Patents by Inventor Kazuhiro Murauchi

Kazuhiro Murauchi 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: 20210025784
    Abstract: A tire testing device includes a carriage configured to rotatably hold a test wheel provided with a test tire and being capable of travelling on a base along a road surface in a state where the test wheel is made to contact the road surface, and a driving system configured to drive the test wheel and the carriage. The driving system includes a carriage driving part configured to drive the carriage with respect to the road surface in a predetermined speed, a test wheel driving part configured to drive the test wheel in a rotating speed corresponding to the predetermined speed, a driving part configured to generate power to be used to drive the carriage and the test wheel, and a power distributing part configured to distribute power generated by the driving part to the carriage driving part and the test wheel driving part.
    Type: Application
    Filed: October 15, 2020
    Publication date: January 28, 2021
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Shuichi TOKITA
  • Publication number: 20190383706
    Abstract: A collision simulation test apparatus including a table to which a test piece is to be attached, the table being movable in a predetermined direction, a toothed belt for transmitting power to drive the table, a drive module capable of driving the toothed belt, and a control part capable of controlling the drive module. The control part is capable of controlling the drive module to generate an impact to be applied to the test piece, and the impact generated by the drive module is transmitted to the table by the toothed belt.
    Type: Application
    Filed: August 26, 2019
    Publication date: December 19, 2019
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Kiyoaki Haneishi
  • Patent number: 10436670
    Abstract: An oscillating device comprising: a vibrating table; an X-axis oscillating unit configured to oscillate the vibrating table in an X-axis direction; a Y-axis oscillating unit configured to oscillate the vibrating table in a Y-axis direction; a Z-axis oscillating unit configured to oscillate the vibrating table in a Z-axis direction; a first linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the X-axis direction; and a second linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the Y-axis direction, wherein the first linear guideway comprises: a first rail extending in the X-axis direction; and a first carriage configured to engage with the first rail slidably in the X-axis direction, wherein the second linear guideway comprises: a second rail extending in the Y-axis direction; and a second carriage configured to engage with the second rail slidably in the Y-axis direction, wherein the first carriage is provided wi
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 8, 2019
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Minoru Endo
  • Patent number: 10354048
    Abstract: A control device including a simulation unit to simulate behaviors of a virtual mechanical system, and a drive control unit to control driving of servomotors based on the simulation results, is provided. The virtual mechanical system includes a first drive module, a first main shaft module connected to the first drive module, and a plurality of power transmission subsystems, each of which is connected to the first main shaft module and is associated with one of the servomotors respectively. Each of the power transmission subsystems includes an output module. The servomotor associated with the power transmission subsystem is driven according to a simulated result of input into the output module.
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: July 16, 2019
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuyoshi Tashiro, Kazuhiro Murauchi
  • Publication number: 20190212225
    Abstract: An oscillating device comprising: a vibrating table; an X-axis oscillating unit configured to oscillate the vibrating table in an X-axis direction; a Y-axis oscillating unit configured to oscillate the vibrating table in a Y-axis direction; a Z-axis oscillating unit configured to oscillate the vibrating table in a Z-axis direction; a first linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the X-axis direction; and a second linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the Y-axis direction, wherein the first linear guideway comprises: a first rail extending in the X-axis direction; and a first carriage configured to engage with the first rail slidably in the X-axis direction, wherein the second linear guideway comprises: a second rail extending in the Y-axis direction; and a second carriage configured to engage with the second rail slidably in the Y-axis direction, wherein the first carriage is provided wi
    Type: Application
    Filed: March 14, 2019
    Publication date: July 11, 2019
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Minoru ENDO
  • Patent number: 10281356
    Abstract: An oscillating device comprising: a vibrating table; an X-axis oscillating unit configured to oscillate the vibrating table in an X-axis direction; a Y-axis oscillating unit configured to oscillate the vibrating table in a Y-axis direction; a Z-axis oscillating unit configured to oscillate the vibrating table in a Z-axis direction; a first linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the X-axis direction; and a second linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the Y-axis direction, wherein the first linear guideway comprises: a first rail extending in the X-axis direction; and a first carriage configured to engage with the first rail slidably in the X-axis direction, wherein the second linear guideway comprises: a second rail extending in the Y-axis direction; and a second carriage configured to engage with the second rail slidably in the Y-axis direction, wherein the first carriage is provided wi
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: May 7, 2019
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Minoru Endo
  • Patent number: 10203266
    Abstract: A bearing testing machine comprising: a testing machine shaft to which at least one test piece being a bearing is attached, the testing machine shaft being a rotation shaft extending in a Y axis direction being a horizontal direction; a rotational driving unit configured to rotate the testing machine shaft; a test piece holding unit configured to elastically holds the test piece; and an at least one axle driving unit configured to drive the testing machine shaft in a vertical direction and in an X axis direction which is a horizontal direction orthogonal to the Y axis direction.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: February 12, 2019
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Takeshi Teramoto, Sigeru Matsumoto, Kazuhiro Murauchi
  • Publication number: 20180321111
    Abstract: An oscillating device including a vibrating table, an actuator configured to oscillate the vibrating table in a first direction, a coupling mechanism configured to couple the vibrating table with the actuator in such a manner that the vibrating table is movable relative to the actuator in a second direction orthogonal to the first direction, and a counter balancer attached to the vibrating table and configured to compensate an imbalance of an oscillated portion including at least the vibrating table, the imbalance being caused by attaching the coupling mechanism to the vibrating table.
    Type: Application
    Filed: July 13, 2018
    Publication date: November 8, 2018
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI
  • Publication number: 20170160166
    Abstract: An oscillating device comprising: a vibrating table; an X-axis oscillating unit configured to oscillate the vibrating table in an X-axis direction; a Y-axis oscillating unit configured to oscillate the vibrating table in a Y-axis direction; a Z-axis oscillating unit configured to oscillate the vibrating table in a Z-axis direction; a first linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the X-axis direction; and a second linear guideway configured to couple the vibrating table and the Z-axis oscillating unit slidably in the Y-axis direction, wherein the first linear guideway comprises: a first rail extending in the X-axis direction; and a first carriage configured to engage with the first rail slidably in the X-axis direction, wherein the second linear guideway comprises: a second rail extending in the Y-axis direction; and a second carriage configured to engage with the second rail slidably in the Y-axis direction, wherein the first carriage is provided wi
    Type: Application
    Filed: January 30, 2017
    Publication date: June 8, 2017
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Minoru ENDO
  • Publication number: 20160282225
    Abstract: A bearing testing machine comprising: a testing machine shaft to which at least one test piece being a bearing is attached, the testing machine shaft being a rotation shaft extending in a Y axis direction being a horizontal direction; a rotational driving unit configured to rotate the testing machine shaft; a test piece holding unit configured to elastically holds the test piece; and an at least one axle driving unit configured to drive the testing machine shaft in a vertical direction and in an X axis direction which is a horizontal direction orthogonal to the Y axis direction.
    Type: Application
    Filed: June 10, 2016
    Publication date: September 29, 2016
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Takeshi TERAMOTO, Sigeru MATSUMOTO, Kazuhiro MURAUCHI
  • Patent number: 9442052
    Abstract: A torsion tester including a plurality of driving units configured to connect with and rotate three or more input/output shafts of a test body, respectively, and a controller configured to control the plurality of driving units to be driven with one of individually-set rotational frequencies and individually-set torques, respectively.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: September 13, 2016
    Assignee: Kokusai Keisokuki Kabushiki Kaisha
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Masanobu Hasegawa, Tomotaka Sakagami
  • Patent number: 9032813
    Abstract: A torsion tester including a reaction force unit and a drive unit including a servo motor, a first reduction gear, a shaft transmitting an output force from the first reduction gear, a clutch having an input shaft fixed to the shaft, a second reduction gear decelerating rotation of an output shaft of the clutch, a chuck, and a connection mechanism connecting the chuck with one of the shaft and the second reduction gear, the drive unit configured to switch between a first mode where the clutch is disengaged, and the shaft is connected with the chuck by the connection mechanism and a second mode where the clutch is engaged, and the second reduction gear is connected with the chuck by the connection mechanism.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: May 19, 2015
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Masanobu Hasegawa, Tomotaka Sakagami, Yasuyuki Mido, Shigenobu Kawai
  • Patent number: 8984965
    Abstract: A rotational torsion tester, comprising: a first drive shaft; a second drive shaft; a load applying unit that applies a torsional load to a workpiece; at least one bearing unit including a first bearing unit that supports the load applying unit to be rotatable about a rotation axis; a rotation drive unit having a first electric motor that drives the second drive shaft and the load applying unit to rotate in phase; and a torque sensor that detects the torsional load, wherein the load applying unit comprises: a second electric motor that drives the first drive shaft; the torque sensor is attached to a part at which the first drive shaft is inserted into the shaft part; the torque sensor is disposed between a pair of first bearings; and the torque sensor includes a strain gauge adhered to a narrowed part to detect the torsional load.
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: March 24, 2015
    Assignee: Kokusai Keisokuki Kabushiki Kaisha
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Masanobu Hasegawa
  • Publication number: 20140257781
    Abstract: A control device including a simulation unit to simulate behaviors of a virtual mechanical system, and a drive control unit to control driving of servomotors based on the simulation results, is provided. The virtual mechanical system includes a first drive module, a first main shaft module connected to the first drive module, and a plurality of power transmission subsystems, each of which is connected to the first main shaft module and is associated with one of the servomotors respectively. Each of the power transmission subsystems includes an output module. The servomotor associated with the power transmission subsystem is driven according to a simulated result of input into the output module.
    Type: Application
    Filed: June 2, 2014
    Publication date: September 11, 2014
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuyoshi TASHIRO, Kazuhiro MURAUCHI
  • Publication number: 20140208864
    Abstract: A torsion tester including a reaction force unit and a drive unit including a servo motor, a first reduction gear, a shaft transmitting an output force from the first reduction gear, a clutch having an input shaft fixed to the shaft, a second reduction gear decelerating rotation of an output shaft of the clutch, a chuck, and a connection mechanism connecting the chuck with one of the shaft and the second reduction gear, the drive unit configured to switch between a first mode where the clutch is disengaged, and the shaft is connected with the chuck by the connection mechanism and a second mode where the clutch is engaged, and the second reduction gear is connected with the chuck by the connection mechanism.
    Type: Application
    Filed: March 28, 2014
    Publication date: July 31, 2014
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Masanobu HASEGAWA, Tomotaka SAKAGAMI, Yasuyuki MIDO, Shigenobu KAWAI
  • Publication number: 20140208863
    Abstract: A torsion tester including a plurality of driving units configured to connect with and rotate three or more input/output shafts of a test body, respectively, and a controller configured to control the plurality of driving units to be driven with one of individually-set rotational frequencies and individually-set torques, respectively.
    Type: Application
    Filed: March 28, 2014
    Publication date: July 31, 2014
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Masanobu HASEGAWA, Tomotaka SAKAGAMI
  • Patent number: D869969
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: December 17, 2019
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Shuichi Tokita
  • Patent number: D881730
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: April 21, 2020
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuyoshi Tashiro, Kazuhiro Murauchi
  • Patent number: D894766
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: September 1, 2020
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Shuichi Tokita
  • Patent number: D899282
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: October 20, 2020
    Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru Matsumoto, Hiroshi Miyashita, Kazuhiro Murauchi, Shuichi Tokita