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公开(公告)号:US11487220B1
公开(公告)日:2022-11-01
申请号:US17702512
申请日:2022-03-23
Applicant: KYOCERA Document Solutions Inc.
Inventor: Takuya Kawasumi , Masakazu Uehara , Rei Yamagishi , Hiroaki Kitagawa , Seia Fujii
IPC: G03G15/08
Abstract: A developing device includes a developing container, a developer carrier, a seal member, and a pair of pressing members. The developing container has an opening. The seal member includes a contact end part that makes contact with an entire region of an outer circumferential surface of the developer carrier in its rotary shaft direction and is one of end edges of the seal member in a longitudinal direction thereof on a side near the developer carrier and an interposed end part that is interposed between each of both end parts of the developer carder and a corresponding one of the pressing members and is an end edge of the seal member orthogonal to the contact end part, and a chamfered shape is formed at a corner between the contact end part and the interposed end part.
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公开(公告)号:US11599057B2
公开(公告)日:2023-03-07
申请号:US17649319
申请日:2022-01-28
Applicant: KYOCERA Document Solutions Inc.
Inventor: Rei Yamagishi
Abstract: A developing device is detachably supported by an image forming apparatus. The developing device includes a housing that can store developer inside the housing, at least one rotating member rotatably provided for the housing, a first support shaft composed of a conductive member and disposed at an axial end of the rotating member, and a support member including a first bearing portion that supports the first support shaft and constituting a side face of the housing in an axial direction of the rotating member. The first bearing portion includes a first guide portion. The first guide portion protrudes outward from an outer surface of the support member and configured to be guided to an installation position of the developing device during installation of the developing device in the image forming apparatus.
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公开(公告)号:US11567425B2
公开(公告)日:2023-01-31
申请号:US17701445
申请日:2022-03-22
Applicant: KYOCERA Document Solutions Inc.
Inventor: Takuya Kawasumi , Masakazu Uehara , Rei Yamagishi , Hiroaki Kitagawa
IPC: G03G15/08
Abstract: The developing device includes a development container, a developer carrier, and a cover member. The development container has an opening. The developer carrier has a development area. The cover member, including a front face portion, an upper face portion, a lower face portion, a side face portion, and reinforcing ribs, is removably fitted to the development container such that the developer carrier is covered with at least the front face portion and the upper face portion. With the cover member fitted to the development container, a gap is formed between each reinforcing rib and the development container.
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公开(公告)号:US11550238B2
公开(公告)日:2023-01-10
申请号:US17701495
申请日:2022-03-22
Applicant: KYOCERA Document Solutions Inc.
Inventor: Hiroaki Kitagawa , Rei Yamagishi
IPC: G03G15/08
Abstract: A developing device includes a development casing, a developer carrying member, and a regulating blade. The development casing has an opening part. The developer carrying member has a developing area. The development casing has a blade facing part. The regulating blade includes a fixed part and a regulating part, and a space between the regulating part and the blade facing part is larger than a space between the fixed part and the blade facing part. The developing device further includes a blade seal member. The blade seal member is disposed between the regulating blade and the blade facing part, and is glued to an upstream side surface of the regulating part in the rotation direction, so as to seal a gap between the regulating blade and the blade facing part.
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公开(公告)号:US10472197B2
公开(公告)日:2019-11-12
申请号:US15781075
申请日:2016-10-25
Applicant: KYOCERA Document Solutions Inc.
Inventor: Tomoya Hotani , Hiroyuki Harada , Takeshi Iketani , Akira Horie , Rei Yamagishi , Masaaki Maruta
Abstract: An image forming apparatus includes a main body, a post-printing processing device, and a paper exit part. The main body forms an image on paper. The post-printing processing device is located above the main body and performs post-printing processing on paper. The paper exit part is located on a side surface of the post-printing processing device. Paper is ejected to the paper exit part. The post-printing processing device includes a paper inlet port and a conveyance device. The paper inlet port is located in a rear part of a lower surface of the post-printing processing device. The conveyance device conveys paper conveyed via the paper inlet port into the post-printing processing device in a forward direction thereof to a paper loading tray and conveys the paper therefrom leftward to eject the paper to the paper exit part located on the left side of the post-printing processing device.
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公开(公告)号:US09500986B2
公开(公告)日:2016-11-22
申请号:US14899245
申请日:2015-05-22
Applicant: KYOCERA Document Solutions Inc.
Inventor: Rei Yamagishi
IPC: G03G15/08
CPC classification number: G03G15/0877 , G03G15/0875 , G03G2215/0822
Abstract: A toner case (6) according to the present invention includes a case main body (22) and a dividing member (23). The case main body (22) is configured to have a filling port (32) through which a toner is filled and a discharging port (42) through which the toner is discharged. The dividing member (23) is configured to divide an internal space of the case main body (22) into a first space (S1) communicated with the filling port (32) and the discharging port (42) and a second space (S2) restrained from communication with the filling port (32) and the discharging port (42).
Abstract translation: 根据本发明的调色剂盒(6)包括壳体主体(22)和分隔部件(23)。 壳体主体(22)被配置成具有填充口(32),调色剂通过该填充口(32)和排出口(42),调色剂通过该排出口排出。 分隔构件(23)被构造成将壳体主体(22)的内部空间分成与填充口(32)和排出口(42)连通的第一空间(S1)和第二空间(S2) 限制与填充口(32)和排出口(42)的连通。
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公开(公告)号:US11556078B2
公开(公告)日:2023-01-17
申请号:US17700245
申请日:2022-03-21
Applicant: KYOCERA Document Solutions Inc.
Inventor: Hiroaki Kitagawa , Rei Yamagishi , Takuya Kawasumi
IPC: G03G15/08
Abstract: A developing device includes a development casing, a developer carrying member, a regulating blade, a pair of pressing members, and a blade seal member. The development casing has an opening part. The developer carrying member has a developing area. The blade seal member includes a first layer material and a second layer material. The development casing has facing surfaces. The second layer material has positioning protrusions protruding from the first layer material in a rotation axis direction at positions inside both ends of the first layer material in the rotation axis direction, so as to contact the facing surfaces and be positioned in the rotation axis direction. When the second layer material is positioned in the rotation axis direction, the first layer material is pressed in contact with the pressing members in the rotation axis direction.
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公开(公告)号:US11435678B1
公开(公告)日:2022-09-06
申请号:US17702537
申请日:2022-03-23
Applicant: KYOCERA Document Solutions Inc.
Inventor: Masakazu Uehara , Takuya Kawasumi , Rei Yamagishi , Hiroaki Kitagawa , Seia Fujii
IPC: G03G15/08
Abstract: A developing device includes a developing container, a developer carrier, a seal member, and a pair of pressing members. The developing container has an opening. The seal member includes a contact end part, a first blocking part, and an interposed end part. Each of the pressing members has a pressing surface in which a cutout recess is formed. The developing container includes a second blocking part that is adjacent to each end part of the first blocking part in a rotary shaft direction and protrudes upward. The interposed end part is located at such a position as to overlap the cutout recess with respect to a circumferential direction, and the second blocking part is located at such a position as to overlap the cutout recess with respect to the rotary shaft direction.
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公开(公告)号:US11385589B2
公开(公告)日:2022-07-12
申请号:US17354796
申请日:2021-06-22
Applicant: KYOCERA Document Solutions Inc.
Inventor: Yuki Uohashi , Rei Yamagishi , Hironori Takahashi
Abstract: An image forming apparatus includes an apparatus main body, a drum unit, and a developing unit. The developing unit includes a developing unit projection projecting out from opposite sides of the developing unit along an extension line of a rotation shaft of a developing roller. The apparatus main body includes a first developing projection guide portion configured to guide the developing unit projection from a first start position to a relay position in the apparatus main body, the relay position located closer to the photoconductor drum than the first start position. The drum unit includes a second developing projection guide portion configured to, succeeding from the first developing projection guide portion, guide the developing unit projection from the relay position to a first end position, the first end position located closer to the photoconductor drum than the relay position.
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公开(公告)号:US20210397121A1
公开(公告)日:2021-12-23
申请号:US17354796
申请日:2021-06-22
Applicant: KYOCERA Document Solutions Inc.
Inventor: Yuki Uohashi , Rei Yamagishi , Hironori Takahashi
Abstract: An image forming apparatus includes an apparatus main body, a drum unit, and a developing unit. The developing unit includes a developing unit projection projecting out from opposite sides of the developing unit along an extension line of a rotation shaft of a developing roller. The apparatus main body includes a first developing projection guide portion configured to guide the developing unit projection from a first start position to a relay position in the apparatus main body, the relay position located closer to the photoconductor drum than the first start position. The drum unit includes a second developing projection guide portion configured to, succeeding from the first developing projection guide portion, guide the developing unit projection from the relay position to a first end position, the first end position located closer to the photoconductor drum than the relay position.
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