Patents Assigned to SANWAKOGYO LTD.
  • Motor rotor support and method for manufacturing same
    Patent number: 10027194
    Abstract: An object of the present invention is to provide a motor rotor support suitable for an axial gap motor and a method for manufacturing the same. The motor rotor support for supporting a magnetic body disposed on a rotor of the motor is configured by laminating single materials each formed from a hot-worked material or a cold-worked material preferably composed of an 18Mn-18Cr nonmagnetic steel.
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: July 17, 2018
    Assignees: THE JAPAN STEEL WORKS, LTD., SANWAKOGYO Ltd.
    Inventors: Shinji Tanaka, Hirokazu Madarame, Toshifumi Nakajima, Kazuhiro Miyagi
  • Nonmagnetic high strength steel motor rotor support and method for manufacturing same
    Patent number: 9800104
    Abstract: An object of the present invention is to provide a motor rotor support suitable for an axial gap motor and a method for manufacturing the same. The motor rotor support for supporting a magnetic body disposed on a rotor of a motor is configured by a nonmagnetic steel having a relative permeability of less than 1.005 and a 0.2% yield strength at room temperature of 550 MPa or more.
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: October 24, 2017
    Assignees: THE JAPAN STEEL WORKS, LTD., SANWAKOGYO Ltd.
    Inventors: Shinji Tanaka, Hirokazu Madarame, Toshifumi Nakajima, Kazuhiro Miyagi
  • MOTOR ROTOR SUPPORT AND METHOD FOR MANUFACTURING SAME
    Publication number: 20150326078
    Abstract: An object of the present invention is to provide a motor rotor support suitable for an axial gap motor and a method for manufacturing the same. The motor rotor support for supporting a magnetic body disposed on a rotor of a motor is configured by a nonmagnetic steel having a relative permeability of less than 1.005 and a 0.2% yield strength at room temperature of 550 MPa or more.
    Type: Application
    Filed: March 27, 2013
    Publication date: November 12, 2015
    Applicants: SANWAKOGYO Ltd., THE JAPAN STEEL WORKS, LTD.
    Inventors: Shinji TANAKA, Hirokazu MADARAME, Toshifumi NAKAJIMA, Kazuhiro MIYAGI
  • MOTOR ROTOR SUPPORT AND METHOD FOR MANUFACTURING SAME
    Publication number: 20150054360
    Abstract: An object of the present invention is to provide a motor rotor support suitable for an axial gap motor and a method for manufacturing the same. The motor rotor support for supporting a magnetic body disposed on a rotor of the motor is configured by laminating single materials each formed from a hot-worked material or a cold-worked material preferably composed of an 18Mn-18Cr nonmagnetic steel.
    Type: Application
    Filed: March 27, 2013
    Publication date: February 26, 2015
    Applicants: SANWAKOGYO LTD., THE JAPAN STEEL WORKS, LTD.
    Inventors: Shinji Tanaka, Hirokazu Madarame, Toshifumi Nakajima, Kazuhiro Miyagi