Patents by Inventor Miho Kaiga
Miho Kaiga has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230242362Abstract: A conveyance apparatus for conveying a sheet includes (i) a first conveyance roller pair, (ii) a second conveyance roller pair configured to convey the sheet to reach a position where the sheet contacts the first conveyance roller pair, (iii) a moving member movable between a restricting position where the sheet is regulated not to reach the first conveyance roller pair and a retracting position, to be moved to the retracting position from the restricting position by being pushed by the sheet, (iv) a first guide disposed between the moving member and the second conveyance roller pair, and (v) a first opposing guide opposing the first guide. One of the first guide and the first opposing guide includes a first curved portion which the sheet contacts, and the other one thereof includes a second curved portion which the sheet contacts.Type: ApplicationFiled: January 25, 2023Publication date: August 3, 2023Inventors: MIHO KAIGA, NAOKI HAYASHI
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Publication number: 20230244174Abstract: An image forming apparatus includes an image forming unit configured to form an image on a recording material, a controller configured to control the image forming unit, a sheet feeding tray configured to store a recording material to be supplied to the image forming unit, and a sheet feeding tray cover configured to cover an access point of the sheet feeding tray. The sheet feeding tray cover includes a user interface for inputting information into a controller unit or outputting information from the controller.Type: ApplicationFiled: April 4, 2023Publication date: August 3, 2023Inventor: Miho Kaiga
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Patent number: 11650531Abstract: An image forming apparatus includes an image forming unit configured to form an image on a recording material, a controller configured to control the image forming unit, a sheet feeding tray configured to store a recording material to be supplied to the image forming unit, and a sheet feeding tray cover configured to cover an access point of the sheet feeding tray. The sheet feeding tray cover includes a user interface for inputting information into a controller unit or outputting information from the controller.Type: GrantFiled: March 19, 2021Date of Patent: May 16, 2023Assignee: Canon Kabushiki KaishaInventor: Miho Kaiga
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Patent number: 11350005Abstract: An image forming unit forms an image on a sheet. The sheet is conveyed through a conveyance path after the image has been formed on the sheet. A reading unit reads the image formed on the sheet in the conveyance path. A conveyance guide constitutes a portion of the conveyance path and guides the sheet. A pressing unit presses the reading unit against the sheet. A connection unit connects the reading unit and the conveyance guide such that the reading unit and the conveyance guide move in an interlocked manner.Type: GrantFiled: September 24, 2020Date of Patent: May 31, 2022Assignee: Canon Kabushiki KaishaInventors: Junichi Ochi, Yohei Suzuki, Miho Kaiga, Koji Kawamura, Shinkichi Yamamoto
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Patent number: 11180337Abstract: A sheet discharge apparatus includes a pivot member pivoting in an up-down direction by being pressed by a sheet discharged from a sheet discharging portion, with the pivot member retained by being in contact with an uppermost sheet supported on the sheet supporting portion. A control unit changes a sheet interval between a preceding sheet and a succeeding sheet and executes a first discharge operation in which at least one sheet is discharged, and a second discharge operation in which sheets are discharged by the sheet discharging portion at a first sheet interval such that the pivot member does not contact with an uppermost sheet supported on the sheet supporting portion during the second discharge operation, and the control unit acquires a number of sheets to be discharged in the second discharge operation based on a detected position of the pivot member detected during the first discharge operation.Type: GrantFiled: May 16, 2019Date of Patent: November 23, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Miho Kaiga, Yohei Suzuki, Junichi Ochi, Kazuhide Okuno
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Publication number: 20210302883Abstract: An image forming apparatus includes an image forming unit configured to form an image on a recording material, a controller configured to control the image forming unit, a sheet feeding tray configured to store a recording material to be supplied to the image forming unit, and a sheet feeding tray cover configured to cover an access point of the sheet feeding tray. The sheet feeding tray cover includes a user interface for inputting information into a controller unit or outputting information from the controller.Type: ApplicationFiled: March 19, 2021Publication date: September 30, 2021Inventor: Miho Kaiga
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Patent number: 11079701Abstract: A transfer unit includes a reading unit to read an image on a sheet conveyed along a conveyance path, a first signal transmission member having a flat shape and is connected to the reading unit, and a relay member connected to the first signal transmission member. The relay member relays a signal from the first signal transmission member, and a second signal transmission member having a round shape and is connected to the relay member. The second signal transmission member leads into an apparatus body from an inner portion of the transfer unit in an axial direction of a first rotation shaft.Type: GrantFiled: October 1, 2020Date of Patent: August 3, 2021Assignee: Canon Kabushiki KaishaInventors: Miho Kaiga, Yohei Suzuki, Junichi Ochi, Atsushi Kawarago, Toshifumi Kitamura, Kenichi Fujii
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Publication number: 20210109464Abstract: A transfer unit includes a reading unit to read an image on a sheet conveyed along a conveyance path, a first signal transmission member having a flat shape and is connected to the reading unit, and a relay member connected to the first signal transmission member. The relay member relays a signal from the first signal transmission member, and a second signal transmission member having a round shape and is connected to the relay member. The second signal transmission member leads into an apparatus body from an inner portion of the transfer unit in an axial direction of a first rotation shaft.Type: ApplicationFiled: October 1, 2020Publication date: April 15, 2021Inventors: Miho Kaiga, Yohei Suzuki, Junichi Ochi, Atsushi Kawarago, Toshifumi Kitamura, Kenichi Fujii
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Publication number: 20210099594Abstract: An image forming unit forms an image on a sheet. The sheet is conveyed through a conveyance path after the image has been formed on the sheet. A reading unit reads the image formed on the sheet in the conveyance path. A conveyance guide constitutes a portion of the conveyance path and guides the sheet. A pressing unit presses the reading unit against the sheet. A connection unit connects the reading unit and the conveyance guide such that the reading unit and the conveyance guide move in an interlocked manner.Type: ApplicationFiled: September 24, 2020Publication date: April 1, 2021Inventors: Junichi Ochi, Yohei Suzuki, Miho Kaiga, Koji Kawamura, Shinkichi Yamamoto
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Publication number: 20190367313Abstract: A sheet discharge apparatus includes a sheet discharging portion, a sheet supporting portion, a pivot member configured to pivot by being pressed by the sheet discharged from the sheet discharging portion, a detecting unit configured to detect a position of the pivot member, and a control unit configured to change a sheet interval. The control unit executes a first discharge operation in which at least one sheet is discharged, a second discharge operation in which sheets are discharged at a first sheet interval, and a third discharge operation in which at least one sheet is discharged at a second sheet interval that is longer than the first sheet interval, a number of sheets discharged in the second discharge operation being acquired based on a detection result of the detecting unit detected during the first discharge operation.Type: ApplicationFiled: May 16, 2019Publication date: December 5, 2019Inventors: Miho Kaiga, Yohei Suzuki, Junichi Ochi, Kazuhide Okuno
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Publication number: 20190127166Abstract: A feeding apparatus includes a feeding member to feed a recording material stacked on a stacking portion, a first conveyance member, a separation member to form a nip portion with the first conveyance member and separate a plurality of recording materials at the nip portion, a second conveyance member, a detection unit, and a control unit. The control unit controls to feed a stacked first recording material and, after a first recording material rear end passes through the feeding member, the control unit controls to feed a stacked second recording material while partially overlapped with the first recording material and thereby the first recording material rear end passes through the nip portion after a second recording material leading end passes through the nip portion. The control unit controls so that the second recording material is stopped before the second recording material leading end reaches the second conveyance member.Type: ApplicationFiled: October 19, 2018Publication date: May 2, 2019Inventors: Junichi Ochi, Yohei Suzuki, Miho Kaiga
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Patent number: 10077160Abstract: A sheet conveying apparatus includes a first roller pair conveying a sheet, a second roller pair provided downstream, in a sheet conveying direction, of the first roller pair, and a moving member having an abutment portion. The moving member moves from an abutment position in a sheet conveying path upstream of a nip portion of the second roller pair to a passing position at which the sheet conveyed by the first roller pair is allowed to pass through. In a case where a first sheet and a second sheet are conveyed successively by the first roller pair, when the moving member is at the abutment position in which the abutment portion is pushed by the second sheet while the first sheet is conveyed by the second roller pair, a rear end of the first sheet is located upstream of the nip portion of the second roller pair.Type: GrantFiled: May 3, 2017Date of Patent: September 18, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Miho Kaiga
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Publication number: 20180186585Abstract: When an operating lever is moved from an operation position to a stand-by position, a standard size fixing member is lowered in advance of a non-standard size fixing member, so that a regulating member for regulating a position of an end portion of a sheet can be set to a desired position, enabling stable sheet feeding.Type: ApplicationFiled: February 27, 2018Publication date: July 5, 2018Inventors: Miho Kaiga, Yasuhiko Fuse
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Patent number: 9938095Abstract: When an operating lever is moved from an operation position to a stand-by position, a standard size fixing member is lowered in advance of a non-standard size fixing member, so that a regulating member for regulating a position of an end portion of a sheet can be set to a desired position, enabling stable sheet feeding.Type: GrantFiled: December 14, 2015Date of Patent: April 10, 2018Assignee: Canon Kabushiki KaishaInventors: Miho Kaiga, Yasuhiko Fuse
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Publication number: 20170233203Abstract: A sheet conveying apparatus includes a first rotator pair, a second rotator pair provided downstream, in a sheet conveying direction, of the first rotator pair, and a moving member having an abutment portion. the first rotator pair, the second rotator pair and the moving member are configured such that a rear end of the sheet does not pass on a moving trajectory of the abutment portion when the moving member moves from a passage state in which the sheet is allowed to pass through the abutment portion as the abutment portion is pressed by the sheet conveyed by the first rotator pair to an abutment state in which the abutment portion protrudes into a sheet conveying path.Type: ApplicationFiled: May 3, 2017Publication date: August 17, 2017Inventor: Miho Kaiga
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Patent number: 9676572Abstract: A sheet conveying apparatus includes a first rotator pair, a second rotator pair provided downstream, in a sheet conveying direction, of the first rotator pair, and a moving member having an abutment portion. the first rotator pair, the second rotator pair and the moving member are configured such that a rear end of the sheet does not pass on a moving trajectory of the abutment portion when the moving member moves from a passage state in which the sheet is allowed to pass through the abutment portion as the abutment portion is pressed by the sheet conveyed by the first rotator pair to an abutment state in which the abutment portion protrudes into a sheet conveying path.Type: GrantFiled: April 2, 2015Date of Patent: June 13, 2017Assignee: Canon Kabushiki KaishaInventor: Miho Kaiga
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Patent number: 9517907Abstract: A sheet conveying apparatus includes first and second rotator pairs, a moving member including an abutment portion against which a front end of the sheet conveyed by the first rotator pair abuts and a guide member provided at upstream, in the sheet conveying direction, of a nip portion of a second rotator pair. The guide member configured to be movable to a first position where the guide member guides the sheet toward the moving member in a projection state and to a second position away from the moving member more than the first position and turns to the second position during when the sheet is conveyed by the second rotator pair.Type: GrantFiled: April 2, 2015Date of Patent: December 13, 2016Assignee: Canon Kabushiki KaishaInventors: Taku Nishikawa, Miho Kaiga
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Patent number: 9422128Abstract: A sheet conveying apparatus includes first and second rotator pairs and a sheet detecting portion. The sheet detecting portion includes a moving member provided to move to a detection state from a standby state in which the moving member protrudes into a sheet conveying path by being pressed by a front end of the sheet conveyed by the first rotator pair and such that a rear end of the sheet does not pass within a moving trajectory of the moving member in moving from the detection state to the standby state and a sensor detecting the sheet based on the move of the moving member from the standby state to the detection state.Type: GrantFiled: April 1, 2015Date of Patent: August 23, 2016Assignee: Canon Kabushiki KaishaInventor: Miho Kaiga
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Publication number: 20160185540Abstract: When an operating lever is moved from an operation position to a stand-by position, a standard size fixing member is lowered in advance of a non-standard size fixing member, so that a regulating member for regulating a position of an end portion of a sheet can be set to a desired position, enabling stable sheet feeding.Type: ApplicationFiled: December 14, 2015Publication date: June 30, 2016Inventors: Miho Kaiga, Yasuhiko Fuse
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Publication number: 20150284201Abstract: A sheet conveying apparatus includes first and second rotator pairs, a moving member including an abutment portion against which a front end of the sheet conveyed by the first rotator pair abuts and a guide member provided at upstream, in the sheet conveying direction, of a nip portion of a second rotator pair. The guide member configured to be movable to a first position where the guide member guides the sheet toward the moving member in a projection state and to a second position away from the moving member more than the first position and turns to the second position during when the sheet is conveyed by the second rotator pair.Type: ApplicationFiled: April 2, 2015Publication date: October 8, 2015Inventors: Taku Nishikawa, Miho Kaiga