Patents by Inventor Yuki Nagamori

Yuki Nagamori 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).

  • Patent number: 9690240
    Abstract: A fixing device includes a fixing member, a first roller, a second roller, a detector, and an adjustment unit. The fixing member fixes, on a recording medium, a toner image formed on the recording medium. The first roller performs cleaning of toner sticking to a surface of the fixing member. The second roller collects the toner sticking to a surface of the first roller. The detector detects a temperature of the second roller. The adjustment unit adjusts the temperature of the second roller on a basis of a result of detection performed by the detector.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: June 27, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Motoki Matsushima, Masahiro Katahira, Yuki Nagamori
  • Patent number: 9658558
    Abstract: Provided is a blower pipe with an inlet, an outlet, a passage part formed with a passage space to cause air to flow therein, and suppressing parts that are provided in different parts in a direction in which air in the passage space of the passage part is caused to flow and that suppress the flow of the air, wherein an outlet suppressing part constructed so that the passage space in the outlet is closed by a permeable member dotted with ventilation portions is provided in the outlet of the passage part as one of the suppressing parts, and wherein the permeability of an end region present at least at one end in the lateral direction orthogonal to the longitudinal direction among regions along the longitudinal direction of the opening shape of the outlet is set to a smaller value than the permeability of regions other than the end region.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: May 23, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Masafumi Kudo, Koji Otsuka, Yuki Nagamori, Kazuki Inami, Yasunori Momomura
  • Publication number: 20170052484
    Abstract: Provided is a transfer device including a transfer roller that forms a nip portion between the transfer roller and an image holding member and transfers a toner image on the image holding member to a recording medium, and a transporting unit that transports the recording medium so that a leading end of the recording medium in a transport direction is brought into contact with the transfer roller and is then transported into the nip portion, when a portion of the toner image on the image holding member is transferred to a region that includes a leading edge of the recording medium in the transport direction.
    Type: Application
    Filed: December 28, 2015
    Publication date: February 23, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Motoki MATSUSHIMA, Yoshinori TAKAHASHI, Yuki NAGAMORI
  • Patent number: 9557709
    Abstract: A blower duct includes a path section including an entrance path section having an inlet through which air is taken in, a first bent path section, and a second bent path section having an outlet facing a longitudinal-direction portion; a first flow control member that makes a portion of the path of the first bent path section narrower than other portion of the path and causes an elongated gap extending in the longitudinal direction to pass the air; and a second flow control member constituted of an air permeable member having air permeable sections at the outlet. One of the paths located downstream of the first flow control member in an air flowing direction is partially provided with an inclined inner wall surface that is inclined from above to extend toward an upper portion of a downstream opening end of the narrowed path in the first flow control member.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: January 31, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Yasunori Momomura, Yuki Nagamori, Yu Tsuda, Yasunori Unagida, Mihoko Tanaka, Masafumi Kudo
  • Patent number: 9335734
    Abstract: Provided is a suction pipe including a suction port that has an opening shape which is long in one direction parallel with a longitudinal-direction part of an object structure long in one direction, and is arranged to face the longitudinal-direction part of the object structure to suction the air, an exhaust port that has an opening shape which is different shape from the opening shape of the suction port, and suctions out the air suctioned from the suction port, a flow path that connects the suction port and the exhaust port and has at least one bended portion which bends an air flow direction, and at least one flow control members that are disposed at flow path in one direction parallel with the suction port, and controls a flow of the air.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: May 10, 2016
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Yuki Nagamori, Yasunori Momomura, Masafumi Kudo, Kazuki Inami
  • Patent number: 9228592
    Abstract: Provided is a blowing device including a blower that sends air, a blower pipe having an inlet that takes in the air sent from the blower, an outlet that is formed in an elongated opening shape parallel to the portion of the target structure in the longitudinal direction, and a body portion that connects the inlet and the outlet and to cause the air to flow therethrough, and plural flow dividing plates, each of the flow dividing plates having a distributing portion and a changing portion.
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: January 5, 2016
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Teruyo Ryuzaki, Yuki Nagamori, Kazuki Inami, Yasunori Momomura, Masafumi Kudo
  • Patent number: 9158275
    Abstract: A blower pipe includes an inlet port, an outlet port, a flow path that connects the inlet port and the outlet port and is bent at least in one location, and plural flow control members that are provided in mutually different regions in a direction in which air in the flow path is caused to flow and that control the flow of the air, wherein a flow control member of the plural flow control members closest to the inlet port (a) cuts off a portion of a bent portion of the flow path while air crossing the portion, (b) makes an elongated gap to pass air, and (c) satisfies following condition; when a virtual straight line which passes through both end portions of the elongated gap is drawn, the virtual straight line lies downstream of an extension line of a wall immediately before the flow path is bent.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: October 13, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Kazuki Inami, Yasunori Momomura, Yuki Nagamori, Koji Otsuka, Masafumi Kudo
  • Patent number: 9098008
    Abstract: A blowing device includes a blower and an air duct including an inlet, an outlet, and a body. The outlet faces a longitudinal portion of an oblong target structure toward which air is blown. The outlet allows air to be discharged in a direction that is substantially perpendicular to a longitudinal direction in which the longitudinal portion extends. The inlet has an opening and the outlet has an oblong opening, and the opening of the inlet and the opening of the outlet having different shapes. The body has a passage space formed therein. Plural restraining portions that restrain airflow are disposed at different positions in the passage space in the direction of airflow. A most downstream one of the restraining portions is formed so as to at least partially cover the passage space with an air-permeable member having plural air passage portions that are distributed the air-permeable member.
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: August 4, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Kazuki Inami, Yasunori Momomura, Yuki Nagamori, Koji Otsuka, Masafumi Kudo
  • Patent number: 9075336
    Abstract: A blower pipe includes an inlet port, an outlet port, a flow path that connects the inlet port and the outlet port to cause air to flow therethrough and that are divided by a partition wall, and plural flow control members that are respectively provided in different parts in an air flow direction in each of divided passage spaces that are divided by the partition wall and that control the flow of the air, wherein the inlet port and the outlet port are constituted by plural opening portions, respectively, the plural opening portions that constitute the outlet port have elongated opening shapes divided by the partition wall, and a flow control member of the plural flow control members closest to the inlet port is provided in the vicinity of the bent portion.
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: July 7, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Yasunori Momomura, Yuki Nagamori, Koji Otsuka, Kazuki Inami, Masafumi Kudo, Hideki Okamoto
  • Patent number: 9044788
    Abstract: A blowing target structure includes an opening portion that (a) is an inlet into which the air flow from a blower pipe that has an elongated shape in one direction, (b) is elongated in the same direction as the one direction of an outlet of the blower pipe, (c) has a member that is provided at least on one end side in a lateral direction orthogonal to a longitudinal direction of the opening portion to set an air permeability of a member side region of the opening portion to a value smaller than an air permeability of a region other than the member side region of the opening portion.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: June 2, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Masafumi Kudo, Koji Otsuka, Yuki Nagamori, Kazuki Inami, Yasunori Momomura
  • Patent number: 9042787
    Abstract: A grid electrode that is substantially thin-plate-shaped includes an opening section in which plural openings are formed and a frame section that surrounds the opening section. The grid electrode is curved along a short-side direction thereof and includes portions having different thicknesses, the portions being arranged in the short-side direction.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: May 26, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Yuki Nagamori, Koji Otsuka
  • Publication number: 20150110518
    Abstract: Provided is a suction pipe including a suction port that has an opening shape which is long in one direction parallel with a longitudinal-direction part of an object structure long in one direction, and is arranged to face the longitudinal-direction part of the object structure to suction the air, an exhaust port that has an opening shape which is different shape from the opening shape of the suction port, and suctions out the air suctioned from the suction port, a flow path that connects the suction port and the exhaust port and has at least one bended portion which bends an air flow direction, and at least one flow control members that are disposed at flow path in one direction parallel with the suction port, and controls a flow of the air.
    Type: Application
    Filed: July 28, 2014
    Publication date: April 23, 2015
    Inventors: Yuki NAGAMORI, Yasunori MOMOMURA, Masafumi KUDO, Kazuki INAMI
  • Patent number: 8855519
    Abstract: A blowing device includes a blower that blows air and an air duct including an inlet and an outlet. The air duct takes in the air through the inlet and guiding the air so that the air flows out through the outlet toward a corona discharge unit including a target component toward which the air is to be blown. The outlet of the air duct includes a through-portion in a non-overlapping region thereof, the non-overlapping region being a region of the outlet excluding an overlapping region of the outlet. The overlapping region corresponds to an interposed component of the corona discharge unit, the interposed component being located between the outlet and the target component at a position at which the interposed component overlaps the overlapping region.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: October 7, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masahiro Katahira, Yuki Nagamori
  • Publication number: 20140294580
    Abstract: Provided is a blowing device including a blower that sends air, a blower pipe having an inlet that takes in the air sent from the blower, an outlet that is formed in an elongated opening shape parallel to the portion of the target structure in the longitudinal direction, and a body portion that connects the inlet and the outlet and to cause the air to flow therethrough, and plural flow dividing plates, each of the flow dividing plates having a distributing portion and a changing portion.
    Type: Application
    Filed: September 26, 2013
    Publication date: October 2, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Teruyo RYUZAKI, Yuki NAGAMORI, Kazuki INAMI, Yasunori MOMOMURA, Masafumi KUDO
  • Patent number: 8759766
    Abstract: Provided is an air supply tube including an inlet port that takes in air, an outlet port that is arranged opposite a portion of an elongated target structure in a longitudinal direction, to which air taken in from the inlet port is to be supplied, and has an elongated opening shape, a channel portion in which a channel space for allowing air to flow between the inlet port and the outlet port is formed, and plural suppressing portions that suppress the flow of air, wherein the plural suppressing portions include at least a most downstream suppressing portion, a first upstream suppressing portion that is provided in a part initially located on the upstream side in the air flow direction, and a gap regulating portion that forms an extended gap at the same interval.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: June 24, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Yasunori Momomura, Kazuki Inami, Yuki Nagamori, Koji Otsuka, Masafumi Kudo
  • Publication number: 20140169832
    Abstract: A corona discharger includes a discharge wire, and a surrounding member, that is provided with an opening portion which is an entrance of an air flow, that faces a surface of a member to be charged that rotates around a rotational axis of the member to be charged, that is arranged with a gap from the surface to be charged, and that surrounds the discharge wire in the direction of the rotational axis, wherein the opening portion is provided at a part of the surrounding member located on the upstream side of the discharge wire in a rotational direction of the member to be charged with the discharge wire.
    Type: Application
    Filed: May 24, 2013
    Publication date: June 19, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yuki NAGAMORI, Koji OTSUKA, Masafumi KUDO, Kazuki INAMI, Yasunori MOMOMURA
  • Publication number: 20140169825
    Abstract: A blower pipe includes an inlet port, an outlet port, a flow path that connects the inlet port and the outlet port to cause air to flow therethrough and that are divided by a partition wall, and plural flow control members that are respectively provided in different parts in an air flow direction in each of divided passage spaces that are divided by the partition wall and that control the flow of the air, wherein the inlet port and the outlet port are constituted by plural opening portions, respectively, the plural opening portions that constitute the outlet port have elongated opening shapes divided by the partition wall, and a flow control member of the plural flow control members closest to the inlet port is provided in the vicinity of the bent portion.
    Type: Application
    Filed: June 4, 2013
    Publication date: June 19, 2014
    Inventors: Yasunori MOMOMURA, Yuki NAGAMORI, Koji OTSUKA, Kazuki INAMI, Masafumi KUDO, Hideki OKAMOTO
  • Patent number: 8750761
    Abstract: A charging device includes a discharge electrode that extends along an axial direction of a member to be charged; and a potential control plate disposed between the member to be charged and the discharge electrode and curved along a peripheral surface of the member to be charged. The potential control plate includes three or more structural lines that are arranged in a circumferential direction of the member to be charged and that linearly extend along the axial direction, and connecting portions arranged in the axial direction, each connecting portion connecting two or more of the three or more structural lines to each other, the two or more structural lines being next to each other in the circumferential direction. The structural lines connected by one of the connecting portions and those connected by another one of the connecting portions are at least partly different from each other.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: June 10, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Yuki Nagamori, Koji Otsuka, Kuniaki Tanaka, Arichika Tanaka
  • Publication number: 20140140718
    Abstract: A blowing target structure includes an opening portion that (a) is an inlet into which the air flow from a blower pipe that has an elongated shape in one direction, (b) is elongated in the same direction as the one direction of an outlet of the blower pipe, (c) has a member that is provided at least on one end side in a lateral direction orthogonal to a longitudinal direction of the opening portion to set an air permeability of a member side region of the opening portion to a value smaller than an air permeability of a region other than the member side region of the opening portion.
    Type: Application
    Filed: May 31, 2013
    Publication date: May 22, 2014
    Inventors: Masafumi KUDO, Koji OTSUKA, Yuki NAGAMORI, Kazuki INAMI, Yasunori MOMOMURA
  • Publication number: 20140119767
    Abstract: A blower pipe includes an inlet port, an outlet port, a flow path that connects the inlet port and the outlet port and is bent at least in one location, and plural flow control members that are provided in mutually different regions in a direction in which air in the flow path is caused to flow and that control the flow of the air, wherein a flow control member of the plural flow control members closest to the inlet port (a) cuts off a portion of a bent portion of the flow path while air crossing the portion, (b) makes an elongated gap to pass air, and (c) satisfies following condition; when a virtual straight line which passes through both end portions of the elongated gap is drawn, the virtual straight line lies downstream of an extension line of a wall immediately before the flow path is bent.
    Type: Application
    Filed: August 12, 2013
    Publication date: May 1, 2014
    Applicant: Fuji Xerox Co., Ltd.
    Inventors: Kazuki INAMI, Yasunori MOMOMURA, Yuki NAGAMORI, Koji OTSUKA, Masafumi KUDO