Patents by Inventor Daisuke Nago

Daisuke Nago 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: 9446812
    Abstract: A bicycle stem that includes a tubular main body portion with an internal cavity and a first outer casing holder that is configured to hold an end of a first outer casing of a cable. The first outer casing holder is disposed in the internal cavity.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: September 20, 2016
    Assignee: SHIMANO INC.
    Inventor: Daisuke Nago
  • Patent number: 9434444
    Abstract: A bicycle hydraulic actuating device is provided with a housing, a non-linear piston and an operating member. The housing defines a chamber and has a fluid outlet. The non-linear piston is movably disposed in the chamber along a non-linear movement path between a first position and a second position. The operating member is operatively coupled to the non-linear piston so as to move the non-linear piston within the chamber between the first position and the second position in response to movement of the operating member.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: September 6, 2016
    Assignee: Shimano Inc.
    Inventors: Osamu Kariyama, Daisuke Nago, Masahiro Nakakura
  • Patent number: 9403512
    Abstract: A hydraulic brake control apparatus including a body portion, a hydraulic brake control mechanism, and a lever portion. The body portion has a first section configured to fit within an interior of a bar opening and a second section configured to be mounted outside of the interior of the bar opening. The hydraulic brake control mechanism includes a hydraulic brake pressure cylinder having a piston chamber therein, where at least a portion of the hydraulic brake control mechanism is housed within the first section of the body portion. The lever portion connected to the body portion and configured to actuate the hydraulic brake control mechanism. The body portion includes a port fluidly connected to the piston chamber by a conduit. The port is provided on the second section in order to allow bleeding of air from within the piston chamber when the body portion is mounted to the bar opening.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: August 2, 2016
    Assignee: SHIMANO INC.
    Inventors: Tatsuya Matsushita, Daisuke Nago
  • Patent number: 9365260
    Abstract: A bicycle hydraulic operating device is basically provided with a main body, a hydraulic unit, a handlebar mounting structure and a lever. The main body includes a gripping portion. The hydraulic unit is mounted to the main body. The handlebar mounting structure is disposed on one of the main body and the hydraulic unit. The lever is pivotally mounted to one of the main body and the hydraulic unit.
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: June 14, 2016
    Assignee: Shimano Inc.
    Inventor: Daisuke Nago
  • Publication number: 20160044199
    Abstract: An image forming apparatus includes a first controller, a display panel, a touch panel, a timer, a first storage unit storing a timeout period, and a first communication unit communicating with an external apparatus. When a user selects a predetermined service provided by the image forming apparatus, the first storage unit changes the timeout period to a value obtained from an external apparatus providing the selected service. The first controller uses the changed timeout period to determine whether or not a timeout process is to be performed.
    Type: Application
    Filed: June 25, 2015
    Publication date: February 11, 2016
    Inventor: Daisuke NAGO
  • Publication number: 20160031522
    Abstract: A bicycle rim brake basically has a first brake arm, a second brake arm and a link. The first brake arm has a first coupling portion configured to pivot about a first pivot axis and a first mounting portion. The second brake arm has a second coupling portion configured to pivot about the first pivot axis and a second mounting portion. The second mounting portion is configured to mount a second friction member. The link is pivotally coupled to the second brake arm about a second pivot axis that is offset from the first pivot axis. The link has a coupling structure configured to be coupled with a movable member and a contact portion contacting the first brake arm. The coupling structure is spaced from the second pivot axis. The contact portion pivots the first and second brake arms about the first pivot axis as the link pivots about the second pivot axis.
    Type: Application
    Filed: July 30, 2014
    Publication date: February 4, 2016
    Inventor: Daisuke NAGO
  • Patent number: 9242692
    Abstract: A compression ring that is configured to be disposed between a bearing and a stem of a bicycle head parts assembly. The compression ring includes a central opening for receiving a steering column, a cut out portion, a first cable passing part disposed radially outwardly from the central opening, and a first positioning part for positioning the compression ring with respect to the stem so that the first cable passing part is aligned with a second cable passing part defined in the stem.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: January 26, 2016
    Assignee: SHIMANO INC.
    Inventor: Daisuke Nago
  • Patent number: 9233731
    Abstract: A bicycle rim brake basically has a first brake arm, a second brake arm and a link. The first brake arm has a first coupling portion configured to pivot about a first pivot axis and a first mounting portion. The second brake arm has a second coupling portion configured to pivot about the first pivot axis and a second mounting portion. The second mounting portion is configured to mount a second friction member. The link is pivotally coupled to the second brake arm about a second pivot axis that is offset from the first pivot axis. The link has a coupling structure configured to be coupled with a movable member and a contact portion contacting the first brake arm. The coupling structure is spaced from the second pivot axis. The contact portion pivots the first and second brake arms about the first pivot axis as the link pivots about the second pivot axis.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: January 12, 2016
    Assignee: Shimano Inc.
    Inventor: Daisuke Nago
  • Patent number: 9233730
    Abstract: A bicycle control device basically includes a housing member, a hydraulic fluid pressure generator, a control lever member and a shift-operating mechanism. The housing member has an attachment part for attachment to a handlebar, and a grip part configured to be gripped by a rider in a riding position. The hydraulic fluid pressure generator has a cylinder provided inside the grip part of the housing member, and a piston movably disposed within the cylinder to generate fluid pressure for controlling a braking device. The control lever member has a first operation lever pivotably coupled relative to the housing member for pivoting about a first axis to operate the piston. The shift-operating mechanism is configured to be coupled to a shifting device by a control cable control. The shift-operating mechanism is mounted on the control lever member.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: January 12, 2016
    Assignee: Shimano Inc.
    Inventors: Osamu Kariyama, Tatsuya Kawakami, Daisuke Nago, Tatsuya Matsushita, Masahiro Nakakura
  • Publication number: 20150360746
    Abstract: A disc brake caliper is provided. The disc brake caliper may include a main body having a first portion, a second portion having no bleeding port, and a connecting portion connecting the first portion with the second portion such that a slot for arranging a disc rotor is defined between the first portion and the second portion. Arranged on the first portion are a first fluid port and a second fluid port fluidly connected to the first fluid port by a fluid flow path.
    Type: Application
    Filed: June 11, 2014
    Publication date: December 17, 2015
    Inventor: Daisuke Nago
  • Patent number: 9193413
    Abstract: A disc brake caliper is provided. The disc brake caliper may include a main body having a first portion, a second portion having no bleeding port, and a connecting portion connecting the first portion with the second portion such that a slot for arranging a disc rotor is defined between the first portion and the second portion. Arranged on the first portion are a first fluid port and a second fluid port fluidly connected to the first fluid port by a fluid flow path.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: November 24, 2015
    Assignee: Shimano Inc.
    Inventor: Daisuke Nago
  • Publication number: 20150259023
    Abstract: A compression ring that is configured to be disposed between a bearing and a stem of a bicycle head parts assembly. The compression ring includes a central opening for receiving a steering column, a cut out portion, a first cable passing part disposed radially outwardly from the central opening, and a first positioning part for positioning the compression ring with respect to the stem so that the first cable passing part is aligned with a second cable passing part defined in the stem.
    Type: Application
    Filed: March 17, 2014
    Publication date: September 17, 2015
    Applicant: SHIMANO INC.
    Inventor: Daisuke Nago
  • Publication number: 20150259022
    Abstract: A bicycle stem that includes a tubular main body portion with an internal cavity and a first outer casing holder that is configured to hold an end of a first outer casing of a cable. The first outer casing holder is disposed in the internal cavity.
    Type: Application
    Filed: March 17, 2014
    Publication date: September 17, 2015
    Applicant: SHIMANO INC.
    Inventor: Daisuke Nago
  • Publication number: 20150217830
    Abstract: A bicycle brake arm includes a sleeve, a brake arm body, first and second abutments and first and second bearing members. The brake arm body has a mounting portion and is rotatably arranged with respect to the sleeve. The first and second abutments are axially arranged with respect to each other on the sleeve. At least a part of the brake arm body is disposed between the first and second abutments. The first bearing member is disposed axially on a first outside of the mounting portion of the brake arm body. The second bearing member is disposed axially on a second outside of the mounting portion of the brake arm body. The first bearing member is axially disposed between the first and second abutments. One of the first and second bearing members includes a roller bearing and the other of the first and second bearing members includes a dry bearing.
    Type: Application
    Filed: April 16, 2015
    Publication date: August 6, 2015
    Inventors: Osamu KARIYAMA, Daisuke NAGO, Takefumi TERADA, Masahiro NAKAKURA
  • Patent number: 9096288
    Abstract: A dual hydraulic controller apparatus comprises a housing, a first master cylinder disposed at the housing, and a second master cylinder disposed at the housing and coupled to the first master cylinder. The first master cylinder includes a first hydraulic chamber and a first piston disposed in the first hydraulic chamber for reciprocal movement therein. The second master cylinder includes a second hydraulic chamber and a second piston disposed in the second hydraulic chamber for reciprocal movement therein. A first operating member is coupled to the first piston for reciprocating the first piston, and a second operating member is coupled to the second piston for reciprocating the second piston.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: August 4, 2015
    Assignee: Shimano, Inc.
    Inventors: Daisuke Nago, Shinya Hirotomi, Masahiro Nakakura
  • Publication number: 20150128798
    Abstract: A bicycle hydraulic actuating device is provided with a housing, a non-linear piston and an operating member. The housing defines a chamber and has a fluid outlet. The non-linear piston is movably disposed in the chamber along a non-linear movement path between a first position and a second position. The operating member is operatively coupled to the non-linear piston so as to move the non-linear piston within the chamber between the first position and the second position in response to movement of the operating member.
    Type: Application
    Filed: November 8, 2013
    Publication date: May 14, 2015
    Applicant: Shimano Inc.
    Inventors: Osamu KARIYAMA, Daisuke NAGO, Masahiro NAKAKURA
  • Patent number: 8997943
    Abstract: A bicycle brake apparatus includes first and second brake arms. The first brake arm includes a first brake arm mounting portion for mounting the first brake arm to a bicycle frame member, a first brake pad mounting portion, and a first control interface portion. The second brake arm includes a second brake arm mounting portion for mounting the second brake arm to the bicycle frame member and a second brake pad mounting portion. A synchronizing link communicates a synchronizing force that arises from one of the first brake arm or the second brake arm to the other one of the first brake arm or the second brake arm so that the first brake arm and the second brake arm move in synchronization.
    Type: Grant
    Filed: February 29, 2012
    Date of Patent: April 7, 2015
    Assignee: Shimano, Inc.
    Inventors: Daisuke Nago, Osamu Kariyama, Tatsuya Matsushita, Masahiro Nakakura, Takefumi Terada
  • Patent number: 8739940
    Abstract: An interface member is provided for a bicycle brake having a brake arm and another brake arm, wherein the brake arm pivots around a pivot axis, and wherein the other brake arm pivots around another pivot axis. The interface member comprises a mounting portion, a first operating portion and a second operating portion. The mounting portion is structured to be mounted in close proximity to the pivot axis. The first operating portion extends from the mounting portion for interfacing with the brake arm, and the second operating portion extends from the mounting portion and is structured to extend towards the other brake arm. The second operating portion is axially thick.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: June 3, 2014
    Assignee: Shimano, Inc.
    Inventor: Daisuke Nago
  • Publication number: 20140144275
    Abstract: A bicycle control device basically includes a housing member, a hydraulic fluid pressure generator, a control lever member and a shift-operating mechanism. The housing member has an attachment part for attachment to a handlebar, and a grip part configured to be gripped by a rider in a riding position. The hydraulic fluid pressure generator has a cylinder provided inside the grip part of the housing member, and a piston movably disposed within the cylinder to generate fluid pressure for controlling a braking device. The control lever member has a first operation lever pivotably coupled relative to the housing member for pivoting about a first axis to operate the piston. The shift-operating mechanism is configured to be coupled to a shifting device by a control cable control. The shift-operating mechanism is mounted on the control lever member.
    Type: Application
    Filed: November 25, 2013
    Publication date: May 29, 2014
    Applicant: Shimano Inc.
    Inventors: Osamu KARIYAMA, Tatsuya KAWAKAMI, Daisuke NAGO, Tatsuya MATSUSHITA, Masahiro NAKAKURA
  • Patent number: 8720651
    Abstract: A bicycle hydraulic caliper brake apparatus includes a first brake arm with a first bearing surface, a second brake arm with a second bearing surface, and a hydraulic control device that includes a housing and a piston unit. The first bearing surface non-lockingly engages the piston unit, and the second bearing surface non-lockingly engages the housing. At least one of the piston unit or the housing engages a corresponding first or second bearing surface so that the piston unit or the housing rotates at least in part around an axis that is substantially parallel to at least one of the rotational axes of the brake arms. The housing is carried by the first brake arm and the second brake arm so that the housing moves together with the first brake arm and the second brake arm relative to a bicycle frame member.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: May 13, 2014
    Assignee: Shimano, Inc.
    Inventor: Daisuke Nago