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1.发明授权Rotary body driver with planetary gear transmission and image forming apparatus incorporating same 有权具有行星齿轮传动装置的旋转体驱动器和结合其的图像形成装置公开(公告)号：US08864620B2
公开(公告)日：2014-10-21
申请号：US13644721
申请日：2012-10-04
申请人： Yasuhiro Maehata , Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu
发明人： Yasuhiro Maehata , Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu
CPC分类号： F16H1/2818 , F16H1/2827 , F16H55/06 , F16H57/082 , F16H2055/176 , G03G15/757 , Y10S475/901 , Y10S475/902
摘要： A rotary body driver includes a driving source and a planetary gear transmission to receive a driving force from the driving source. The planetary gear transmission includes a sun gear rotatable by the driving force received from the driving source, a plurality of planet gears meshed with and surrounding the sun gear with an identical interval between the adjacent planet gears, a rotatable carrier to rotatably support the plurality of planet gears, an outer gear encircling and meshed with the plurality of planet gears, and an output shaft combined with and supporting the carrier. A rotary body shaft mounting a rotary body is connected to the output shaft of the planetary gear transmission to transmit the driving force received from the output shaft to the rotary body. The outer gear is made of resin and the output shaft and the carrier are made of metal.
摘要翻译： 旋转体驱动器包括驱动源和行星齿轮传动装置，用于接收来自驱动源的驱动力。 行星齿轮传动装置包括通过从驱动源接收的驱动力可旋转的太阳齿轮，与相邻行星齿轮之间具有相同间隔的太阳齿轮啮合并围绕太阳齿轮的多个行星齿轮，可转动地支撑多个 行星齿轮，环绕并与多个行星齿轮啮合的外齿轮，以及结合并支撑载体的输出轴。 安装旋转体的旋转体轴连接到行星齿轮传动装置的输出轴，以将从输出轴接收的驱动力传递到旋转体。 外齿轮由树脂制成，输出轴和载体由金属制成。
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2.发明授权Rotary drive device with a planetary gear mechanism to drive a rotary body, and image forming apparatus including the same 有权具有用于驱动旋转体的行星齿轮机构的旋转驱动装置和包括该转动体的图像形成装置公开(公告)号：US08588651B2
公开(公告)日：2013-11-19
申请号：US13067231
申请日：2011-05-18
IPC分类号： G03G15/00
CPC分类号： B41J23/025 , F16H1/46 , G03G15/757 , G03G21/1647 , G03G21/186 , G03G2221/1657
摘要： A rotary drive device to drive a rotary body included in an image forming apparatus. The rotary drive device includes a drive source and a planetary gear mechanism to control torque from the drive source. The planetary gear mechanism includes a sun gear rotated by the torque, an annular gear coaxial to the sun gear and having inward-facing teeth, multiple planetary gears provided within the annular gear, and a carrier rotatable coaxially to the sun gear and the annular gear to rotatably support the multiple planetary gears. The annular gear is formed by injecting molten resin into a mold having a cylindrical cavity with teeth shapes along an inner circumference of the cavity from multiple pin gates provided to the mold at equal intervals along a circumference of the cavity. A number of pin gates is a non-integer multiple of a number of planetary gears.
摘要翻译： 一种用于驱动包括在图像形成装置中的旋转体的旋转驱动装置。 旋转驱动装置包括驱动源和用于控制来自驱动源的转矩的行星齿轮机构。 行星齿轮机构包括通过扭矩旋转的太阳齿轮，与太阳齿轮同轴并具有向内齿的环形齿轮，设置在环形齿轮内的多个行星齿轮，以及与太阳齿轮和环形齿轮同轴旋转的托架 以可旋转地支撑多个行星齿轮。 环形齿轮通过沿着空腔的圆周以等间隔将熔融树脂注射到具有沿着空腔的内周的齿形的圆柱形腔的模具形成，该多个销门设置在模具上。 多个引脚门是多个行星齿轮的非整数倍。
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公开(公告)号：US20110230305A1
公开(公告)日：2011-09-22
申请号：US13064132
申请日：2011-03-08
IPC分类号： F16H1/28
CPC分类号： F16H1/46 , B41J23/02 , G03G15/02 , G03G15/757 , G03G2215/0129
摘要： A driving device includes a planetary gear deceleration mechanism in a transmission path that transmits driving force from a driving motor to a driven member, in which the deceleration mechanism includes first and second support units into which a housing that constitutes a mechanism main body is divided, the first support unit includes carriers of at least one stage and pinion gears supported thereby, and is provided with an output unit in the carrier of the final stage, the second support unit includes an output shaft that is detachable from the output unit and a supporting unit for the output shaft, and the output shaft is supported in an insertable and removable manner with respect to the output unit of the carriers in the first and the second support units that are joined to each other.
摘要翻译： 驱动装置包括：传动路径中的行星齿轮减速机构，其将来自驱动马达的驱动力传递到从动构件，其中减速机构包括构成机构主体的壳体被分割成的第一和第二支撑单元， 第一支撑单元包括由其支撑的至少一个载物台和小齿轮的载体，并且在最后一个载物台中设置有输出单元，第二支撑单元包括可从输出单元拆卸的输出轴和支撑 单元，并且输出轴相对于彼此连接的第一和第二支撑单元中的托架的输出单元以可插入和可移除的方式被支撑。
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4.发明申请ROTARY BODY DRIVER WITH PLANETARY GEAR TRANSMISSION AND IMAGE FORMING APPARATUS INCORPORATING SAME 有权具有行星齿轮传动装置的旋转机身驱动装置和成像装置的图像形成装置公开(公告)号：US20130109529A1
公开(公告)日：2013-05-02
申请号：US13644721
申请日：2012-10-04
申请人： Yasuhiro MAEHATA , Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu
发明人： Yasuhiro MAEHATA , Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu
IPC分类号： F16H57/08
CPC分类号： F16H1/2818 , F16H1/2827 , F16H55/06 , F16H57/082 , F16H2055/176 , G03G15/757 , Y10S475/901 , Y10S475/902
摘要： A rotary body driver includes a driving source and a planetary gear transmission to receive a driving force from the driving source. The planetary gear transmission includes a sun gear rotatable by the driving force received from the driving source, a plurality of planet gears meshed with and surrounding the sun gear with an identical interval between the adjacent planet gears, a rotatable carrier to rotatably support the plurality of planet gears, an outer gear encircling and meshed with the plurality of planet gears, and an output shaft combined with and supporting the carrier. A rotary body shaft mounting a rotary body is connected to the output shaft of the planetary gear transmission to transmit the driving force received from the output shaft to the rotary body. The outer gear is made of resin and the output shaft and the carrier are made of metal.
摘要翻译： 旋转体驱动器包括驱动源和行星齿轮传动装置，用于接收来自驱动源的驱动力。 行星齿轮传动装置包括通过从驱动源接收的驱动力可旋转的太阳齿轮，与相邻行星齿轮之间具有相同间隔的太阳齿轮啮合并围绕太阳齿轮的多个行星齿轮，可转动地支撑多个 行星齿轮，环绕并与多个行星齿轮啮合的外齿轮，以及结合并支撑载体的输出轴。 安装旋转体的旋转体轴连接到行星齿轮传动装置的输出轴，以将从输出轴接收的驱动力传递到旋转体。 外齿轮由树脂制成，输出轴和载体由金属制成。
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公开(公告)号：US08523730B2
公开(公告)日：2013-09-03
申请号：US13356096
申请日：2012-01-23
申请人： Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu , Yasuhiro Maehata
发明人： Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu , Yasuhiro Maehata
IPC分类号： F16H57/08
CPC分类号： G03G15/1615 , F16H57/082 , G03G15/757
摘要： A planetary gear unit including a sun gear rotatable by torque from a drive source, an outer gear disposed coaxially with the sun gear, multiple planetary gears disposed within the outer gear at equal intervals along an inner circumference of the outer gear to engage the sun gear and the outer gear, a carrier pin to rotatably support each of the multiple planetary gears, and a carrier rotatable coaxially with the sun gear and the outer gear to support both ends of the carrier pin. At least a first end of the carrier pin is constructed of a circular portion and a linear portion to form a first supported part. The carrier includes a first support part that supports the first supported part and is formed to position the circular portion of the first supported part downstream from the linear portion in a direction of rotation of the carrier.
摘要翻译： 一种行星齿轮单元，其包括能够通过来自驱动源的扭矩旋转的太阳齿轮，与太阳齿轮同轴设置的外齿轮，沿着外齿轮的内周以等间隔设置在外齿轮内的多个行星齿轮，以接合太阳齿轮 外齿轮，可旋转地支撑多个行星齿轮中的每一个的承载销，以及与太阳齿轮和外齿轮同轴旋转的支架，以支撑承载销的两端。 承载销的至少第一端由圆形部分和直线部分构成以形成第一支撑部分。 载体包括支撑第一支撑部分的第一支撑部分，并且形成为将第一支撑部分的圆形部分沿着支架的旋转方向从直线部分的下游定位。
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公开(公告)号：US20110293328A1
公开(公告)日：2011-12-01
申请号：US13067231
申请日：2011-05-18
CPC分类号： B41J23/025 , F16H1/46 , G03G15/757 , G03G21/1647 , G03G21/186 , G03G2221/1657
摘要： A rotary drive device to drive a rotary body included in an image forming apparatus. The rotary drive device includes a drive source and a planetary gear mechanism to control torque from the drive source. The planetary gear mechanism includes a sun gear rotated by the torque, an annular gear coaxial to the sun gear and having inward-facing teeth, multiple planetary gears provided within the annular gear, and a carrier rotatable coaxially to the sun gear and the annular gear to rotatably support the multiple planetary gears. The annular gear is formed by injecting molten resin into a mold having a cylindrical cavity with teeth shapes along an inner circumference of the cavity from multiple pin gates provided to the mold at equal intervals along a circumference of the cavity. A number of pin gates is a non-integer multiple of a number of planetary gears.
摘要翻译： 一种用于驱动包括在图像形成装置中的旋转体的旋转驱动装置。 旋转驱动装置包括驱动源和用于控制来自驱动源的转矩的行星齿轮机构。 行星齿轮机构包括通过扭矩旋转的太阳齿轮，与太阳齿轮同轴并具有向内齿的环形齿轮，设置在环形齿轮内的多个行星齿轮，以及与太阳齿轮和环形齿轮同轴旋转的托架 以可旋转地支撑多个行星齿轮。 环形齿轮通过沿着空腔的圆周以相等的间隔将熔融树脂注射到具有沿着空腔的内周的齿形的圆柱形腔的模具中，该多个销门设置到模具。 多个引脚门是多个行星齿轮的非整数倍。
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公开(公告)号：US09176453B2
公开(公告)日：2015-11-03
申请号：US13207739
申请日：2011-08-11
CPC分类号： G03G15/757 , F16H57/082 , G03G2215/0129
摘要： A reduction gear unit incorporatable in an image forming apparatus includes planetary gear mechanisms each including a sun gear, an outer gear, planetary gears arranged between the outer gear and the sun gear at equal intervals and meshing with the sun gear and the outer gear, and a carrier rotatable coaxially with the sun gear and the outer gear to rotatably support the planetary gears. An extreme upstream mechanism in the drive transmission direction includes an input element connected to a drive source. An extreme downstream mechanism includes an output element connected to a member outputting the drive force to a rotary member. Any mechanism other than the extreme downstream mechanism includes an output element connected to an input element of an adjacent mechanism located downstream of any other mechanism. The sun gear of the extreme downstream mechanism has a larger pitch diameter than any other mechanisms.
摘要翻译： 在图像形成装置中可并入的减速装置包括行星齿轮机构，每个行星齿轮机构包括太阳齿轮，外齿轮，以等间隔布置在外齿轮和太阳齿轮之间的行星齿轮，并与太阳齿轮和外齿轮啮合; 能够与太阳齿轮和外齿轮同轴旋转地支撑行星齿轮的载体。 驱动传递方向上的极端上游机构包括连接到驱动源的输入元件。 极端的下游机构包括连接到向旋转构件输出驱动力的构件的输出元件。 除了极端下游机构之外的任何机构包括连接到位于任何其它机构下游的相邻机构的输入元件的输出元件。 极端下游机构的太阳齿轮具有比任何其他机构更大的节圆直径。
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公开(公告)号：US08585537B2
公开(公告)日：2013-11-19
申请号：US13064132
申请日：2011-03-08
CPC分类号： F16H1/46 , B41J23/02 , G03G15/02 , G03G15/757 , G03G2215/0129
摘要： A driving device includes a planetary gear deceleration mechanism in a transmission path that transmits driving force from a driving motor to a driven member, in which the deceleration mechanism includes first and second support units into which a housing that constitutes a mechanism main body is divided, the first support unit includes carriers of at least one stage and pinion gears supported thereby, and is provided with an output unit in the carrier of the final stage, the second support unit includes an output shaft that is detachable from the output unit and a supporting unit for the output shaft, and the output shaft is supported in an insertable and removable manner with respect to the output unit of the carriers in the first and the second support units that are joined to each other.
摘要翻译： 驱动装置包括：传动路径中的行星齿轮减速机构，其将来自驱动马达的驱动力传递到从动构件，其中减速机构包括构成机构主体的壳体被分割成的第一和第二支撑单元， 第一支撑单元包括由其支撑的至少一个载物台和小齿轮的载体，并且在最后一个载物台中设置有输出单元，第二支撑单元包括可从输出单元拆卸的输出轴和支撑 单元，并且输出轴相对于彼此连接的第一和第二支撑单元中的托架的输出单元以可插入和可移除的方式被支撑。
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公开(公告)号：US20120196720A1
公开(公告)日：2012-08-02
申请号：US13356096
申请日：2012-01-23
申请人： Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu , Yasuhiro Maehata
发明人： Katsuaki Miyawaki , Hiromichi Matsuda , Tetsuo Watanabe , Nobuo Iwata , Keisuke Shimizu , Yasuhiro Maehata
IPC分类号： F16H57/08
CPC分类号： G03G15/1615 , F16H57/082 , G03G15/757
摘要： A planetary gear unit including a sun gear rotatable by torque from a drive source, an outer gear disposed coaxially with the sun gear, multiple planetary gears disposed within the outer gear at equal intervals along an inner circumference of the outer gear to engage the sun gear and the outer gear, a carrier pin to rotatably support each of the multiple planetary gears, and a carrier rotatable coaxially with the sun gear and the outer gear to support both ends of the carrier pin. At least a first end of the carrier pin is constructed of a circular portion and a linear portion to form a first supported part. The carrier includes a first support part that supports the first supported part and is formed to position the circular portion of the first supported part downstream from the linear portion in a direction of rotation of the carrier.
摘要翻译： 一种行星齿轮单元，其包括能够通过来自驱动源的扭矩旋转的太阳齿轮，与太阳齿轮同轴设置的外齿轮，沿着外齿轮的内周以等间隔设置在外齿轮内的多个行星齿轮，以接合太阳齿轮 外齿轮，可旋转地支撑多个行星齿轮中的每一个的承载销，以及与太阳齿轮和外齿轮同轴旋转的支架，以支撑承载销的两端。 承载销的至少第一端由圆形部分和直线部分构成以形成第一支撑部分。 载体包括支撑第一支撑部分的第一支撑部分，并且形成为将第一支撑部分的圆形部分沿着支架的旋转方向从直线部分的下游定位。
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10.发明授权Decelerator, drive device including same, and image forming apparatus incorporating the drive device 有权减速器，包括该驱动装置的驱动装置以及结合该驱动装置的图像形成装置公开(公告)号：US08229325B2
公开(公告)日：2012-07-24
申请号：US12457933
申请日：2009-06-25
IPC分类号： G03G15/00
CPC分类号： G03G15/757 , B65H2403/10 , B65H2515/34 , F16H13/10 , G03G2215/00075 , B65H2220/02 , B65H2220/04 , B65H2220/11
摘要： A decelerator for reducing a speed of rotation of a drive source and transmitting drive of the drive source to an image bearing member of an image forming apparatus includes a drive shaft, a drive transmission member, and a pressure regulator. The drive shaft is rotated by the drive source. The drive transmission member is rotated by the drive shaft and includes a peripheral surface that contacts the drive shaft. The pressure regulator presses the drive shaft against a center of rotation of the drive transmission member and includes an alignment regulator to regulate alignment of the drive shaft in a direction of rotation of the drive transmission member. A drive device for rotating an image bearing member includes a drive source including a drive shaft, and the decelerator. An image forming apparatus includes the drive device and an image bearing member rotated by the drive device.
摘要翻译： 用于降低驱动源的旋转速度并将驱动源的驱动传递到图像形成装置的图像承载部件的减速器包括驱动轴，驱动传递部件和压力调节器。 驱动轴由驱动源旋转。 驱动传递部件通过驱动轴旋转并且包括与驱动轴接触的周面。 压力调节器将驱动轴压靠在驱动传动件的旋转中心上，并包括一个对准调节器，以调节驱动轴在驱动传动件转动方向上的对准。 用于旋转图像承载部件的驱动装置包括：驱动源，包括驱动轴和减速器。 图像形成装置包括驱动装置和由驱动装置旋转的图像承载部件。
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