparatus provided with the same 有权
标题翻译：具有该显影装置和图像形成装置的显影装置和图像形成装置
公开(公告)号：US08224212B2
公开(公告)日：2012-07-17
申请号：US12820496
申请日：2010-06-22
申请人： Junji Murauchi , Kazuhiro Saito , Tetsuya Kagawa , Hiroaki Takada
发明人： Junji Murauchi , Kazuhiro Saito , Tetsuya Kagawa , Hiroaki Takada
IPC分类号： G03G15/08
CPC分类号： G03G15/10 , G03G15/0868 , G03G15/0893 , G03G2215/0822
摘要： A housing of a developing apparatus is provided with a conveying member and two agitating members. A guide is provided in an inner bottom surface of the housing between the agitating members. The guide has a mountain shape with wide foot portion in a cross sectional shape which is orthogonal to an axial direction of rotating shafts of the agitating members. The agitating members are arranged in such a manner that gaps between respective outermost portions thereof and the inner bottom surface of the housing and the guide become equal to or more than 1.5 mm and less than 3 mm. The agitating members rotate in the same direction respectively as viewing the rotating shafts from a near side in an axial direction. A discharge portion is provided on a downstream side of the developer agitating portion in a developer conveying direction of the first and second agitating members.
摘要翻译：显影装置的壳体设置有输送构件和两个搅拌构件。引导件设置在所述壳体的内部底表面之间的所述搅拌构件之间。该导向件具有宽的脚部的山形，其横截面形状与搅拌构件的旋转轴的轴向正交。搅拌构件以这样的方式设置，使得其各个最外部分与壳体的内底表面之间的间隙和引导件变得等于或大于1.5mm且小于3mm。搅拌构件在从轴向近侧观察旋转轴时分别沿相同方向旋转。在第一和第二搅拌构件的显影剂输送方向上，在显影剂搅拌部的下游侧设置有排出部。

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