Patents by Inventor Katsufumi Ohkouchi

Katsufumi Ohkouchi 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: 7977585
    Abstract: A closed-type motor has an elastic grommet with a through-hole into which a lead wire is inserted. The grommet covers an opening portion of a case. An elastic tube is connected to the grommet, and a cover covers the grommet. The grommet includes a pedestal portion abutted to the case; a tubular projection with the through-hole; and an annular groove surrounding a basal portion of the tubular projection. The tubular projection has an internal sectional area being equal to or larger than the one of the lead wire. The tube has an internal sectional area being equal to or larger than the one of the lead wire and has an inner diameter being equal to or less than an outer diameter of the tubular projection. The cover is provided with a central hole having a diameter being equal to or larger than an outer diameter of the tube.
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: July 12, 2011
    Assignee: Minebea Motor Manufacturing Corporation
    Inventors: Takeshi Yoshizawa, Katsufumi Ohkouchi, Hidenori Mizukami
  • Publication number: 20100000786
    Abstract: A closed-type motor comprising: an elastic grommet with a through-hole into which a lead wire is inserted, the grommet covering an opening portion of a case; an elastic tube connected to the grommet; a cover covering the grommet, wherein the grommet comprises: a pedestal portion abutted to the case; a tubular projection with the through-hole; and an annular groove surrounding a basal portion of the tubular projection, the tubular projection having an internal sectional area being equal to or larger than the one of the lead wire, the tube has an internal sectional area being equal to or larger than the one of the lead wire and has an inner diameter being equal to or less than an outer diameter of the tubular projection, and the cover is provided with a central hole having a diameter being equal to or larger than an outer diameter of the tube.
    Type: Application
    Filed: May 27, 2009
    Publication date: January 7, 2010
    Applicant: MINEBEA MOTOR MANUFACTURING CORPORATION
    Inventors: Takeshi Yoshizawa, Katsufumi Ohkouchi, Hidenori Mizukami