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公开(公告)号：US09098056B2
公开(公告)日：2015-08-04
申请号：US14257804
申请日：2014-04-21
Applicant: KYOCERA Document Solutions Inc.
Inventor： Hiroaki Ohashi , Masahiro Kashimoto
CPC classification number: G03G21/1647 , G03G2221/163 , G03G2221/166 , G03G2221/1684
Abstract: An image forming apparatus includes an image carrying member unit, a development device, a developer collection mechanism and a unit support tray. The developer collection mechanism is arranged on a downstream side in a first direction where the development device and the image carrying member unit are fitted into the main body of the image forming apparatus and the toner discharge portion of the image carrying member unit is coupled to the developer collection mechanism. The unit support tray is provided such that the unit support tray can be moved horizontally in the first direction and a second direction where the development device and the image carrying member unit are removed from the main body of the image forming apparatus; the unit support tray is moved in the first or second direction such that the toner discharge portion and the developer collection mechanism are coupled or the coupling is cancelled.
Abstract translation: 图像形成装置包括图像承载构件单元，显影装置，显影剂收集机构和单元支撑托盘。 显影剂收集机构布置在第一方向的下游侧，其中显影装置和图像承载构件单元被装配到图像形成装置的主体中，并且图像承载构件单元的调色剂排出部分耦合到 开发人员收集机制 设置单元支撑托架，使得单元支撑托盘能够沿着第一方向水平移动，第二方向可移动显影装置和图像承载构件单元从图像形成装置的主体移除; 单元支撑托盘在第一或第二方向上移动，使得调色剂排出部分和显影剂收集机构联接或者联接被取消。
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公开(公告)号：US11366421B2
公开(公告)日：2022-06-21
申请号：US17368301
申请日：2021-07-06
Applicant: KYOCERA Document Solutions Inc.
Inventor： Hiroaki Ohashi
Abstract: An image forming apparatus includes: a toner supplying portion including a first attachment portion; and a waste toner collecting portion including a second attachment portion. A toner container includes a positioning member and a compatible key. The first attachment portion includes a first engaging portion configured to position the toner container to a first attachment position. The second attachment portion includes a second engaging portion configured to position the toner container to a second attachment position. The first engaging portion and the positioning member are formed in a shape that allows the toner container of a type corresponding to the first attachment portion to be selectively attached to the first attachment portion. The second engaging portion is formed in a shape that allows the positioning member to be engaged with a toner container of any one of a plurality of types.
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公开(公告)号：US11314194B2
公开(公告)日：2022-04-26
申请号：US16984838
申请日：2020-08-04
Applicant: KYOCERA Document Solutions Inc.
Inventor： Masahiro Ueno , Hiroaki Ohashi , Hirofumi Tsuji , Hiroaki Takai , Yasutaka Hashimoto , Tomoyasu Yamada
Abstract: A lighting device includes a light source, a light guide, a light guide cover, and a unit frame. The light guide is in a bar form and, while guiding light that has entered from the light source along the axial direction, sends forth the light. The light guide cover holds the light guide. The light guide cover is attached to a unit frame. The light guide cover includes a main body portion and a plurality of light guide holding portions provided along the longitudinal direction of the main body portion and holding the light guide at a plurality of places, and a plurality of guide engaging portions provided along the longitudinal direction of the main body portion. The unit frame has a cover fitting face to which the light guide cover is fitted and a plurality of cover guides with which a plurality of guide engaging portions engage respectively.
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公开(公告)号：US10824091B2
公开(公告)日：2020-11-03
申请号：US16775940
申请日：2020-01-29
Applicant: KYOCERA Document Solutions Inc.
Inventor： Hiroaki Takai , Hiroaki Ohashi , Hirofumi Tsuji , Masahiro Ueno , Yasutaka Hashimoto , Tomoyasu Yamada
IPC: G03G15/08
Abstract: A development device includes a rotational member and a housing. The rotational member rotates around an axis. In the housing, the rotational member and a toner are stored. The housing includes a lower housing and an upper housing. The lower housing has a concave first storage part having an opened upper face. The upper housing has a concave second storage part having an opened lower face. The first storage part has a first edge portion around the opened upper face. The first edge portion has a first contact face. The second storage part has a second edge portion around the opened lower face. The second edge portion has a second contact face coming into contact with the first contact face. The first contact face and the second contact face are contained in a single plane along respective entire circumferences.
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公开(公告)号：US10459369B2
公开(公告)日：2019-10-29
申请号：US16372598
申请日：2019-04-02
Applicant: KYOCERA Document Solutions Inc.
Inventor： Yuta Nohara , Tomohiko Yamakawa , Hiroaki Ohashi , Masaru Takagi
Abstract: An image forming unit of an image forming apparatus includes a developing device and a toner replenishing unit that replenishes the developing device with toner. The toner replenishing unit includes an upper toner container, a lower toner container, a toner conveyance unit, and a replenishment control unit. The upper toner container and the lower toner container are disposed adjacently to each other in a vertical direction in an apparatus body. When the upper toner container becomes empty, the replenishment control unit controls the toner replenishing unit so as to replenish the developing device with the toner from the lower toner container.
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Patent Agency Ranking
公开(公告)号：US09104128B2
公开(公告)日：2015-08-11
申请号：US14257835
申请日：2014-04-21
Applicant: KYOCERA Document Solutions Inc.
Inventor： Masahiro Kashimoto , Hiroaki Ohashi
CPC classification number: G03G15/0121 , G03G15/0806 , G03G15/0808 , G03G15/0889 , G03G15/0893 , G03G15/09 , G03G15/095
Abstract: An image forming apparatus includes an image forming section including an image carrier and a developing device, and a developer recovery mechanism. The developing device includes, a developer carrier, and a developer discharge portion. The image forming section incorporates a developing device employing a first developing method where toner is caused to adhere to the image carrier by a magnetic brush formed on the developer carrier, or a developing device having a toner carrier between the developer carrier and the image carrier, and employing a second developing method where a toner layer is formed on the toner carrier by a magnetic brush formed on the developer carrier, and toner is caused to adhere to the image carrier by the toner layer formed on the toner. These developing devices, in the image forming section, each have a same positional relationship between the developer discharge portion and an image-carrier rotation shaft.
Abstract translation: 图像形成装置包括具有图像载体和显影装置的图像形成部和显影剂回收机构。 显影装置包括显影剂载体和显影剂排出部分。 图像形成部分包括采用第一显影方法的显影装置，其中通过形成在显影剂载体上的磁刷将调色剂附着到图像载体上，或者在显影剂载体和图像载体之间具有调色剂载体的显影装置， 并且采用第二显影方法，其中通过形成在显影剂载体上的磁刷在调色剂载体上形成调色剂层，并且通过调色剂上形成的调色剂层使调色剂附着到图像载体上。 图像形成部中的这些显影装置在显影剂排出部和图像载体旋转轴之间各具有相同的位置关系。
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公开(公告)号：US09098018B2
公开(公告)日：2015-08-04
申请号：US14519864
申请日：2014-10-21
Applicant: KYOCERA Document Solutions Inc.
Inventor： Masahiro Kashimoto , Hiroaki Ohashi
IPC: G03G15/08
CPC classification number: G03G15/0891 , G03G15/0812 , G03G15/0877 , G03G15/0889 , G03G15/0893 , G03G2215/0819 , G03G2215/0822 , G03G2215/0827 , G03G2215/0833 , G03G2215/0838
Abstract: A developing device according to the present disclosure is provided with a developing container, a first stirring conveyance member and a second stirring conveyance member that stir and convey a developer within the developing container, and a developer carrying member that carries the developer. The developing container includes a discharge passage where a developer discharge port for discharging surplus developer within the developing container is formed. In the discharge passage, a discharge screw having a rotation shaft and a spiral blade is disposed. Within the discharge passage, at a portion on an upstream side of the developer discharge port in a developer discharge direction, there is provided a discharge regulating member that regulates discharge of the developer.
Abstract translation: 根据本公开的显影装置设置有显影容器，第一搅拌输送构件和第二搅拌输送构件，其搅拌并输送显影容器内的显影剂，以及携带显影剂的显影剂承载构件。 显影容器包括排出通道，其中形成用于排出显影容器内的剩余显影剂的显影剂排出口。 在排出通道中设置有具有旋转轴和螺旋叶片的排出螺杆。 在排出通道内，在显影剂排出口的上游侧的部分，在显影剂排出方向上设置有调节显影剂排出的排出调节构件。
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公开(公告)号：US20130343784A1
公开(公告)日：2013-12-26
申请号：US13924127
申请日：2013-06-21
Applicant: Kyocera Document Solutions Inc.
Inventor： Takeshi Fujimura , Ryoji Nishimura , Hiroaki Ohashi , Masahiro Kashimoto
IPC: G03G15/09
CPC classification number: G03G15/0889 , G03G15/0893 , G03G2215/0132 , G03G2215/0827 , G03G2215/0844
Abstract: A developing unit according to an embodiment of the present disclosure includes a developer container, a stirring member, a magnetic roller, a developing roller, a developer supply port, and a developer discharge portion. The developer discharge portion includes a discharge blade having a spiral blade and conveying an excess developer, a developer discharge port through which the excess developer conveyed by the discharge blade is discharged outside of the developer container, and an air outlet through which an airflow in the developer container passes toward the outside of the developer container. The developer discharge port is located at a position lower than the upper surface of the developer present in the developer discharge portion; and the air outlet is located at a position higher than the upper surface of the developer present in the developer discharge portion.
Abstract translation: 根据本公开实施例的显影单元包括显影剂容器，搅拌构件，磁性辊，显影辊，显影剂供给口和显影剂排出部。 显影剂排出部分包括具有螺旋叶片并输送多余显影剂的排出刮刀，显影剂排出口，由排出叶片输送的多余显影剂通过该排出口排出到显影剂容器外部;以及空气出口， 显影剂容器朝向显影剂容器的外部。 显影剂排出口位于比显影剂排出部中存在的显影剂的上表面低的位置; 并且空气出口位于比显影剂排出部分中存在的显影剂的上表面高的位置。
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公开(公告)号：US10884355B2
公开(公告)日：2021-01-05
申请号：US16710912
申请日：2019-12-11
Applicant: KYOCERA Document Solutions Inc.
Inventor： Yuta Nohara , Tomohiko Yamakawa , Hiroaki Ohashi , Masaru Takagi
Abstract: An image forming unit of an image forming apparatus includes a developing device and a toner replenishing unit that replenishes the developing device with toner. The toner replenishing unit includes an upper toner container, a lower toner container, a toner conveyance unit. The upper toner container and the lower toner container are disposed in a staggered manner in an apparatus body.
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公开(公告)号：US10545430B2
公开(公告)日：2020-01-28
申请号：US16127689
申请日：2018-09-11
Applicant: KYOCERA Document Solutions Inc.
Inventor： Yuta Nohara , Tomohiko Yamakawa , Hiroaki Ohashi , Masaru Takagi
Abstract: An image forming unit of an image forming apparatus includes a developing device and a toner replenishing unit that replenishes the developing device with toner. The toner replenishing unit includes an upper toner container, a lower toner container, a toner conveyance unit, and a replenishment control unit. The upper toner container and the lower toner container are disposed in a staggered manner in an apparatus body. When the upper toner container becomes empty, the replenishment control unit controls the toner replenishing unit so as to replenish the developing device with the toner from the lower toner container.
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