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公开(公告)号：US09213270B2
公开(公告)日：2015-12-15
申请号：US13597025
申请日：2012-08-28
申请人： Tetsushi Sakuma , Takeshi Sakashita , Masanari Fujita , Mitsutoshi Kichise , Yuuji Meguro , Masato Tsuji
发明人： Tetsushi Sakuma , Takeshi Sakashita , Masanari Fujita , Mitsutoshi Kichise , Yuuji Meguro , Masato Tsuji
CPC分类号： G03G15/1605 , G03G15/1695
摘要： An image forming apparatus includes: a rotatable transfer member rotatably driven while carrying a toner image thereon; a rotary transfer member to form a transfer nip for transferring the toner image to a recording medium; a housing rotatable about a first rotation center together with the rotary transfer member and switching between a closed state and an open state by the rotation about the first rotation center; a guide member to guide the recording medium conveyed through a conveyance path toward upstream in the direction of rotation of the rotatable transfer member than the transfer nip; a support frame to support the rotatable transfer member; a biasing member to bias the guide member; and a receiving part, disposed on the support frame, configured to contact the guide member biased by the biasing member and position the guide member in the closed state of the housing.
摘要翻译： 图像形成装置包括：旋转传送构件，其可旋转地驱动，同时在其上承载调色剂图像; 旋转传递构件，以形成用于将调色剂图像转印到记录介质的转印辊隙; 壳体，其与所述旋转传递构件一起围绕第一旋转中心旋转，并且通过围绕所述第一旋转中心的旋转而在关闭状态和打开状态之间切换; 引导构件，用于引导通过传送路径传送的记录介质朝向可转动传送构件的旋转方向的上游，而不是转印夹持部; 支撑框架，用于支撑所述可旋转传递构件; 偏置构件，用于偏压引导构件; 以及设置在所述支撑框架上的接收部件，其构造成接触由所述偏置构件偏置的所述引导构件，并且将所述引导构件定位在所述壳体的关闭状态。
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公开(公告)号：US09031450B2
公开(公告)日：2015-05-12
申请号：US14086303
申请日：2013-11-21
申请人： Tetsushi Sakuma , Takeshi Sakashita , Kenji Nakamura , Masanari Fujita , Yuuji Meguro , Mitsutoshi Kichise
发明人： Tetsushi Sakuma , Takeshi Sakashita , Kenji Nakamura , Masanari Fujita , Yuuji Meguro , Mitsutoshi Kichise
CPC分类号： G03G21/12
摘要： A toner collection unit, which can be included in an image forming apparatus, includes a collected toner container having an opening and storing collected toner, a flexible seal sealing the opening of the collected toner container, having a shape of a recess in an initial condition before toner is collected in the container, and being flexible to change the shape to inflate outwardly due to a pressing force exerted from the toner stored in the container, a moving unit disposed outside the flexible seal and movable both in a positive direction to approach the opening of the container and in an opposite direction to move away from the opening when contacting the flexible seal inflating outwardly, a detector detecting movement of the moving unit, and a regulator regulating the moving unit from coming into the recess of the flexible seal in the initial condition.
摘要翻译： 可以包括在图像形成装置中的调色剂收集单元包括具有开口并收集收集的调色剂的收集的调色剂容器，密封收集的调色剂容器的开口的柔性密封件，具有初始状态下的凹部的形状 在将调色剂收集在容器中之前，并且由于从存储在容器中的调色剂施加的按压力，柔性以改变形状向外膨胀;移动单元设置在柔性密封件的外部，并且可沿正向移动以接近 容器的开口并且在相反的方向上移动以远离开口，当接触向外膨胀的柔性密封件时，检测器检测移动单元的移动，以及调节器，其调节移动单元进入柔性密封件的凹部 初始条件。
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公开(公告)号：US08983357B2
公开(公告)日：2015-03-17
申请号：US13421532
申请日：2012-03-15
申请人： Takeshi Sakashita , Yuuji Meguro , Masanari Fujita , Mitsutoshi Kichise , Tetsushi Sakuma , Masato Tsuji
发明人： Takeshi Sakashita , Yuuji Meguro , Masanari Fujita , Mitsutoshi Kichise , Tetsushi Sakuma , Masato Tsuji
CPC分类号： G03G21/105 , B65G11/026 , G03G15/0189 , G03G21/10 , G03G21/12 , G03G2215/0132
摘要： A powder transport device includes a first transport tube through which powder falls under gravity; a second transport tube having a transport member that transports the powder in a substantially horizontal direction; and a joint section having a ceiling, opposed side walls, an upstream wall, and a downstream wall. The joint section defines a first drop region, defined by the downstream wall and the side walls, continuous with and positioned directly under the first transport tube, to drop the powder dropped from the first transport tube; and a second drop region, defined by the ceiling, the upstream wall, and the side walls, displaced relative to and continuous with the first drop region, positioned adjacent to the second transport tube, to drop the powder transported from the second transport tube upstream from the first drop region in the direction in which the powder is transported through the second transport tube.
摘要翻译： 粉末输送装置包括粉末在重力作用下通过该第一输送管; 第二输送管，其具有沿基本上水平的方向输送粉末的输送构件; 以及具有天花板，相对侧壁，上游侧壁和下游侧壁的接合部。 接头部分限定由第一输送管连续并定位在第一输送管下方的由下游壁和侧壁限定的第一液滴区域，以使从第一输送管下落的粉末落下; 以及由天花板，上游壁和侧壁限定的第二液滴区域，其相对于第一液滴区域相对于第二液滴区域和第二液滴区域连续定位，邻近第二输送管定位，以将从第二输送管输送的粉末上游 从粉末通过第二输送管的方向从第一液滴区域排出。
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公开(公告)号：US08971752B2
公开(公告)日：2015-03-03
申请号：US13542283
申请日：2012-07-05
CPC分类号： G03G15/161 , G03G15/0189 , G03G15/1615 , G03G21/007 , G03G2215/0132 , G03G2215/1661
摘要： A belt device includes: a belt that passes through a plurality of image forming units, each of the image forming units including a transfer member and an image carrier as a pair, the transfer member moves in a direction to contact with the belt and in a direction so as to be separated from the belt; a cleaning unit cleans an outer periphery of the belt after the belt passes through all the image forming units; and a pressing member is disposed between the cleaning unit and the image forming unit located on the most upstream side and that presses the outer periphery of the belt, wherein when the transfer member of at least one of the image forming units moves to be separated from the belt, the transfer member of the rest of the image forming units and the pressing member support the belt.
摘要翻译： 皮带装置包括：穿过多个图像形成单元的皮带，每个图像形成单元包括一对传送构件和图像载体，所述传送构件沿与皮带接触的方向移动，并且在 方向与皮带分离; 在皮带穿过所有图像形成单元之后，清洁单元清洁皮带的外周; 并且按压构件设置在所述清洁单元和位于最上游侧的图像形成单元之间并且压靠所述带的外周，其中当所述图像形成单元中的至少一个的所述转印构件移动以与所述图像形成单元分离时 皮带，其余图像形成单元的传送构件和按压构件支撑皮带。
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5.发明申请公开(公告)号：US20120237268A1
公开(公告)日：2012-09-20
申请号：US13421532
申请日：2012-03-15
申请人： Takeshi SAKASHITA , Yuuji Meguro , Masanari Fujita , Mitsutoshi Kichise , Tetsushi Sakuma , Masato Tsuji
发明人： Takeshi SAKASHITA , Yuuji Meguro , Masanari Fujita , Mitsutoshi Kichise , Tetsushi Sakuma , Masato Tsuji
IPC分类号： G03G15/08
CPC分类号： G03G21/105 , B65G11/026 , G03G15/0189 , G03G21/10 , G03G21/12 , G03G2215/0132
摘要： A powder transport device includes a first transport tube through which powder falls under gravity; a second transport tube having a transport member that transports the powder in a substantially horizontal direction; and a joint section having a ceiling, opposed side walls, an upstream wall, and a downstream wall. The joint section defines a first drop region, defined by the downstream wall and the side walls, continuous with and positioned directly under the first transport tube, to drop the powder dropped from the first transport tube; and a second drop region, defined by the ceiling, the upstream wall, and the side walls, displaced relative to and continuous with the first drop region, positioned adjacent to the second transport tube, to drop the powder transported from the second transport tube upstream from the first drop region in the direction in which the powder is transported through the second transport tube.
摘要翻译： 粉末输送装置包括粉末在重力作用下通过该第一输送管; 第二输送管，其具有沿基本上水平的方向输送粉末的输送构件; 以及具有天花板，相对侧壁，上游侧壁和下游侧壁的接合部。 接头部分限定由第一输送管连续并定位在第一输送管下方的由下游壁和侧壁限定的第一液滴区域，以使从第一输送管下落的粉末落下; 以及由天花板，上游壁和侧壁限定的第二液滴区域，其相对于第一液滴区域相对于第二液滴区域和第二液滴区域连续定位，邻近第二输送管定位，以将从第二输送管输送的粉末上游 从粉末通过第二输送管的方向从第一液滴区域排出。
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6.发明授权Transfer device and attachment of the transfer device to a cover of an image forming apparatus 有权传送装置和传送装置附接到图像形成装置的盖上公开(公告)号：US09164470B2
公开(公告)日：2015-10-20
申请号：US14025017
申请日：2013-09-12
CPC分类号： G03G21/1623 , G03G15/16 , G03G21/1633
摘要： An image forming apparatus, includes: a main body; a cover configured to be provided so as to be capable of being opened and closed with respect to the main body; an attachment unit configured to be provided on the cover; a unit configured to be attached to the attachment unit; a positioning member configured to, on closing of the cover, position the unit with respect to a member attached to the main body or the main body; a guiding member configured to guide the unit to the positioning member; and a protrusion configured to be provided at the guiding member to protrude in an attaching direction of the unit.
摘要翻译： 一种图像形成装置，包括：主体; 被配置为能够相对于主体打开和关闭的盖子; 配置为设置在所述盖上的附接单元; 被配置为附接到所述附接单元的单元; 定位构件，其构造成在所述盖关闭时将所述单元相对于附接到所述主体或所述主体的构件定位; 引导构件，其构造成将所述单元引导到所述定位构件; 以及突出部，其构造成设置在所述引导构件上，以沿所述单元的附接方向突出。
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公开(公告)号：US09360824B2
公开(公告)日：2016-06-07
申请号：US14791658
申请日：2015-07-06
申请人： Tomohiro Fukao , Tsuyoshi Nozaki , Yoshihiro Mikuriya , Yoshimichi Ishikawa , Atsushi Yamamoto , Kazuoki Fuwa , Tomoharu Miki , Naoki Nakatake , Takeshi Yamashita , Tetsushi Sakuma
发明人： Tomohiro Fukao , Tsuyoshi Nozaki , Yoshihiro Mikuriya , Yoshimichi Ishikawa , Atsushi Yamamoto , Kazuoki Fuwa , Tomoharu Miki , Naoki Nakatake , Takeshi Yamashita , Tetsushi Sakuma
IPC分类号： G03G21/00
CPC分类号： G03G21/0011 , G03G21/0017 , G03G2215/0132
摘要： An image forming apparatus is provided which includes an image bearer, a charger, an irradiator, a developing device to develop an electrostatic latent image on the image bearer with a toner to form a toner image, a transfer device to transfer the toner image onto a transfer medium, and a cleaner to remove toner particles remaining on the image bearer without being transferred. The toner includes a mother particle including a binder resin and a colorant and one or more external additives. At least one of the external additives includes primary particles having a number average particle diameter in the range of 0.05 to 0.30 μm. The cleaner includes an elastic body blade having a contact part with the image bearer. The contact part has a surface elastic modulus in the range of 15 to 25 N/mm2 and a surface friction coefficient in the range of 0.5 to 0.7.
摘要翻译： 提供一种图像形成装置，其包括图像载体，充电器，照射器，显影装置，用调色剂显影图像载体上的静电潜像以形成调色剂图像;转印装置，用于将调色剂图像转印到 转印介质和清洁剂以除去残留在图像载体上的调色剂颗粒而不被转印。 调色剂包括包含粘合剂树脂和着色剂的母体颗粒和一种或多种外部添加剂。 外部添加剂中的至少一种包括数均粒径为0.05〜0.30μm的一次粒子。 清洁器包括具有与图像承载体的接触部分的弹性体刀片。 接触部的表面弹性模量为15〜25N / mm 2，表面摩擦系数为0.5〜0.7。
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公开(公告)号：US20130344427A1
公开(公告)日：2013-12-26
申请号：US14003931
申请日：2012-03-09
申请人： Takuya Kadota , Yoshihiro Mikuriya , Tsuyoshi Nozaki , Yoshimichi Ishikawa , Kazuoki Fuwa , Tomohiro Fukao , Tomoharu Miki , Masayuki Hagi , Hidekazu Shono , Manabu Hamada , Tetsushi Sakuma
发明人： Takuya Kadota , Yoshihiro Mikuriya , Tsuyoshi Nozaki , Yoshimichi Ishikawa , Kazuoki Fuwa , Tomohiro Fukao , Tomoharu Miki , Masayuki Hagi , Hidekazu Shono , Manabu Hamada , Tetsushi Sakuma
CPC分类号： G03G9/0827 , G03G9/09716 , G03G9/09725 , G03G21/0029
摘要： To provide a toner, which contains a binder resin, a colorant, and a silicone oil-treated external additive, wherein the silicone oil-treated external additive contains free silicone oil, and a total amount of the free silicone oil is 0.2% by mass to 0.5% by mass relative to the toner, and wherein the toner has the average circularity of 0.96 to 1.
摘要翻译： 为了提供含有粘合剂树脂，着色剂和硅油处理的外部添加剂的调色剂，其中硅油处理的外部添加剂含有游离的硅油，游离硅油的总量为0.2质量％ 〜0.5质量％，其中调色剂的平均圆形度为0.96〜1。
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公开(公告)号：US09031453B2
公开(公告)日：2015-05-12
申请号：US13924923
申请日：2013-06-24
申请人： Tetsushi Sakuma , Satoshi Kunioka
发明人： Tetsushi Sakuma , Satoshi Kunioka
CPC分类号： G03G21/168 , G03G21/1647
摘要： The present invention provides a retainer device capable of preventing a unit such as a transfer device from dropping when detached from an image forming apparatus. The retainer device includes a transfer device detachably attached to the image forming apparatus; a guide member to supportably guide the transfer device with respect to the image forming apparatus when the transfer device is detached from the image forming apparatus; and a stopper, disposed on the guide member, configured to contact the transfer device when the transfer device is moving in a direction separating from the image forming apparatus and stop the transfer device from dropping from the image forming apparatus. The guide member is switchable between a separation regulating state and a guidable state so that the transfer device is prevented from dropping when detached from the image forming apparatus.
摘要翻译： 本发明提供一种保持装置，当从图像形成装置分离时，能够防止诸如转印装置的单元掉落。 保持装置包括可拆卸地附接到图像形成装置的传送装置; 引导构件，用于当所述传送装置与所述图像形成装置分离时，相对于所述图像形成装置可移动地引导所述传送装置; 以及设置在所述引导构件上的止动件，其构造成当所述转移装置沿与所述图像形成装置分离的方向移动时接触所述输送装置，并且阻止所述转印装置从所述图像形成装置落下。 引导构件可在分离调节状态和可引导状态之间切换，使得当从图像形成装置分离时防止转印装置掉落。
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公开(公告)号：US07734236B2
公开(公告)日：2010-06-08
申请号：US12232260
申请日：2008-09-12
申请人： Tetsushi Sakuma
发明人： Tetsushi Sakuma
CPC分类号： G03G21/168 , G03G15/162 , G03G2215/00151 , G03G2221/1642
摘要： According to an aspect of the present invention, there is provided a belt unit including: a belt that is formed in an endless shape; a first roller that supports the belt from an inner side of the belt; a second roller that supports the belt from the inner side of the belt; regulation walls that are disposed on both sides of the second roller and that each includes a boss protruding outwardly, the boss having a tapered portion; and plate frames that are disposed on both sides of the belt and that each includes: a first groove portion that supports the first roller; and a second groove portion that supports the second roller, the second groove portion having a rounded edge formed to be run on by the boss through the tapered portion.
摘要翻译： 根据本发明的一个方面，提供了一种带单元，包括：带状，其形成为环形; 从所述带的内侧支撑所述带的第一辊; 从所述带的内侧支撑所述带的第二辊; 调节壁设置在第二辊的两侧，并且每个壁包括向外突出的凸台，凸台具有锥形部分; 以及设置在所述带的两侧的板框，并且每个都包括：支撑所述第一辊的第一槽部; 以及第二槽部，其支撑所述第二辊，所述第二槽部具有形成为通过所述锥形部由所述凸台延伸的圆形边缘。
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