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公开(公告)号：US07630670B2
公开(公告)日：2009-12-08
申请号：US11439982
申请日：2006-05-25
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G15/0886 , G03G2215/0177 , G03G2215/0802
摘要： In a developing apparatus provided with a developer container containing a developer, a rotary member holding the developer container and rotatively moving it relative to a developing position, an opening portion provided in the developer container and through which the developer is supplied or discharged, a valve swingable to open and close the opening portion, and a restricting wall restricting the movement of the valve in an opening direction by contacting with the valve when the valve is in an opened position, an irregularity portion is provided on at least one of the contact surface of the valve with the restricting wall and the contact surface of the restricting wall with the valve.
摘要翻译： 在设置有容纳显影剂的显影剂容器的显影装置中，保持显影剂容器并相对于显影位置使其旋转移动的旋转构件，设置在显影剂容器中并且显影剂通过其供应或排出的开口部分， 可旋转地打开和关闭开口部分;以及限制壁，其在阀处于打开位置时通过与阀接触来限制阀在打开方向上的运动，在接触表面中的至少一个上设置有不规则部分 的阀门与限制壁和限制壁的接触表面与阀。
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公开(公告)号：US20060088341A1
公开(公告)日：2006-04-27
申请号：US11242939
申请日：2005-10-05
IPC分类号： G03G15/08
CPC分类号： G03G15/0879 , G03G15/0877 , G03G2215/0602
摘要： The image forming apparatus includes a developing device, a movable member, a replenishment device, a developer replenishment path, and a conveyance screw so arranged within the developer replenishment path as not to come into contact with the internal wall of the developer replenishment path, wherein X (g) representing the quantity of the developer for replenishment present in the clearance section between the developer replenishment path and the conveyance screw, Y (g) representing the quantity of the developer in the developing device, Q(μC/mg) representing the absolute value of the electric charge per unit weight of the toner in the developing device, and A(μC/mg) representing the absolute value of the electric charge per unit weight of the toner relative to a 1% variation in the toner density satisfy the condition of a relationship of X≦(Y×Q)/(500×A).
摘要翻译： 图像形成装置包括显影装置，可移动构件，补充装置，显影剂补充路径和输送螺杆，其布置在显影剂补充路径内，以不与显影剂补充路径的内壁接触，其中 表示显影剂补充路径和输送螺杆之间的间隙部分中存在的用于补充的显影剂的量的X（g），表示显影装置中的显影剂的量的Y（g），表示 显影装置中的调色剂的每单位重量的电荷的绝对值，和表示调色剂单位重量的电荷的绝对值相对于调色剂浓度1％的变化的A（μC/ mg）满足 X <=（YxQ）/（500xA）的关系的条件。
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3.发明授权Image forming apparatus including an index feature for extending the life of a photosensitive member 有权图像形成设备包括用于延长感光构件的寿命的折射特征公开(公告)号：US07263318B2
公开(公告)日：2007-08-28
申请号：US11249630
申请日：2005-10-14
IPC分类号： G03G15/09
CPC分类号： G03G15/0921 , G03G2215/0609
摘要： The image forming apparatus has an electrophotographic photosensitive member and a developing device for using a developer including toner and carrier, wherein the developing device develops an electrostatic image on a photosensitive member by putting the developer forming a magnetic brush on a developer bearing member including magnetic field generation device inside in contact with the photosensitive member, and when a contact pressure of the developer on the developer bearing member against the photosensitive member is P (Pa), a circumferential velocity of the developer bearing member is VSl (mm/s), a circumferential velocity of the photosensitive member is VDr (mm/s), and an elastic deformation ratio of the photosensitive member is W (%), a degree of sliding of the photosensitive member by the developer represented ranges from 650 to 60500.
摘要翻译： 图像形成装置具有电子照相感光构件和用于使用包括调色剂和载体的显影剂的显影装置，其中显影装置通过将形成磁刷的显影剂置于包含磁场的显影剂承载构件上而在感光构件上显影静电图像 内部与感光构件接触的发生装置，并且当显影剂承载构件上的显影剂抵靠感光构件的接触压力为P（Pa）时，显影剂承载构件的圆周速度为V S1 >（mm / s），感光体的圆周速度为V Dr（mm / s），感光体的弹性变形率为W（％），滑动的程度 由显影剂表示的感光构件的范围为650至60500。
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公开(公告)号：US20060140651A1
公开(公告)日：2006-06-29
申请号：US11314091
申请日：2005-12-22
CPC分类号： G03G15/0121 , G03G15/0803 , G03G2215/0177
摘要： A developing apparatus for developing an electrostatic image with light chromatic toner and dark chromatic toner which have the same hue, the developing device includes a light color developing device for accommodating a developer containing the light chromatic toner and carrier to develop the electrostatic image; a dark color developing device for accommodating a developer containing the dark chromatic toner and carrier to develop the electrostatic image; light color developer supply container accommodating a developer containing the light chromatic toner and the carrier to be supplied to the light color developing device; and dark color developer supply container accommodating a developer containing the dark chromatic toner and the carrier to be supplied to the dark color developing device, wherein the developer in the light chromatic toner supply container and the developer in the dark chromatic toner supply container have carrier weight ratios which are different from each other.
摘要翻译： 一种显影装置，用于使用具有相同色调的浅色调色剂和深色调色剂显影静电图像，所述显影装置包括用于容纳含有所述浅色调色剂和载体的显影剂以显影所述静电图像的浅色显影装置; 深色显影装置，用于容纳含有深色调色剂和载体的显影剂以显影静电图像; 浅色显影剂供应容器，容纳含有所述浅色调色剂和所述载体的显影剂供应到所述浅色显影装置; 和深色显影剂供应容器，其容纳包含暗色调色剂和载体的显影剂供给暗色显影装置，其中，浅色调色剂供应容器中的显影剂和暗色调色剂供应容器中的显影剂具有载体重量 相互不同的比例。
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公开(公告)号：US07277649B2
公开(公告)日：2007-10-02
申请号：US11314091
申请日：2005-12-22
IPC分类号： G03G15/08
CPC分类号： G03G15/0121 , G03G15/0803 , G03G2215/0177
摘要： A developing apparatus for developing an electrostatic image with light chromatic toner and dark chromatic toner which have the same hue, the developing device includes a light color developing device for accommodating a developer containing the light chromatic toner and carrier to develop the electrostatic image; a dark color developing device for accommodating a developer containing the dark chromatic toner and carrier to develop the electrostatic image; light color developer supply container accommodating a developer containing the light chromatic toner and the carrier to be supplied to the light color developing device; and dark color developer supply container accommodating a developer containing the dark chromatic toner and the carrier to be supplied to the dark color developing device, wherein the developer in the light chromatic toner supply container and the developer in the dark chromatic toner supply container have carrier weight ratios which are different from each other.
摘要翻译： 一种显影装置，用于使用具有相同色调的浅色调色剂和深色调色剂显影静电图像，所述显影装置包括用于容纳含有所述浅色调色剂和载体的显影剂以显影所述静电图像的浅色显影装置; 深色显影装置，用于容纳含有深色调色剂和载体的显影剂以显影静电图像; 浅色显影剂供应容器，容纳含有所述浅色调色剂和所述载体的显影剂供应到所述浅色显影装置; 和深色显影剂供应容器，其容纳包含暗色调色剂和载体的显影剂供给暗色显影装置，其中，浅色调色剂供应容器中的显影剂和暗色调色剂供应容器中的显影剂具有载体重量 相互不同的比例。
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公开(公告)号：US20070053720A1
公开(公告)日：2007-03-08
申请号：US11439982
申请日：2006-05-25
CPC分类号： G03G15/0893 , G03G15/0877 , G03G15/0886 , G03G2215/0177 , G03G2215/0802
摘要： In a developing apparatus provided with a developer container containing a developer, a rotary member holding the developer container and rotatively moving it relative to a developing position, an opening portion provided in the developer container and through which the developer is supplied or discharged, a valve swingable to open and close the opening portion, and a restricting wall restricting the movement of the valve in an opening direction by contacting with the valve when the valve is in an opened position, an irregularity portion is provided on at least one of the contact surface of the valve with the restricting wall and the contact surface of the restricting wall with the valve.
摘要翻译： 在设置有容纳显影剂的显影剂容器的显影装置中，保持显影剂容器并相对于显影位置使其旋转移动的旋转构件，设置在显影剂容器中并且显影剂通过其供应或排出的开口部分， 可旋转地打开和关闭开口部分;以及限制壁，其在阀处于打开位置时通过与阀接触来限制阀在打开方向上的运动，在接触表面中的至少一个上设置有不规则部分 的阀门与限制壁和限制壁的接触表面与阀。
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公开(公告)号：US07881638B2
公开(公告)日：2011-02-01
申请号：US11691113
申请日：2007-03-26
IPC分类号： G03G15/08
CPC分类号： G03G15/0822 , G03G2215/0833
摘要： A developing apparatus includes a developer container for containing a developer; a first screw, provided in a first screw, provided in a first chamber in the developer container, for feeding the developer; a second screw, provided in a second chamber in the developer container, for feeding the developer in a direction opposite from that of the first screw; an opening through which the developer is moved between the first chamber and the second chamber; and a developer carrying member, provided in the first chamber, for carrying the developer to effect development of an electrostatic image. At least one of said first screw and said second screw has a multiple thread screw portion having a number n of threads and a thread pitch P. The opening is located downstream from the multiple thread screw portion in a developer feeding direction and extends from a downstream-side end of the multiple thread screw portion in the developer feeding direction toward an upstream side of the multiple thread screw portion in a length equal to or more than nP.
摘要翻译： 显影装置包括用于容纳显影剂的显影剂容器; 第一螺钉，设置在第一螺钉中，设置在显影剂容器中的第一室中，用于供给显影剂; 第二螺杆，设置在显影剂容器中的第二室中，用于沿着与第一螺杆的方向相反的方向供给显影剂; 显影剂在第一室和第二室之间移动的开口; 以及设置在第一室中的显影剂承载构件，用于承载显影剂以实现静电图像的显影。 所述第一螺杆和所述第二螺杆中的至少一个具有多个螺纹螺纹部分，其具有数量为n的螺纹和螺距P。所述开口位于显影剂输送方向上的多螺纹螺纹部分的下游，并且从下游 在显影剂供给方向上的多个螺纹螺纹部分的端部朝向多螺纹螺纹部分的上游侧，其长度等于或大于nP。
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8.发明授权Image forming apparatus having movable developing devices and developer replenishment device 失效具有可移动显影装置和显影剂补充装置的图像形成装置公开(公告)号：US07386261B2
公开(公告)日：2008-06-10
申请号：US11242939
申请日：2005-10-05
IPC分类号： G03G15/08
CPC分类号： G03G15/0879 , G03G15/0877 , G03G2215/0602
摘要： The image forming apparatus includes a developing device, a movable member, a replenishment device, a developer replenishment path, and a conveyance screw so arranged within the developer replenishment path as not to come into contact with the internal wall of the developer replenishment path, wherein X (g) representing the quantity of the developer for replenishment present in the clearance section between the developer replenishment path and the conveyance screw, Y (g) representing the quantity of the developer in the developing device, Q(μC/mg) representing the absolute value of the electric charge per unit weight of the toner in the developing device, and A(μC/mg) representing the absolute value of the electric charge per unit weight of the toner relative to a 1% variation in the toner density satisfy the condition of a relationship of X≦(Y×Q)/(500×A).
摘要翻译： 图像形成装置包括显影装置，可移动构件，补充装置，显影剂补充路径和输送螺杆，其布置在显影剂补充路径内，以不与显影剂补充路径的内壁接触，其中 表示显影剂补充路径和输送螺杆之间的间隙部分中存在的用于补充的显影剂的量的X（g），表示显影装置中的显影剂的量的Y（g），表示 显影装置中的调色剂的每单位重量的电荷的绝对值，和表示调色剂单位重量的电荷的绝对值相对于调色剂浓度1％的变化的A（μC/ mg）满足 X <=（YxQ）/（500xA）的关系的条件。
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公开(公告)号：US07362989B2
公开(公告)日：2008-04-22
申请号：US11246184
申请日：2005-10-11
IPC分类号： G03G15/08
CPC分类号： G03G15/0893 , G03G15/0877 , G03G2215/0822
摘要： The developing apparatus includes developer containing parts and a replenishment portion. The developer containing parts contains a developer circularly conveyed in the developer containing parts. The replenishment portion includes a replenish aperture and a regulation surface. The replenishment portion merges a replenishment agent passing through the regulation surface with the developer in the developer containing part. In the developing apparatus, a wall surface of the replenishment portion, located on a downstream side in a developer conveyance direction in the developer containing part facing to the replenishment portion, is formed by being inclined with respect to the developer conveyance direction.
摘要翻译： 显影装置包括显影剂容纳部分和补充部分。 包含部件的显影剂包含在显影剂中循环输送的显影剂容纳部件的显影剂。 补充部分包括补充孔和调节表面。 补充部分将通过调节表面的补充剂与显影剂包含部分中的显影剂合并。 在显影装置中，通过相对于显影剂输送方向倾斜地形成补充部的位于显影剂输送方向的下游侧的补充部的壁面。
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公开(公告)号：US20070231014A1
公开(公告)日：2007-10-04
申请号：US11691113
申请日：2007-03-26
IPC分类号： G03G15/08
CPC分类号： G03G15/0822 , G03G2215/0833
摘要： A developing apparatus includes a developer container for containing a developer; a first screw, provided in a first screw, provided in a first chamber in the developer container, for feeding the developer; a second screw, provided in a second chamber in the developer container, for feeding the developer in a direction opposite from that of the first screw; an opening through which the developer is moved between the first chamber and the second chamber; and a developer carrying member, provided in the first chamber, for carrying the developer to effect development of an electrostatic image. At least one of said first screw and said second screw has a multiple thread screw portion having a number n of threads and a thread pitch P. The opening is located downstream from the multiple thread screw portion in a developer feeding direction and extends from a downstream-side end of the multiple thread screw portion in the developer feeding direction toward an upstream side of the multiple thread screw portion in a length equal to or more than nP.
摘要翻译： 显影装置包括用于容纳显影剂的显影剂容器; 第一螺钉，设置在第一螺钉中，设置在显影剂容器中的第一室中，用于供给显影剂; 第二螺杆，设置在显影剂容器中的第二室中，用于沿着与第一螺杆的方向相反的方向供给显影剂; 显影剂在第一室和第二室之间移动的开口; 以及设置在第一室中的显影剂承载构件，用于承载显影剂以实现静电图像的显影。 所述第一螺杆和所述第二螺杆中的至少一个具有多个螺纹螺纹部分，其具有数量为n的螺纹和螺距P。所述开口位于显影剂输送方向上的多螺纹螺纹部分的下游，并且从下游 在显影剂供给方向上的多个螺纹螺纹部分的端部朝向多螺纹螺纹部分的上游侧，其长度等于或大于nP。
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