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公开(公告)号:US11086251B2
公开(公告)日:2021-08-10
申请号:US16579882
申请日:2019-09-24
IPC分类号: G03G15/08
摘要: An image forming apparatus includes a developing device including at least one stirring rotator configured to stir a developer in the developing device, a driver configured to drive the at least one stirring rotator in forward and reverse rotation, a device detector configured to detect whether the developing device is set in the image forming apparatus, and control circuitry configured to execute a warm-up operation. In the warm-up operation, the driver drives the at least one stirring rotator alternately in the reverse rotation and the forward rotation in response to a detection of setting of the developing device in the image forming apparatus by the device detector and a detection of a predetermined condition.
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公开(公告)号:US10705484B2
公开(公告)日:2020-07-07
申请号:US16575384
申请日:2019-09-19
摘要: A developing device includes a developing roller, a cover to cover the developing roller from above the developing roller, a filter to cover a vent of the cover to filter air and collect toner passing through the vent, and a pressing member engaged with the cover in which the filter is installed. The cover includes a projecting support to support the filter. The pressing member holds the filter between the pressing member and the cover. The projecting support is projected from one end toward the other end of the vent in a transverse direction of the vent at a part of the cover in a longitudinal direction of the developing roller to block the vent, and cantilevered on the one end. A gap is provided between a tip of the projecting support and an inner edge of the cover on the other end.
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公开(公告)号:US11835887B2
公开(公告)日:2023-12-05
申请号:US17751673
申请日:2022-05-24
IPC分类号: G03G15/08
CPC分类号: G03G15/0891 , G03G15/0898 , G03G2215/083 , G03G2221/1648
摘要: A developer accommodating device includes a rotator including a rotation shaft, a collar that rotates together with the rotation shaft, and a bearing rotatably supporting the rotation shaft via the collar. The rotation shaft includes a resin material, and collar including a metal material. The collar includes a collar main portion to be in sliding contact with the bearing, and a flange portion closer to a center of the rotator in an axial direction of the rotator than the collar main portion. The collar main portion has a first outer diameter, and the flange portion has a second outer diameter greater than the first outer diameter of the collar main portion.
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公开(公告)号:US09772579B2
公开(公告)日:2017-09-26
申请号:US15394992
申请日:2016-12-30
申请人: Yuki Oshikawa , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
发明人: Yuki Oshikawa , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
IPC分类号: G03G15/08
CPC分类号: G03G15/0812 , G03G15/0893 , G03G15/09 , G03G2215/0132 , G03G2215/0838
摘要: A developing device includes a developer bearer disposed facing a latent image bearer in a developing range to transport developer by rotation, a support to support the developer bearer and including a holder mount, a rod-shaped developer regulator disposed facing a surface of the developer bearer across a gap, and a holder secured to the holder mount of the support to hold the rod-shaped developer regulator. The rod-shaped developer regulator extends in an axial direction of the developer bearer.
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公开(公告)号:US20170108795A1
公开(公告)日:2017-04-20
申请号:US15394992
申请日:2016-12-30
申请人: Yuki OSHIKAWA , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
发明人: Yuki OSHIKAWA , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
IPC分类号: G03G15/08
CPC分类号: G03G15/0812 , G03G15/0893 , G03G15/09 , G03G2215/0132 , G03G2215/0838
摘要: A developing device includes a developer bearer disposed facing a latent image hearer in a developing range to transport developer by rotation, a support to support the developer bearer and including a holder mount, a rod-shaped developer regulator disposed facing a surface of the developer bearer across a gap, and a holder secured to the holder mount of the support to hold the rod-shaped developer regulator. The rod-shaped developer regulator extends in an axial direction of the developer bearer.
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公开(公告)号:US09405223B2
公开(公告)日:2016-08-02
申请号:US14732161
申请日:2015-06-05
IPC分类号: G03G15/08
CPC分类号: G03G15/0865 , G03G15/0882 , G03G15/0893
摘要: A developing device includes a developer bearer to carry developer to a developer range where the developer bearer faces a latent image bearer, a development casing forming a developer storing part storing the developer to supply to the surface of developer bearer, a developer through opening communicating a space in where the developer bearer is disposed and the developer storing part, a cover sheet covering the developer through opening at the developing casing, and when the cover sheet is removed, the developer pass through the developer through opening, a sheet collecting shaft to collect the cover sheet by rotating, and a transmitting mechanism to transmit a force for rotating to the sheet collecting shaft. The transmitting mechanism does not transmit the force to the collecting shaft after the cover sheet is collected.
摘要翻译: 显影装置包括显影剂载体,用于将显影剂携带到显影剂承载物面向潜影承载体的显影剂区域;显影壳体,其形成存储显影剂的显影剂存储部分,以供应到显影剂载体的表面;显影剂, 设置显影剂载体的位置和显影剂储存部分的空间,通过在显影壳体上打开而覆盖显影剂的盖板,当盖板被移除时,显影剂通过打开剂通过显影剂,收集纸张以收集 旋转的盖片,以及用于将用于旋转的力传递到纸张收集轴的传送机构。 在收集封面后,传送机构不会向收集轴传递力。
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公开(公告)号:US20150362861A1
公开(公告)日:2015-12-17
申请号:US14732161
申请日:2015-06-05
IPC分类号: G03G15/08
CPC分类号: G03G15/0865 , G03G15/0882 , G03G15/0893
摘要: A developing device includes a developer bearer to carry developer to a developer range where the developer bearer faces a latent image bearer, a development casing forming a developer storing part storing the developer to supply to the surface of developer bearer, a developer through opening communicating a space in where the developer bearer is disposed and the developer storing part, a cover sheet covering the developer through opening at the developing casing, and when the cover sheet is removed, the developer pass through the developer through opening, a sheet collecting shaft to collect the cover sheet by rotating, and a transmitting mechanism to transmit a force for rotating to the sheet collecting shaft. The transmitting mechanism does not transmit the force to the collecting shaft after the cover sheet is collected.
摘要翻译: 显影装置包括显影剂载体,用于将显影剂携带到显影剂承载物面向潜影承载体的显影剂区域;显影壳体,其形成存储显影剂的显影剂存储部分,以供应到显影剂载体的表面;显影剂, 设置显影剂载体的位置和显影剂储存部分的空间,通过在显影壳体上打开而覆盖显影剂的盖板,当盖板被移除时,显影剂通过打开剂通过显影剂,收集纸张以收集 旋转的盖片,以及用于将用于旋转的力传递到纸张收集轴的传送机构。 在收集封面后,传送机构不会向收集轴传递力。
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公开(公告)号:US09625851B2
公开(公告)日:2017-04-18
申请号:US15012144
申请日:2016-02-01
申请人: Yuki Oshikawa , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
发明人: Yuki Oshikawa , Akira Azami , Yoshiko Ogawa , Masaaki Yamada , Yoshihiro Fujiwara , Noriyuki Kimura , Yoshiharu Kishi , Yasunobu Shimizu , Junichi Matsumoto , Yoshiyuki Fukuda , Yuuji Ishikura , Kei Saito
CPC分类号: G03G15/0812 , G03G15/0893 , G03G15/09 , G03G2215/0132 , G03G2215/0838
摘要: A developing device includes a developer bearer disposed facing a latent image bearer in a developing range to transport developer by rotation, a support to support the developer bearer and including a holder mount, a rod-shaped developer regulator disposed facing a surface of the developer bearer across a gap, and a holder secured to the holder mount of the support to hold the rod-shaped developer regulator. The rod-shaped developer regulator extends in an axial direction of the developer bearer.
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公开(公告)号:US09176430B2
公开(公告)日:2015-11-03
申请号:US14193372
申请日:2014-02-28
CPC分类号: G03G15/0893 , G03G15/09 , G03G2215/0827 , G03G2215/0838
摘要: A developing device includes a developer bearer to carry developer, disposed facing an image bearer, a developer conveyance member disposed facing the developer bearer, to agitate and supply developer to the developer bearer, a decompression portion surrounded by upper walls of the developing device and including multiple vents arranged in a longitudinal direction of the developing device and a filter. A number of the multiple vents is greater in either end portion than in a center portion in the longitudinal direction of the developing device.
摘要翻译: 显影装置包括:显影剂载体,用于承载显影剂,面向图像载体;显影剂传送构件,其面向显影剂载体设置,以搅拌和供应显影剂载体的显影剂;由所述显影装置的上壁包围的减压部分, 在显影装置的纵向布置的多个通风口和过滤器。 多个通风口中的多个通气口在任一端部比在显影装置的纵向方向上的中心部分更大。
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公开(公告)号:US20140270838A1
公开(公告)日:2014-09-18
申请号:US14193372
申请日:2014-02-28
IPC分类号: G03G21/00
CPC分类号: G03G15/0893 , G03G15/09 , G03G2215/0827 , G03G2215/0838
摘要: A developing device includes a developer bearer to carry developer, disposed facing an image bearer, a developer conveyance member disposed facing the developer bearer, to agitate and supply developer to the developer bearer, a decompression portion surrounded by upper walls of the developing device and including multiple vents arranged in a longitudinal direction of the developing device and a filter. A number of the multiple vents is greater in either end portion than in a center portion in the longitudinal direction of the developing device.
摘要翻译: 显影装置包括:显影剂载体,用于承载显影剂,面向图像载体;显影剂传送构件,其面向显影剂载体设置,以搅拌和供应显影剂载体的显影剂;由所述显影装置的上壁包围的减压部分, 在显影装置的纵向布置的多个通风口和过滤器。 多个通风口中的多个通气口在任一端部比在显影装置的纵向方向上的中心部分更大。
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