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1. 发明授权

US08831483B2 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：US08831483B2
公开(公告)日：2014-09-09
申请号：US13403068
申请日：2012-02-23
申请人： Koichi Mihara , Takafumi Nagai
发明人： Koichi Mihara , Takafumi Nagai
IPC分类号： G03G15/06 , G03G15/08
CPC分类号： G03G15/0893 , G03G2215/0132 , G03G2215/0822 , G03G2215/0838
摘要： In a developing device including a developer tank and a developing roller, an internal space of the developer tank is divided into a first conveying path, a second conveying path, a first communication path and a second communication path, by a partition wall. A first developer conveying section which conveys a developer in the developer tank in a conveying direction X is disposed in the first conveying path. A second developer conveying section which conveys the developer in the developer tank in a conveying direction Y is disposed in the second conveying path. The first developer conveying section includes a plurality of inner spiral blade pieces, a rotation tube, an upstream spiral blade, a downstream spiral blade, support members, and a first gear.
摘要翻译：在包括显影剂罐和显影辊的显影装置中，显影槽的内部空间被分隔壁分成第一输送路径，第二输送路径，第一连通路径和第二连通路径。在第一传送路径中设置有将输送方向X上的显影剂槽中的显影剂输送的第一显影剂输送部。在第二传送路径中设置有将传送方向Y上的显影剂槽中的显影剂输送的第二显影剂输送部。第一显影剂输送部分包括多个内螺旋叶片，旋转管，上游螺旋叶片，下游螺旋叶片，支撑构件和第一齿轮。

2. 发明授权

US08526863B2 Toner discharge mechanism, toner cartridge and image forming apparatus using the toner cartridge 有权
标题翻译：调色剂排出机构，调色剂盒和使用调色剂盒的成像设备
公开(公告)号：US08526863B2
公开(公告)日：2013-09-03
申请号：US13035129
申请日：2011-02-25
申请人： Shigeki Hayashi , Takafumi Nagai
发明人： Shigeki Hayashi , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0879 , G03G15/0875 , G03G15/0877 , G03G2215/0668
摘要： A toner discharge mechanism which is attached to a toner cartridge includes an auger screw for conveying and discharging a toner stored in the toner cartridge, the auger screw having an end portion downstream thereof, the end portion forming a taper portion having a predetermined length and an outer diameter diminishing toward a tip thereof; a cover member for covering the taper portion, the cover member having a conical inner wall configured to correspond to a taper shape of the taper portion; and a toner discharge outlet formed on the cover member.
摘要翻译：附着在调色剂盒上的调色剂排出机构包括用于输送和排出存储在调色剂盒中的调色剂盒的螺旋推运器螺杆，其螺旋推运器的端部在其下游，所述端部形成具有预定长度的锥形部分，外径向其尖端减小; 覆盖所述锥形部的盖部件，所述盖部件具有锥形内壁，所述锥形内壁构成为对应于所述锥形部的锥形形状; 以及形成在盖构件上的调色剂排出口。

3. 发明授权

US08521069B2 Developing device and image forming apparatus including the same 有权
标题翻译：显影装置和包括其的图像形成装置
公开(公告)号：US08521069B2
公开(公告)日：2013-08-27
申请号：US13112437
申请日：2011-05-20
申请人： Shigeki Hayashi , Takafumi Nagai
发明人： Shigeki Hayashi , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G15/0879 , G03G2215/0827
摘要： A developing device to be installed in an electrophotographic image forming apparatus including a photoconductor drum that is to have an electrostatic latent image formed on a surface thereof, the developing device comprising: a developer vessel; a developing roller that is disposed in the developer vessel; first and second developer conveying passages; and first and second developer conveying helical members circulatory conveys the developer in the first and second developer conveying passages, wherein at least one of the first and second developer conveying helical members includes an end blade at one end at a downstream side in a conveying direction, wherein the end blade includes a circumferential-direction agitating blade portion whose radial projecting size gradually increases toward the downstream side in the conveying direction; and a helical blade portion integrally wound around an outer periphery of the circumferential-direction agitating blade portion.
摘要翻译：一种显影装置，其安装在电子照相成像装置中，该装置包括在其表面上形成有静电潜像的感光鼓，该显影装置包括：显影剂容器; 显影辊，其设置在显影剂容器中; 第一和第二显影剂输送通道; 并且第一和第二显影剂输送螺旋构件循环地输送第一和第二显影剂输送通道中的显影剂，其中第一和第二显影剂输送螺旋构件中的至少一个在输送方向的下游侧的一端包括端片，其特征在于，所述端部叶片包括径向突出尺寸朝向所述输送方向的下游侧逐渐增大的周向搅拌叶片部，以及围绕所述周向搅拌叶片部分的外周一体地缠绕的螺旋叶片部分。

4. 发明授权

US08472845B2 Developing device and image forming apparatus having the developing device 有权
标题翻译：具有显影装置的显影装置和图像形成装置
公开(公告)号：US08472845B2
公开(公告)日：2013-06-25
申请号：US13178860
申请日：2011-07-08
申请人： Shigeki Hayashi , Takafumi Nagai
发明人： Shigeki Hayashi , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0887 , G03G15/0853 , G03G15/0877 , G03G15/0879 , G03G15/0893 , G03G2215/0838
摘要： A developing device comprising: a developer tank housing a developer including a toner and a carrier; a toner replenishment port; a developing roller; a first developer conveying path and a second developer conveying path; a conducting plate for peeling a recovery developer on a surface of the developing roller after the toner is supplied to a photosensitive drum from the surface of the developing roller so as to guide the recovery developer to the first developer conveying path; and first and second developer conveying members arranged on the first and second developer conveying paths, wherein the first developer conveying member has a cylindrical hollow rotating shaft with opened both ends that is rotatably provided to the first developer conveying path, and divides the first developer conveying path into an external first developer conveying path and an internal first developer conveying path, an external spiral blade fixed to an outer periphery of the hollow rotating shaft, and an internal spiral blade fixed to an inner periphery of the hollow rotating shaft, a direction where the developer is conveyed by the external spiral blade is the same as a direction where the developer is conveyed by the second developer conveying member and is opposite to a direction where the developer is conveyed by the internal spiral blade.
摘要翻译：一种显影装置，包括：容纳包含调色剂和载体的显影剂的显影剂罐; 调色剂补充口; 显影辊; 第一显影剂输送路径和第二显影剂输送路径; 将调色剂从显影辊的表面供给到感光鼓之后，将显影辊的表面上的回收显影剂剥离的引导板，以将回收显影剂引导到第一显影剂输送路径; 以及布置在第一和第二显影剂传送路径上的第一和第二显影剂传送构件，其中第一显影剂传送构件具有圆柱形空心旋转轴，其两端敞开，可旋转地设置在第一显影剂输送路径上，并且将第一显影剂输送进入外部第一显影剂输送路径和内部第一显影剂输送路径的路径，固定到中空旋转轴的外周的外部螺旋叶片和固定到中空旋转轴的内周的内部螺旋叶片，由外部螺旋叶片输送的显影剂与显影剂被第二显影剂输送构件输送的方向相同，并且与由内部螺旋叶片传送显影剂的方向相反。

5. 发明授权

US08401432B2 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：US08401432B2
公开(公告)日：2013-03-19
申请号：US12939019
申请日：2010-11-03
申请人： Shigeki Hayashi , Takafumi Nagai
发明人： Shigeki Hayashi , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0887 , G03G15/0893
摘要： A developing device includes a developing tank for containing a powder developer, an agitating member disposed in the developing tank to agitate the powder developer; and a cooling tank attached to the developing tank. The cooling tank contains an endothermic material to absorb heat from the powder developer.
摘要翻译：显影装置包括用于容纳粉末显影剂的显影槽，设置在显影槽中以搅拌粉末显影剂的搅拌构件; 以及附接到显影槽的冷却槽。冷却箱包含吸热粉末显影剂的吸热材料。

6. 发明申请

US20120328334A1 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：US20120328334A1
公开(公告)日：2012-12-27
申请号：US13444422
申请日：2012-04-11
申请人： Koichi MIHARA , Takafumi Nagai
发明人： Koichi MIHARA , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G2215/0827
摘要： A developing device has a first and a second developer conveyance path configured to convey and circulate the two-component developer; a first and a second conveyance member each having a helical blade for conveying the developer in one direction; a first communicating path for guiding the developer in the first developer conveyance path to the second developer conveyance path; a second communicating path. The second developer conveyance path includes a second upstream side end section having a bottom in a conical shape having an inner diameter conically increasing. The helical blade of the second conveyance member has a second conical helix portion having an outer diameter conically increasing along an inner wall surface of the bottom of the second upstream side end section. The bottom of the second upstream side end section is at a level lower than a bottom of the first developer conveyance path.
摘要翻译：显影装置具有构造成输送和循环双组分显影剂的第一和第二显影剂输送路径; 第一和第二输送构件，每个具有用于沿一个方向输送显影剂的螺旋叶片; 用于将第一显影剂输送路径中的显影剂引导到第二显影剂输送路径的第一连通路径; 第二个通信路径。第二显影剂传送路径包括第二上游侧端部，其具有锥形形状的底部，其内径锥形增大。第二输送构件的螺旋叶片具有第二锥形螺旋部分，其具有沿着第二上游侧端部的底部的内壁表面锥形增大的外径。第二上游侧端部的底部处于比第一显影剂输送路径的底部低的水平。

7. 发明申请

US20120213554A1 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：US20120213554A1
公开(公告)日：2012-08-23
申请号：US13356894
申请日：2012-01-24
申请人： Shigeki HAYASHI , Takafumi NAGAI
发明人： Shigeki HAYASHI , Takafumi NAGAI
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G2215/0609
摘要： A developing device comprises a first and a second developer conveyance path; a first conveyance member; a second conveyance member; and, a developing roller. A developer collection path guides the developer left on a surface of the developing roller in a direction away from the first developer conveyance path. A third conveyance member is provided in a third developer conveyance path. A toner supply port supplies new toner to the third developer conveyance path. A developer drawing and conveyance path guides the developer supplied with the new toner to the second developer conveyance path. A developer drawing member is provided in the developer drawing and conveyance path for simultaneously agitating and conveying the developer.
摘要翻译：显影装置包括第一和第二显影剂输送路径; 第一传送构件; 第二输送构件; 和显影辊。显影剂收集路径沿着远离第一显影剂传送路径的方向将显影剂的表面留下的显影剂引导。第三输送构件设置在第三显影剂输送路径中。调色剂供应端口向第三显影剂输送路径供应新的调色剂。显影剂绘制和传送路径将提供有新调色剂的显影剂引导到第二显影剂传送路径。在显影剂牵引和输送路径中设置显影剂拉伸构件，用于同时搅拌和输送显影剂。

8. 发明申请

US20120163872A1 DEVELOPING DEVICE, IMAGE FORMING APPARATUS, DEVELOPER AGITATING AND CONVEYING METHOD 有权
标题翻译：开发设备，图像形成装置，开发者投入和输送方法
公开(公告)号：US20120163872A1
公开(公告)日：2012-06-28
申请号：US13310989
申请日：2011-12-05
申请人： Shigeki HAYASHI , Takafumi NAGAI
发明人： Shigeki HAYASHI , Takafumi NAGAI
IPC分类号： G03G15/08
CPC分类号： G03G15/0887
摘要： A developing device includes a developer tank and a developing roller. An internal space of the developer tank is divided into an upper conveying path, a lower conveying path, a communication path, a main pumping conveying path section, and a developer supply path, by a partition wall. A developer pumping conveying section conveys a developer inside the main pumping conveying path section in a conveyance direction Z, and includes an inner spiral blade, a rotational tube, a first outer spiral blade, a second outer spiral blade, a pumping rotation shaft member, and a pumping gear. An attracting magnet is located in a position horizontally spaced from the rotational tube.
摘要翻译：显影装置包括显影剂罐和显影辊。显影槽的内部空间被分隔壁分成上部输送路径，下部输送路径，连通路径，主泵送输送路径部分和显影剂供给路径。显影剂泵送输送部在输送方向Z上输送主泵送输送路径部内的显影剂，包括内螺旋叶片，旋转管，第一外螺旋叶片，第二外螺旋叶片，泵送旋转轴构件，和泵送装置。吸引磁铁位于与旋转管水平间隔开的位置。

9. 发明申请

US20110305486A1 TONER CONVEYING APPARATUS, TONER CARTRIDGE AND CLEANING UNIT HAVING THE TONER CONVEYING APPARATUS 审中-公开
标题翻译：墨粉输送装置，墨粉盒和清洁装置的墨粉输送装置
公开(公告)号：US20110305486A1
公开(公告)日：2011-12-15
申请号：US13158790
申请日：2011-06-13
申请人： Toshihide OHGOSHI , Takafumi Nagai
发明人： Toshihide OHGOSHI , Takafumi Nagai
IPC分类号： G03G15/08 , G03G21/00
CPC分类号： G03G15/0879 , G03G15/0875 , G03G15/0877 , G03G2215/0827 , G03G2215/0833
摘要： A toner conveying apparatus comprising: a toner conveying barrel having a toner conveying path arranged inside, a toner inlet arranged on an upstream side of the toner conveying path in order to introduce toner from an outside into the toner conveying path and a toner outlet arranged on a downstream side of the toner conveying path in order to discharge the toner out of the toner conveying path; and a screw shaft provided in the toner conveying barrel rotatably and conveying the toner in the toner conveying path from the upstream side to the downstream side, wherein the screw shaft has a rotating shaft and a spiral blade mounted to the rotating shaft, the spiral blade has a rigid spiral section fixed to the rotating shaft, and a spiral spring section arranged on a position facing the toner outlet on a downstream side with respect to a downstream side end portion of the rigid spiral section, only an upstream side end portion of the spiral spring section is fixed to the downstream side end portion of the rigid spiral section or the rotating shaft portion near the downstream side end portion of the rigid spiral section, and the spiral spring section can elastically expands and contracts to a direction of the rotating shaft.
摘要翻译：一种调色剂输送装置，包括：调色剂输送筒，其具有布置在其内部的调色剂输送路径;调色剂入口，布置在调色剂输送路径的上游侧，以便将调色剂从外部引入调色剂输送路径;以及调色剂出口，调色剂输送路径的下游侧，以将调色剂排出调色剂输送路径; 以及设置在所述调色剂输送筒中的螺旋轴，其可旋转地将所述调色剂输送路径中的调色剂从上游侧输送到下游侧，其中所述螺杆轴具有安装在所述旋转轴上的旋转轴和螺旋叶片，所述螺旋叶片具有固定到旋转轴的刚性螺旋部分，以及螺旋弹簧部分，其布置在相对于刚性螺旋部分的下游侧端部部分的下游侧面向调色剂出口的位置处，仅限于该螺旋弹簧部分的上游侧端部螺旋弹簧部分固定到刚性螺旋部分的下游侧端部或刚性螺旋部分的下游侧端部附近的旋转轴部分，并且螺旋弹簧部分可以弹性膨胀并收缩到旋转轴的方向。

10. 发明申请

US20110305484A1 DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME 有权
标题翻译：开发装置和图像形成装置，包括它们
公开(公告)号：US20110305484A1
公开(公告)日：2011-12-15
申请号：US13159737
申请日：2011-06-14
申请人： Koichi Mihara , Takafumi Nagai
发明人： Koichi Mihara , Takafumi Nagai
IPC分类号： G03G15/08
CPC分类号： G03G15/0889 , G03G15/0893 , G03G2215/0822 , G03G2215/0827 , G03G2215/0838 , G03G2215/085
摘要： A development device comprising a developer conveying member and a developer raking member that are rotatably disposed in the developer conveyance path to conveying and agitating the developer in the developer conveyance paths, wherein the developer conveyance path includes first and second developer conveyance paths and first and second communication paths that communicating the first and second developer conveyance paths on both sides, the developer conveying member includes first and second developer conveying members that are disposed in the first and second developer conveyance paths, the developer raking member is disposed in at least one of the first and second communication paths.
摘要翻译：一种显影装置，包括显影剂输送构件和显影剂耙动构件，其可旋转地设置在显影剂输送路径中，以在显影剂输送路径中输送和搅拌显影剂，其中显影剂输送路径包括第一和第二显影剂输送路径，第一和第二连通第一和第二显影剂输送路径在两侧的连通路径，显影剂输送构件包括设置在第一和第二显影剂输送路径中的第一和第二显影剂输送构件，显影剂耙动构件设置在至少一个第一和第二通信路径。

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