Patents by Inventor Noboru Suzuki

Noboru Suzuki 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).

  • Publication number: 20170343940
    Abstract: A fixing device has: a nip member; a tubular belt looped around the nip member and including a metal tube, the metal tube having an outer peripheral surface; and a roller having a shaft and an elastic portion covering the shaft, the roller defining an axial direction, the elastic portion and the nip member being configured to nip a predetermined portion of the tubular belt. The outer peripheral surface of the metal tube has an end region in the axial direction, and a rough region between the end regions. The rough region has a surface roughness greater than a surface roughness of the end region. And the end region and the rough region provide a boundary region, therebetween which is positioned outward of the predetermined region in the axial direction.
    Type: Application
    Filed: March 13, 2017
    Publication date: November 30, 2017
    Inventor: Noboru Suzuki
  • Patent number: 9766582
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: September 19, 2017
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hirotaka Mori, Hiroshi Nakano, Noboru Suzuki, Shougo Sato
  • Publication number: 20170227910
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Application
    Filed: April 25, 2017
    Publication date: August 10, 2017
    Inventors: Hirotaka MORI, Hiroshi NAKANO, Noboru SUZUKI, Shougo SATO
  • Patent number: 9720206
    Abstract: A lens apparatus includes a magnification variator driven for zooming, a drive unit that drives the variator, a detector that detects the position of the variator, a deriving unit that derives a second drive signal to drive the drive unit based on: an information representing relationship between position of the variator and size of field of view; a position detected by the detector; and first drive signal, wherein field-of-view change rate obtained when the drive unit is driven based on the second drive signal is smaller than field-of-view change rate obtained when the drive unit is driven based on the first drive signal, and a corrector that outputs position data in which variation of speed of the variator is smaller than that of position data based on the second drive command, when the variator is driven based on the second drive command derived by the deriving unit.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: August 1, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Noboru Suzuki
  • Patent number: 9671726
    Abstract: A fixing device for thermally fixing a developer image transferred onto a recording sheet, includes: a flexible fusing member which is flexibly deformable; a heating element; a nip member disposed in such a manner as to contact with a surface of the flexible fusing member and to allow the flexible fusing member to slide along the nip member; a reflecting plate configured to reflect radiant heat from the heating element in a direction toward the nip member; a backup member configured to nip the flexible fusing member with the nip member to thereby form a nip portion for the recording sheet between the flexible fusing member and the backup member; and a stay configured to support both end portions of the nip member. The reflecting plate has at least one flange portion, and the flange portion is held and supported between the nip member and the stay.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: June 6, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yoshihiro Miyauchi, Yasushi Fujiwara, Takuji Matsuno, Kei Ishida, Noboru Suzuki, Tomohiro Kondo
  • Patent number: 9671738
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: June 6, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hirotaka Mori, Hiroshi Nakano, Noboru Suzuki, Shougo Sato
  • Patent number: 9632465
    Abstract: A fixing device includes an endless belt, a nip member elongated in a longitudinal direction and having a first surface contactable to an inner peripheral surface of the endless belt and a second surface opposite to the first surface, a backup member configured to nip the endless belt with the nip member and form a nip portion between the backup member and the endless belt, a heater disposed inside the endless belt and elongated in the longitudinal direction, a reflection member disposed between the nip member and the heater and configured to reflect radiation heat from the heater, and a heat sensitive element configured to detect a temperature, the heat sensitive element being disposed between the reflection member and the nip member and facing the second surface of the nip member.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: April 25, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Noboru Suzuki
  • Publication number: 20170017186
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Application
    Filed: September 29, 2016
    Publication date: January 19, 2017
    Inventors: Hirotaka MORI, Hiroshi NAKANO, Noboru SUZUKI, Shougo SATO
  • Patent number: 9541870
    Abstract: A fixing device includes a tubular fusing film, a heater, a nip member, a backup member, a backup member, first supporting member, and a second supporting member. The heater may be disposed inside the tubular shape of the fusing film. The nip member may be disposed so as to be in sliding contact with the inner surface of the fusing film and heated by the heater. The backup member may form a nip portion between the backup member and the fusing film with the fusing film between the backup member and the nip member. The first supporting member may be configured to integrally support the heater and the nip member. The second supporting member may be configured to movably support the first supporting member so that the nip member moves relative to the backup member.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: January 10, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yasushi Fujiwara, Noboru Suzuki, Kei Ishida, Yoshihiro Miyauchi, Tomohiro Kondo
  • Patent number: 9494912
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: November 15, 2016
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hirotaka Mori, Hiroshi Nakano, Noboru Suzuki, Shougo Sato
  • Patent number: 9470880
    Abstract: A position detecting apparatus includes: a scale having pattern arrays having different cycles of a mover, a sensor detecting phase signals having different cycles based on the scale depending on a position of the mover; a signal processor generating and outputting displacement signals based on the phase signals by switching the displacement signals at a cycle; a detector detecting a speed of the mover based on at least one displacement signal; an absolute calculator deriving the position of the mover based on displacement signals; and a relative calculator deriving a displacement amount with respect to a predetermined position based on a selected displacement signal, wherein the position is calculated by the absolute calculator when the mover moves slow, and when the mover moves fast, the position of the mover is calculated based on an absolute position of the mover obtained in advance and the displacement amount the relative calculator obtained.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: October 18, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Noboru Suzuki
  • Publication number: 20160299315
    Abstract: A lens apparatus includes a magnification variator driven for zooming, a drive unit that drives the variator, a detector that detects the position of the variator, a deriving unit that derives a second drive signal to drive the drive unit based on: an information representing relationship between position of the variator and size of field of view; a position detected by the detector; and first drive signal, wherein field-of-view change rate obtained when the drive unit is driven based on the second drive signal is smaller than field-of-view change rate obtained when the drive unit is driven based on the first drive signal, and a corrector that outputs position data in which variation of speed of the variator is smaller than that of position data based on the second drive command, when the variator is driven based on the second drive command derived by the deriving unit.
    Type: Application
    Filed: April 5, 2016
    Publication date: October 13, 2016
    Inventor: Noboru Suzuki
  • Patent number: 9459571
    Abstract: A fixing device includes a heating element disposed inside a flexible fusing member, a nip member disposed to contact with a surface of the flexible fusing member and to allow the flexible fusing member to slide along the nip member, a reflecting plate for reflecting radiant heat from the heating element toward the nip member, and a backup member for nipping the flexible fusing member with the nip member. The reflecting plate includes a central reflecting portion extending along a longitudinal direction of the heating element at least in a region corresponding to along a heat generating portion of the heating element, and end reflecting portions stationarily provided on both ends of the central reflecting portion. The end reflecting portions are disposed in positions longitudinally outward of the heat generating portion and each has a reflecting surface tilted with respect to the longitudinal direction of the heating element.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: October 4, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro Kondo, Yasushi Fujiwara, Kei Ishida, Noboru Suzuki, Takuji Matsuno
  • Patent number: 9459568
    Abstract: A fixing device, including a heat roller, a temperature detector member to detect temperature of the heat roller, a supporting member to support the temperature detector member, and a fixer frame to support the heat roller and the supporting member, is provided. The supporting member includes a supporting part to support the temperature detector member, a first part, a second part which is less rigid than the first part, and an attaching part to be attached to an attachable surface of the fixer frame. The attaching part is arranged on one end of the supporting member along the axial direction. The supporting part is arranged in an intermediate position along the axial direction in the supporting member. The first part and the second part are arranged in positions between the attaching part and the supporting part along the axial direction in the supporting member.
    Type: Grant
    Filed: January 2, 2015
    Date of Patent: October 4, 2016
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Noboru Suzuki, Kentaro Sawano
  • Publication number: 20160252856
    Abstract: A fixing device includes an endless belt, a nip member elongated in a longitudinal direction and having a first surface contactable to an inner peripheral surface of the endless belt and a second surface opposite to the first surface, a backup member configured to nip the endless belt with the nip member and form a nip portion between the backup member and the endless belt, a heater disposed inside the endless belt and elongated in the longitudinal direction, a reflection member disposed between the nip member and the heater and configured to reflect radiation heat from the heater, and a heat sensitive element configured to detect a temperature, the heat sensitive element being disposed between the reflection member and the nip member and facing the second surface of the nip member.
    Type: Application
    Filed: February 26, 2016
    Publication date: September 1, 2016
    Inventor: Noboru Suzuki
  • Publication number: 20160238970
    Abstract: A fixing device for thermally fixing a developer image transferred onto a recording sheet, includes: a flexible fusing member which is flexibly deformable; a heating element; a nip member disposed in such a manner as to contact with a surface of the flexible fusing member and to allow the flexible fusing member to slide along the nip member; a reflecting plate configured to reflect radiant heat from the heating element in a direction toward the nip member; a backup member configured to nip the flexible fusing member with the nip member to thereby form a nip portion for the recording sheet between the flexible fusing member and the backup member; and a stay configured to support both end portions of the nip member. The reflecting plate has at least one flange portion, and the flange portion is held and supported between the nip member and the stay.
    Type: Application
    Filed: April 25, 2016
    Publication date: August 18, 2016
    Inventors: Yoshihiro Miyauchi, Yasushi Fujiwara, Takuji Matsuno, Kei Ishida, Noboru Suzuki, Tomohiro Kondo
  • Patent number: 9400459
    Abstract: There is provided a fixing device for thermally fixing a developing agent image to a sheet. The fixing device includes a tubular flexible member, a heater, a nip member, a reflection plate, a backup member, a stay and a temperature sensor. The flexible member has an inner peripheral surface defining an internal space. The heater is disposed in the internal space and is configured to generate a radiant heat. The nip member is disposed in the internal space, the inner peripheral surface being in sliding contact with the nip member. The reflection plate is configured to reflect the radiant heat from the heater toward the nip member, the reflection plate having an outer profile. The backup member is configured to provide a nip region in cooperation with the nip member for nipping the flexible member between the backup member and the nip member.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: July 26, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yoshihiro Miyauchi, Yasushi Fujiwara, Noboru Suzuki, Kei Ishida, Tomohiro Kondo
  • Publication number: 20160209805
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller.
    Type: Application
    Filed: March 30, 2016
    Publication date: July 21, 2016
    Inventors: Hirotaka MORI, Hiroshi NAKANO, Noboru SUZUKI, Shougo SATO
  • Patent number: 9395673
    Abstract: A fixing device includes: an endless belt; a heater; a nip plate; a backup member, a reflective plate, a stay and a heat insulating member, wherein the heat insulating member includes: an upstream support face, which supports the nip plate; and a downstream support face, which is disposed separated downstream in the conveyance direction from the upstream support face and supports the nip plate, and wherein a gap in the conveyance direction between the upstream support face and the downstream support face at a central portion in the longitudinal direction of the heat insulating member is smaller than a gap in the conveyance direction between the upstream support face and the downstream support face at an end portion in the longitudinal direction of the heat insulating member.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: July 19, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Takuji Matsuno, Kaoru Suzuki, Noboru Suzuki
  • Patent number: 9377726
    Abstract: A fixing device configured to heat-fix a developer image on a recording sheet, the fixing device includes: a flexible cylindrical member; a nip member configured to slidingly contact an inner peripheral surface of the cylindrical member; a heating member that is arranged at an inside of the cylindrical member and is configured to heat the nip member; a stay configured to support the nip member with surrounding the heating member; a backup member configured to interpose the cylindrical member between the nip member and the backup member; a cover member that is arranged at the inside of the cylindrical member and is configured to cover the stay from an opposite side to the heating member; and a first support member configured to support the cover member and form a gap between the stay and the cover member.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: June 28, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Noboru Suzuki, Kei Ishida, Takuji Matsuno, Yoshihiro Miyauchi