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公开(公告)号：US20240369968A1
公开(公告)日：2024-11-07
申请号：US18773776
申请日：2024-07-16
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Kuniaki Hirukawa , Shuichi Gofuku , Yoshihiro Mitsui
Abstract: A process cartridge includes a photosensitive drum, a rotatable developing roller, a rotatable toner supplying roller provided in contact with the developing roller, and a rotatable feeding member provided in the toner chamber and configured to feed the toner from the toner chamber. A coupling is configured to receive a driving force for rotating the feeding member, the developing roller, and the toner supplying roller. A plurality of gears are configured to transmit the driving force received by the coupling to at least one of the feeding member, the developing roller, and the toner supplying roller.
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公开(公告)号：US11226585B2
公开(公告)日：2022-01-18
申请号：US17034272
申请日：2020-09-28
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Kuniaki Hirukawa , Shuichi Gofuku , Yoshihiro Mitsui
Abstract: A process cartridge includes a photosensitive drum; a developing roller; a developer supplying roller, provided in contact with the developing roller; a driving force receiving portion provided at a shaft end of the supplying roller; a first driving force transmitting portion; a second driving force transmitting portion; flexible sheets provided adjacent to an engaging portion between the first portion and the second portion to intermittently contact the second portion with rotation of the second portion, wherein a rotational direction of the roller is opposite to that of the roller, and a peripheral speed of the roller is larger than that of the roller.
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公开(公告)号：US10101688B2
公开(公告)日：2018-10-16
申请号：US15005462
申请日：2016-01-25
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Shuichi Gofuku , Hiroki Shimizu
Abstract: A gear unit includes a bearing configured to rotatably support a developer bearing member for developing an electrostatic image, a developing gear configured to include an engaging portion that engages with a shaft of the developer bearing member, at least one drive transmission gear configured to be engaged with the developing gear in such a manner that drive force is transmitted between the gears, and a cover member configured to be attached to the bearing so as to sandwich the developing gear between the bearing and the cover member, wherein the cover member supports the developing gear until the developing gear is engaged with the developer bearing member.
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公开(公告)号：US09964921B2
公开(公告)日：2018-05-08
申请号：US15591554
申请日：2017-05-10
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Kuniaki Hirukawa , Shuichi Gofuku , Yoshihiro Mitsui
IPC: G03G21/18
CPC classification number: G03G21/1857 , G03G15/0806 , G03G15/0808 , G03G21/1803 , G03G21/1825 , G03G21/185 , G03G21/186 , G03G2221/1657
Abstract: A process cartridge includes a photosensitive drum; a developing roller; a developer supplying roller, provided in contact with the developing roller; a driving force receiving portion provided at a shaft end of the supplying roller; a first driving force transmitting portion; a second driving force transmitting portion; flexible sheets provided adjacent to an engaging portion between the first portion and the second portion to intermittently contact the second portion with rotation of the second portion, wherein a rotational direction of the roller is opposite to that of the roller, and a peripheral speed of the roller is larger than that of the roller.
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公开(公告)号：USD790004S1
公开(公告)日：2017-06-20
申请号：US29528877
申请日：2015-06-02
Applicant: Canon Kabushiki Kaisha
Designer： Hideki Maeshima , Masato Tanabe , Shuichi Gofuku , Hiroki Shimizu , Kuniaki Hirukawa
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Patent Agency Ranking
6.发明申请DEVELOPER CONTAINER, DEVELOPING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权开发集装箱，开发设备，过程盒和图像形成装置公开(公告)号：US20160282764A1
公开(公告)日：2016-09-29
申请号：US15080239
申请日：2016-03-24
Applicant: CANON KABUSHIKI KAISHA
Inventor： Shuichi Gofuku , Hideki Maeshima
IPC: G03G15/08
CPC classification number: G03G15/0882 , G03G2215/0132 , G03G2215/0687
Abstract: A frame including an opening and configured to store a developer, a seal member configured to seal the opening, and an unsealing member including a fixing portion to which the seal member is bonded or welded are included, and by movement of the unsealing member the seal member is removed from the frame to open the opening.
Abstract translation: 包括开口并构造成存储显影剂的框架，被构造成密封开口的密封构件，以及包括密封构件被接合或焊接的固定部分的开封构件，并且通过开封构件的移动，密封件 会员从框架上拆下来打开开口。
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公开(公告)号：US20160216637A1
公开(公告)日：2016-07-28
申请号：US15005462
申请日：2016-01-25
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Shuichi Gofuku , Hiroki Shimizu
CPC classification number: G03G15/0896 , F16H1/06 , F16H1/20 , G03G15/0806 , G03G21/1647 , G03G2221/1657
Abstract: A gear unit includes a bearing configured to rotatably support a developer bearing member for developing an electrostatic image, a developing gear configured to include an engaging portion that engages with a shaft of the developer bearing member, at least one drive transmission gear configured to be engaged with the developing gear in such a manner that drive force is transmitted between the gears, and a cover member configured to be attached to the bearing so as to sandwich the developing gear between the bearing and the cover member, wherein the cover member supports the developing gear until the developing gear is engaged with the developer bearing member.
Abstract translation: 齿轮单元包括构造成可旋转地支撑用于显影静电图像的显影剂承载构件的轴承，所述显影齿轮构造成包括与显影剂承载构件的轴接合的接合部分，至少一个构造成接合的驱动传动齿轮 其中显影齿轮以驱动力在齿轮之间传递的方式，以及构造成附接到轴承以将显影齿轮夹在轴承和盖构件之间的盖构件，其中盖构件支撑显影 直到显影齿轮与显影剂承载部件接合。
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8.发明申请DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权开发者集装箱，开发装置，过程盒和图像形成装置公开(公告)号：US20150261131A1
公开(公告)日：2015-09-17
申请号：US14656467
申请日：2015-03-12
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Kuniaki Hirukawa , Shuichi Gofuku , Shuhei Kawasaki , Hisashi Taniguchi , Kodai Hayashi , Yoshihiro Mitsui
IPC: G03G15/08
CPC classification number: G03G15/0856 , G03G15/0862 , G03G15/0865 , G03G15/556
Abstract: In a developer container or the like, developer is conveyed efficiently by utilizing a projecting portion included in a transmitting member and another projecting portion. A velocity vector that is generated at a free end of a conveying member and is oriented upward becomes largest during a period from when the conveying member having been in contact with the projecting portion is released from the projecting portion until when the free end of the conveying member comes into contact with a storage chamber.
Abstract translation: 在显影剂容器等中，通过利用包括在透射构件中的突出部分和另一个突出部分来有效地传送显影剂。 在从输送构件与突出部接触的状态下，从输送构件的自由端产生并向上取向的速度矢量在从输送构件与突出部分接触的时间段期间变得最大，直到输送的自由端 会员与储存室接触。
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公开(公告)号：US09046814B2
公开(公告)日：2015-06-02
申请号：US13892611
申请日：2013-05-13
Applicant: CANON KABUSHIKI KAISHA
Inventor： Kuniaki Hirukawa , Hideki Maeshima , Shuichi Gofuku
CPC classification number: G03G15/0808 , G03G15/0812 , G03G15/0877 , G03G21/1814
Abstract: A developing device includes a developing chamber, a developer containing chamber located on the lower side of the developing chamber, a partition wall configured to separate the developing chamber and the developer containing chamber, an opening configured to allow the developing chamber and the developer containing chamber to communicate with each other, disposed on the partition wall, a developer conveyance member configured to convey developer from the developer containing chamber to the developing chamber by causing the developer to pass through the opening, disposed on the developer containing chamber. In the developing device, a convex portion which protrudes to the developing chamber side is disposed on the partition wall.
Abstract translation: 显影装置包括显影室，位于显影室下侧的显影剂容纳室，配置成分隔显影室和显影剂容纳室的分隔壁，构造成允许显影室和显影剂容纳室 通过使配置在显影剂容纳室上的显影剂通过开口而将显影剂从显影剂容纳室输送到显影室。 在显影装置中，突出到显影室侧的凸部设置在隔壁上。
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公开(公告)号：US20240369967A1
公开(公告)日：2024-11-07
申请号：US18773731
申请日：2024-07-16
Applicant: CANON KABUSHIKI KAISHA
Inventor： Hideki Maeshima , Kuniaki Hirukawa , Shuichi Gofuku , Yoshihiro Mitsui
Abstract: A process cartridge includes a photosensitive drum, a rotatable developing roller, a rotatable toner supplying roller provided in contact with the developing roller, and a rotatable feeding member provided in a toner chamber and configured to feed the toner from the toner chamber. A coupling is operatively connected to the developing roller, the toner supplying roller, and the feeding member, with the coupling being configured to receive a driving force for rotating the feeding member, the developing roller, and the toner supplying roller. A plurality of gears are operatively connected to the developing roller, the toner supplying roller, and the feeding member, with each gear of the plurality of gears being configured to transmit the driving force received by the coupling to at least one of the feeding member, the developing roller, and the toner supplying roller.
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