Patents by Inventor Masahiko Orimo

Masahiko Orimo 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).

  • Molding device, metal mold, method of manufacturing magnet roll and method of magnetizing magnet roll
    Patent number: 10698344
    Abstract: A molding device for molding a magnet roll with a profiled cross-section comprises a heating and kneading unit that supplies, to a cylindrical metal mold, a kneaded material obtained by heating and kneading a raw mixture including ferromagnetic particles and thermoplastic resin, an extrusion molding unit that molds the supplied kneaded material by the metal mold, and a magnetic field generating unit disposed at an end portion of the metal mold in a lengthwise direction that generates a magnetic field inside the metal mold, and the metal mold has a profiled C-shaped cross-section at an inlet for the kneaded material and a profiled cross-section at an outlet for the kneaded material more complex than the inlet.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: June 30, 2020
    Assignee: Hitachi Metals, Ltd.
    Inventors: Osamu Taniguchi, Masahiko Orimo
  • Molding Device, Metal Mold, Method of Manufacturing Magnet Roll and Method of Magnetizing Magnet Roll
    Publication number: 20170371273
    Abstract: A molding device for molding a magnet roll with a profiled cross-section comprises a heating and kneading unit that supplies, to a cylindrical metal mold, a kneaded material obtained by heating and kneading a raw mixture including ferromagnetic particles and thermoplastic resin, an extrusion molding unit that molds the supplied kneaded material by the metal mold, and a magnetic field generating unit disposed at an end portion of the metal mold in a lengthwise direction that generates a magnetic field inside the metal mold, and the metal mold has a profiled C-shaped cross-section at an inlet for the kneaded material and a profiled cross-section at an outlet for the kneaded material more complex than the inlet.
    Type: Application
    Filed: January 19, 2016
    Publication date: December 28, 2017
    Inventors: Osamu Taniguchi, Masahiko Orimo